Our reviews

Below you will find lists of reviews registered within the CCCG and newly published protocols and reviews.

Our Reviews

Full list:

By subtopic:

Benign ano-rectal surgery (16)
Antimicrobial prophylaxis for colorectal surgery
Stapled versus conventional surgery for hemorrhoids
Cesarean delivery for the prevention of anal incontinence
Imaging modalities for the detection of posterior compartment disorders in women with obstructed defaecation syndrome (protocol stage)
Laxatives for the treatment of hemorrhoids.
Metronidazole for pain after haemorrhoid surgery (protocol stage)
Traditional Chinese Medicine herbs for stopping bleeding from haemorrhoids
Surgical intervention for anorectal fistula
Non surgical therapy for anal fissure
Phlebotonics for haemorrhoids
Conventional versus LigaSure hemorrhoidectomy for patients with symptomatic Hemorrhoids
Operative procedures for fissure in ano
Rubber band ligation versus excisional haemorrhoidectomy for haemorrhoids
Topical treatment for hemorrhoids (protocol stage)
Trans anal haemorrhoidal de-arterialisation versus stapled haemorrhoidopexy for the management of haemorrhoidal disease (protocol stage)
Incision and drainage of perianal abscess with or without treatment of anal fistula
Colorectal cancer, oncology (30)
Adjuvant anti-VEGF therapy for overall survival and relapse-free survival in patients with resected non-metastatic colorectal cancer (protocol stage)
Adjuvant chemotherapy for small intestine adenocarcinoma
Adjuvant Therapy for completely resected Stage II Colon Cancer
Hepatic artery adjuvant chemotherapy for patients having resection or ablation of colorectal cancer metastatic to the liver
Chemotherapy for downstaging unresectable liver metastases from colorectal cancer (protocol stage)
Palliative chemotherapy for advanced or metastatic colorectal cancer
Chemotherapy with platinum compounds for metastatic colorectal cancer (protocol stage)
Chinese medical herbs for chemotherapy side effects in colorectal cancer patients
Chronomodulated chemotherapy versus conventional chemotherapy for Advanced and /or Metastatic Colorectal Cancer (protocol stage)
mushroom for colorectal cancer treatment (protocol stage)
Dietary calcium supplementation for preventing colorectal cancer and adenomatous polyps
Blood CEA levels for detecting recurrent colorectal cancer
Survival differences with immediate versus delayed chemotherapy for asymptomatic incurable metastatic colorectal cancer
Duration of adjuvant chemotherapy for patients with non-metastatic colorectal cancer
Epidermal growth factor receptor (EGFR) inhibitors for metastatic colorectal cancer
Follow-up strategies for patients treated for non-metastatic colorectal cancer
Fluoropyrimidine-HAI (hepatic arterial infusion) versus systemic chemotherapy (SCT) for unresectable liver metastases from colorectal cancer
Herbal medicine for relapse and metastasis in patients operated for colorectal cancer (protocol stage)
Histamine type 2 receptor antagonists as adjuvant treatment for resected colorectal cancer
Concomitant hyperthermia and radiation therapy for treating locally advanced rectal cancer
Intermittent versus continuous systemic therapy as treatment for unresectable metastatic colorectal cancer (protocol stage)
Interventions for reducing diarrhoea in patients receiving chemotherapy for colorectal cancer (protocol stage)
Irinotecan chemotherapy combined with fluoropyrimidines versus irinotecan alone for overall survival and progression-free survival in patients with advanced and/or metastatic colorectal cancer
Oral versus intravenous fluoropyrimidines for colorectal cancer
Postoperative adjuvant chemotherapy in rectal cancer operated for cure.
Radiotherapy versus combined modality therapy for anal carcinoma (protocol stage)
Second-line systemic therapy for metastatic colorectal cancer
Sequential versus combination chemotherapy for advanced colorectal cancer (protocol stage)
Combination chemotherapy versus single-agent chemotherapy during preoperative chemoradiation for resectable rectal cancer
Anti-angiogenic therapies for metastatic colorectal cancer
Colorectal cancer, surgery (45)
Heparins and mechanical methods for thromboprophylaxis in colorectal surgery
Stapled versus handsewn methods for ileocolic anastomoses
Antimicrobial prophylaxis for colorectal surgery
Closed versus open approach in laparoscopic colorectal surgery (protocol stage)
Colorectal stents for the management of malignant colonic obstructions
Colonoscopic polypectomy for prevention of colorectal cancer (protocol stage)
Interventions for anal canal intraepithelial neoplasia
Flexible sigmoidoscopy versus faecal occult blood testing for colorectal cancer screening in asymptomatic individuals
Covering ileo- or colostomy in anterior resection for rectal carcinoma
Curative surgery for obstruction from primary left colorectal carcinoma: Primary or staged resection?
Cytoreductive surgery alone or combined with hyperthermic intraperitoneal chemotherapy (HIPEC) for pseudomyxoma peritonei (protocol stage)
Cytoreductive surgery and hyperthermic intraperitoneal chemotherapy (HIPEC) for peritoneal carcinomatosis in patients with colorectal cancer (protocol stage)
Energy source instruments for laparoscopic colectomy
Perioperative blood transfusions and recurrence of colorectal cancer
FDG PET-CT imaging for pre operative staging in patients with colorectal cancer (protocol stage)
Hand assisted laparoscopic surgery versus conventional laparoscopy for colorectal surgery
Ileostomy or colostomy for temporary decompression of colorectal anastomosis
Intestinal dysfunction and QOL in patients with or without radiotherapy after rectal cancer resection. (protocol stage)
Laparoscopic versus open total mesorectal excision for rectal cancer
Local surgical treatment in early rectal cancer with or without adjuvant therapy (protocol stage)
Magnetic resonance imaging (MRI) versus computed tomography (CT) for the diagnosis of lymph node metastasis in preoperative rectal cancer (protocol stage)
Mechanical bowel preparation for elective colorectal surgery
Mesh prophylaxis for hernia in abdominal incisions (protocol stage)
Quality of life after rectal resection for cancer, with or without permanent colostomy.
Omentoplasty for the prevention of anastomotic leakage after colonic or rectal resection (protocol stage)
Physical activity and exercise interventions for disease-related physical and mental health during and following treatment in people with non-advanced colorectal cancer (protocol stage)
Prehabilitation versus no prehabilitation to improve functional capacity, reduce postoperative complications and improve quality of life in colorectal cancer surgery (protocol stage)
Preoperative radiotherapy and curative surgery for the management of localised rectal carcinoma
Intra-abdominal drains for the prophylaxis of anastomotic leak in elective colorectal surgery
Quality of life after laparoscopic versus open resection in colorectal cancer (protocol stage)
Selective internal radiation therapy for liver metastases from colorectal cancer
Preoperative chemoradiation versus radiation alone for stage II and III resectable rectal cancer
Pre-operative chemoradiation for non-metastatic locally advanced rectal cancer
Reconstructive Techniques After Rectal Resection for Rectal Cancer
Resection versus no intervention or other surgical interventions for colorectal cancer liver metastases
Robotic surgery for rectal cancer (protocol stage)
Short term benefits for laparoscopic colorectal resection
Radiofrequency ablation in the treatment of liver metastases from colorectal cancer
Non-resection versus resection for an asymptomatic primary tumour in patients with unresectable Stage IV colorectal cancer
Early enteral nutrition within 24 hours of lower gastrointestinal surgery versus later commencement for length of hospital stay and postoperative complications
Stapled versus handsewn methods for colorectal anastomosis surgery
Pre and peri-operative erythropoeitin for reducing allogeneic blood transfusions in colorectal cancer surgery.
Long-term results of laparoscopic colorectal cancer resection
Transanal endoscopic microsurgery (TEM) compared to radical surgery for rectal cancer (protocol stage)
Workload and surgeon´s specialty for outcome after colorectal cancer surgery
Constipation (3)
Antibiotic regimens for secondary peritonitis of gastrointestinal origin in adults
Cisapride for Intestinal Constipation
Lactulose versus Polyethylene Glycol for Chronic Constipation
Disease of appendix (13)
Antibiotics versus placebo for prevention of postoperative infection after appendicectomy.
Appendectomy versus antibiotic treatment for acute appendicitis
Biomarkers for diagnosis of acute appendicitis in adults (protocol stage)
Single incision versus conventional multi-incision appendicectomy for suspected appendicitis
Dietary calcium supplementation for preventing colorectal cancer and adenomatous polyps
Closure methods of the appendix stump for complications during laparoscopic appendectomy
Diagnostic accuracy of Computed Tomography for Appendicitis in Adults (protocol stage)
Abdominal drainage to prevent intra-peritoneal abscess after open appendectomy for complicated appendicitis
Early versus delayed appendicectomy for appendiceal phlegmon or abscess
Laparoscopic versus open surgery for suspected appendicitis
Magnetic resonance imaging (MRI) for diagnosis of acute appendicitis (protocol stage)
Non surgical therapy for anal fissure
Ultrasonography for diagnosis of acute appendicitis (protocol stage)
Emergency surgery (15)
Antibiotic regimens for secondary peritonitis of gastrointestinal origin in adults
Antibiotics for uncomplicated diverticulitis
Mesalamine (5-ASA) for the prevention of recurrent diverticulitis
Early laparoscopy versus observation for patients with acute abdominal pain (protocol stage)
Laparoscopic versus open resection for sigmoid diverticulitis
Management for intussusception in children
Neostigmine for the treatment of acute colonic pseudo-obstruction (protocol stage)
Planned relaparotomy versus relaparotomy on demand for treatment of secondary peritonitis (protocol stage)
Prophylactic antibiotics for preventing recurrent symptomatic episodes of acute diverticulitis (protocol stage)
Laparoscopic versus open surgery in small bowel obstruction
Surgery for complicated diverticular disease: primary or secondary anastomosis after colonic resection (protocol stage)
Oral traditional Chinese medication for adhesive small bowel obstruction
Analgesia in patients with acute abdominal pain
Intra-peritoneal prophylactic agents for preventing adhesions and adhesive intestinal obstruction after non-gynaecological abdominal surgery
Oral water soluble contrast for the management of adhesive small bowel obstruction
Endoscopic and surgical techniques (15)
Transparent Cap Colonoscopy versus Standard Colonoscopy to Improve Caecal Intubation
Bowel Preparation and Prokinetic Agents for Small Bowel Capsule Endoscopy (protocol stage)
Bowel preparation for colonoscopy (protocol stage)
Bowel Preparation for Paediatric Colonoscopy (protocol stage)
Gases for establishing pneumoperitoneum during laparoscopic abdominal surgery
Heated insufflation with or without humidification for laparoscopic abdominal surgery
Intravenous hyoscine-N-butyl bromide for aiding colonoscopy (protocol stage)
Perioperative prebiotics, probiotics or synbiotics for elective abdominal surgery in adults (protocol stage)
Propofol for sedation during colonoscopy
Single layer versus double layer suture anastomosis of the gastrointestinal tract
Single-incision versus standard multi-incision laparoscopic colectomy in patients with malignant or benign colonic disease (protocol stage)
Nitrous Oxide for Colonoscopy
Transverse verses midline incisions for abdominal surgery
Virtual reality simulation training for health professions trainees in gastrointestinal endoscopy
Water infusion versus air insufflation for colonoscopy
IBD surgery (4)
Laparoscopic versus Open surgery for small bowel Crohn's disease
Double-stapled anastomosis versus mucosectomy and handsewn anastomosis in ileal pouch-anal anastomosis for ulcerative colitis or familial adenomatous polyposis (protocol stage)
Open versus laparoscopic (assisted) ileo pouch anal anastomosis for ulcerative colitis and familial adenomatous polyposis
Surgery for ulcerative colitis: Outcomes in low volume hospitals versus high volume hospitals (protocol stage)
Neoplastic diseases of the small bowel (9)
Prevention (1)
Surgery (1)
Prolonged thromboprophylaxis with low molecular weight heparin for abdominal or pelvic surgery
Adjuvant therapy (0)
Medical therapy (0)
Treatment (8)
Surgery (1)
Stapled versus handsewn methods for ileocolic anastomoses
Adjuvant therapy (2)
Adjuvant chemotherapy for small intestine adenocarcinoma
Oral water soluble contrast for the management of adhesive small bowel obstruction
Medical therapy (5)
Bowel Preparation and Prokinetic Agents for Small Bowel Capsule Endoscopy (protocol stage)
Interventions for reducing diarrhoea in patients receiving chemotherapy for colorectal cancer (protocol stage)
Perioperative corticosteroids for patients undergoing elective major abdominal surgery (CORPUS) (protocol stage)
Pre-operative Nutrition Support in Patients Undergoing Gastrointestinal Surgery.
Oral traditional Chinese medication for adhesive small bowel obstruction
Rehabilitation (0)
Neoplastic diseases of the colon (89)
Diagnostic test accuracy (3)
Blood CEA levels for detecting recurrent colorectal cancer
FDG PET-CT imaging for pre operative staging in patients with colorectal cancer (protocol stage)
Guaiac-based faecal occult blood tests versus faecal immunochemical tests for colorectal cancer screening in average-risk individuals (protocol stage)
Prevention (25)
Surgery (14)
Transparent Cap Colonoscopy versus Standard Colonoscopy to Improve Caecal Intubation
Heparins and mechanical methods for thromboprophylaxis in colorectal surgery
Bowel preparation for colonoscopy (protocol stage)
Colonoscopic polypectomy for prevention of colorectal cancer (protocol stage)
Flexible sigmoidoscopy versus faecal occult blood testing for colorectal cancer screening in asymptomatic individuals
Prolonged thromboprophylaxis with low molecular weight heparin for abdominal or pelvic surgery
Chromoscopy versus conventional endoscopy for the detection of polyps in the colon and rectum
Interventions for improving uptake of population-based screening for colorectal cancer using fecal occult blood testing (protocol stage)
Intra-abdominal drains for the prophylaxis of anastomotic leak in elective colorectal surgery
Screening for colorectal cancer using the faecal occult blood test, Hemoccult
Screening sigmoidoscopy and colonoscopy for reducing colorectal cancer mortality in asymptomatic persons (protocol stage)
Short term benefits for laparoscopic colorectal resection
Long-term results of laparoscopic colorectal cancer resection
Virtual reality simulation training for health professions trainees in gastrointestinal endoscopy
Adjuvant therapy (8)
Non steroidal anti-inflammatory drugs (NSAID) and aspirin for preventing colorectal adenomas and carcinomas
Dietary calcium supplementation for preventing colorectal cancer and adenomatous polyps
Dietary fibre for the prevention of recurrent colorectal adenomas and carcinomas
Nonsteroidal anti-inflammatory drugs (NSAID) and aspirin for preventing colorectal adenomas and carcinomas in general population (protocol stage)
Nonsteroidal anti-inflammatory drugs (NSAID) and aspirin for preventing colorectal adenomas and carcinomas in patients with previous adenomas and/or genetic disposition (protocol stage)
Nonsteroidal anti-inflammatory drugs (NSAID) and aspirin for preventing recurrence and metachronous colorectal carcinomas in patients previously treated for colorectal cancer (protocol stage)
Vitamins and minerals for the prevention of colorectal adenomas and carcinomas (protocol stage)
Water infusion versus air insufflation for colonoscopy
Medical therapy (3)
Statins for preventing colorectal adenoma and carcinoma (protocol stage)
Intra-peritoneal prophylactic agents for preventing adhesions and adhesive intestinal obstruction after non-gynaecological abdominal surgery
Ursodeoxycholic acid for the prevention of colorectal adenomas and carcinomas (protocol stage)
Treatment (56)
Surgery (22)
Stapled versus handsewn methods for ileocolic anastomoses
Closed versus open approach in laparoscopic colorectal surgery (protocol stage)
Colorectal stents for the management of malignant colonic obstructions
Curative surgery for obstruction from primary left colorectal carcinoma: Primary or staged resection?
Cytoreductive surgery and hyperthermic intraperitoneal chemotherapy (HIPEC) for peritoneal carcinomatosis in patients with colorectal cancer (protocol stage)
Gases for establishing pneumoperitoneum during laparoscopic abdominal surgery
Energy source instruments for laparoscopic colectomy
Perioperative blood transfusions and recurrence of colorectal cancer
Fast track surgery versus conventional recovery strategies for colorectal surgery
Hand assisted laparoscopic surgery versus conventional laparoscopy for colorectal surgery
Ileostomy or colostomy for temporary decompression of colorectal anastomosis
Mechanical bowel preparation for elective colorectal surgery
Intra-abdominal drains for the prophylaxis of anastomotic leak in elective colorectal surgery
Resection versus no intervention or other surgical interventions for colorectal cancer liver metastases
Short term benefits for laparoscopic colorectal resection
Non-resection versus resection for an asymptomatic primary tumour in patients with unresectable Stage IV colorectal cancer
Single layer versus double layer suture anastomosis of the gastrointestinal tract
Single-incision versus standard multi-incision laparoscopic colectomy in patients with malignant or benign colonic disease (protocol stage)
Stapled versus handsewn methods for colorectal anastomosis surgery
Pre and peri-operative erythropoeitin for reducing allogeneic blood transfusions in colorectal cancer surgery.
Long-term results of laparoscopic colorectal cancer resection
Workload and surgeon´s specialty for outcome after colorectal cancer surgery
Adjuvant therapy (23)
Adjuvant anti-VEGF therapy for overall survival and relapse-free survival in patients with resected non-metastatic colorectal cancer (protocol stage)
Adjuvant Therapy for completely resected Stage II Colon Cancer
Hepatic artery adjuvant chemotherapy for patients having resection or ablation of colorectal cancer metastatic to the liver
Chemotherapy for downstaging unresectable liver metastases from colorectal cancer (protocol stage)
Palliative chemotherapy for advanced or metastatic colorectal cancer
Chemotherapy with platinum compounds for metastatic colorectal cancer (protocol stage)
Chronomodulated chemotherapy versus conventional chemotherapy for Advanced and /or Metastatic Colorectal Cancer (protocol stage)
Non steroidal anti-inflammatory drugs (NSAID) and aspirin for preventing colorectal adenomas and carcinomas
Dietary fibre for the prevention of recurrent colorectal adenomas and carcinomas
Survival differences with immediate versus delayed chemotherapy for asymptomatic incurable metastatic colorectal cancer
Duration of adjuvant chemotherapy for patients with non-metastatic colorectal cancer
Follow-up strategies for patients treated for non-metastatic colorectal cancer
Fluoropyrimidine-HAI (hepatic arterial infusion) versus systemic chemotherapy (SCT) for unresectable liver metastases from colorectal cancer
Histamine type 2 receptor antagonists as adjuvant treatment for resected colorectal cancer
Intermittent versus continuous systemic therapy as treatment for unresectable metastatic colorectal cancer (protocol stage)
Intravenous hyoscine-N-butyl bromide for aiding colonoscopy (protocol stage)
Irinotecan chemotherapy combined with fluoropyrimidines versus irinotecan alone for overall survival and progression-free survival in patients with advanced and/or metastatic colorectal cancer
Prophylactic nasogastric decompression after abdominal surgery
Oral versus intravenous fluoropyrimidines for colorectal cancer
Selective internal radiation therapy for liver metastases from colorectal cancer
Second-line systemic therapy for metastatic colorectal cancer
Sequential versus combination chemotherapy for advanced colorectal cancer (protocol stage)
Radiofrequency ablation in the treatment of liver metastases from colorectal cancer
Medical therapy (11)
Adjuvant Therapy for completely resected Stage II Colon Cancer
Chewing gum for postoperative recovery of gastrointestinal function
Chinese medical herbs for chemotherapy side effects in colorectal cancer patients
mushroom for colorectal cancer treatment (protocol stage)
Epidermal growth factor receptor (EGFR) inhibitors for metastatic colorectal cancer
Interventions for reducing diarrhoea in patients receiving chemotherapy for colorectal cancer (protocol stage)
Systemic prokinetic pharmacologic treatment for postoperative adynamic ileus following abdominal surgery in adults
Perioperative corticosteroids for patients undergoing elective major abdominal surgery (CORPUS) (protocol stage)
Pre-operative Nutrition Support in Patients Undergoing Gastrointestinal Surgery.
Propofol for sedation during colonoscopy
Anti-angiogenic therapies for metastatic colorectal cancer
Rehabilitation (4)
Follow-up strategies for patients treated for non-metastatic colorectal cancer
Physical activity and exercise interventions for disease-related physical and mental health during and following treatment in people with non-advanced colorectal cancer (protocol stage)
Prehabilitation versus no prehabilitation to improve functional capacity, reduce postoperative complications and improve quality of life in colorectal cancer surgery (protocol stage)
Quality of life after laparoscopic versus open resection in colorectal cancer (protocol stage)
Control of (1)
Surgery (1)
Narrow band imaging versus conventional white light colonoscopy for the detection of colorectal polyps
Adjuvant therapy (0)
Medical therapy (0)
Economy (0)
Neoplastic diseases of the rectum and anus (84)
Diagnostic test accuracy (4)
Blood CEA levels for detecting recurrent colorectal cancer
FDG PET-CT imaging for pre operative staging in patients with colorectal cancer (protocol stage)
Guaiac-based faecal occult blood tests versus faecal immunochemical tests for colorectal cancer screening in average-risk individuals (protocol stage)
Magnetic resonance imaging (MRI) versus computed tomography (CT) for the diagnosis of lymph node metastasis in preoperative rectal cancer (protocol stage)
Prevention (19)
Surgery (9)
Heparins and mechanical methods for thromboprophylaxis in colorectal surgery
Colonoscopic polypectomy for prevention of colorectal cancer (protocol stage)
Flexible sigmoidoscopy versus faecal occult blood testing for colorectal cancer screening in asymptomatic individuals
Chromoscopy versus conventional endoscopy for the detection of polyps in the colon and rectum
Interventions for improving uptake of population-based screening for colorectal cancer using fecal occult blood testing (protocol stage)
Local surgical treatment in early rectal cancer with or without adjuvant therapy (protocol stage)
Intra-abdominal drains for the prophylaxis of anastomotic leak in elective colorectal surgery
Screening for colorectal cancer using the faecal occult blood test, Hemoccult
Screening sigmoidoscopy and colonoscopy for reducing colorectal cancer mortality in asymptomatic persons (protocol stage)
Adjuvant therapy (7)
Non steroidal anti-inflammatory drugs (NSAID) and aspirin for preventing colorectal adenomas and carcinomas
Dietary calcium supplementation for preventing colorectal cancer and adenomatous polyps
Dietary fibre for the prevention of recurrent colorectal adenomas and carcinomas
Local surgical treatment in early rectal cancer with or without adjuvant therapy (protocol stage)
Nonsteroidal anti-inflammatory drugs (NSAID) and aspirin for preventing colorectal adenomas and carcinomas in general population (protocol stage)
Nonsteroidal anti-inflammatory drugs (NSAID) and aspirin for preventing colorectal adenomas and carcinomas in patients with previous adenomas and/or genetic disposition (protocol stage)
Vitamins and minerals for the prevention of colorectal adenomas and carcinomas (protocol stage)
Medical therapy (3)
Nonsteroidal anti-inflammatory drugs (NSAID) and aspirin for preventing recurrence and metachronous colorectal carcinomas in patients previously treated for colorectal cancer (protocol stage)
Statins for preventing colorectal adenoma and carcinoma (protocol stage)
Ursodeoxycholic acid for the prevention of colorectal adenomas and carcinomas (protocol stage)
Treatment (54)
Surgery (21)
Interventions for anal canal intraepithelial neoplasia
Curative surgery for obstruction from primary left colorectal carcinoma: Primary or staged resection?
Perioperative blood transfusions and recurrence of colorectal cancer
Hand assisted laparoscopic surgery versus conventional laparoscopy for colorectal surgery
Laparoscopic versus open total mesorectal excision for rectal cancer
Local surgical treatment in early rectal cancer with or without adjuvant therapy (protocol stage)
Mechanical bowel preparation for elective colorectal surgery
Preoperative radiotherapy and curative surgery for the management of localised rectal carcinoma
Intra-abdominal drains for the prophylaxis of anastomotic leak in elective colorectal surgery
Reconstructive Techniques After Rectal Resection for Rectal Cancer
Resection versus no intervention or other surgical interventions for colorectal cancer liver metastases
Robotic surgery for rectal cancer (protocol stage)
Short term benefits for laparoscopic colorectal resection
Non-resection versus resection for an asymptomatic primary tumour in patients with unresectable Stage IV colorectal cancer
Single layer versus double layer suture anastomosis of the gastrointestinal tract
Single-incision versus standard multi-incision laparoscopic colectomy in patients with malignant or benign colonic disease (protocol stage)
Stapled versus handsewn methods for colorectal anastomosis surgery
Pre and peri-operative erythropoeitin for reducing allogeneic blood transfusions in colorectal cancer surgery.
Long-term results of laparoscopic colorectal cancer resection
Transanal endoscopic microsurgery (TEM) compared to radical surgery for rectal cancer (protocol stage)
Workload and surgeon´s specialty for outcome after colorectal cancer surgery
Adjuvant therapy (23)
Hepatic artery adjuvant chemotherapy for patients having resection or ablation of colorectal cancer metastatic to the liver
Chemotherapy for downstaging unresectable liver metastases from colorectal cancer (protocol stage)
Chemotherapy with platinum compounds for metastatic colorectal cancer (protocol stage)
Survival differences with immediate versus delayed chemotherapy for asymptomatic incurable metastatic colorectal cancer
Duration of adjuvant chemotherapy for patients with non-metastatic colorectal cancer
Fluoropyrimidine-HAI (hepatic arterial infusion) versus systemic chemotherapy (SCT) for unresectable liver metastases from colorectal cancer
Histamine type 2 receptor antagonists as adjuvant treatment for resected colorectal cancer
Concomitant hyperthermia and radiation therapy for treating locally advanced rectal cancer
Intermittent versus continuous systemic therapy as treatment for unresectable metastatic colorectal cancer (protocol stage)
Intestinal dysfunction and QOL in patients with or without radiotherapy after rectal cancer resection. (protocol stage)
Irinotecan chemotherapy combined with fluoropyrimidines versus irinotecan alone for overall survival and progression-free survival in patients with advanced and/or metastatic colorectal cancer
Local surgical treatment in early rectal cancer with or without adjuvant therapy (protocol stage)
Oral versus intravenous fluoropyrimidines for colorectal cancer
Postoperative adjuvant chemotherapy in rectal cancer operated for cure.
Preoperative radiotherapy and curative surgery for the management of localised rectal carcinoma
Preoperative chemoradiation versus radiation alone for stage II and III resectable rectal cancer
Pre-operative chemoradiation for non-metastatic locally advanced rectal cancer
Radiotherapy versus combined modality therapy for anal carcinoma (protocol stage)
Second-line systemic therapy for metastatic colorectal cancer
Sequential versus combination chemotherapy for advanced colorectal cancer (protocol stage)
Radiofrequency ablation in the treatment of liver metastases from colorectal cancer
Combination chemotherapy versus single-agent chemotherapy during preoperative chemoradiation for resectable rectal cancer
Early enteral nutrition within 24 hours of lower gastrointestinal surgery versus later commencement for length of hospital stay and postoperative complications
Medical therapy (10)
Palliative chemotherapy for advanced or metastatic colorectal cancer
Chewing gum for postoperative recovery of gastrointestinal function
Chinese medical herbs for chemotherapy side effects in colorectal cancer patients
Interventions for anal canal intraepithelial neoplasia
mushroom for colorectal cancer treatment (protocol stage)
Epidermal growth factor receptor (EGFR) inhibitors for metastatic colorectal cancer
Interventions for reducing diarrhoea in patients receiving chemotherapy for colorectal cancer (protocol stage)
Pre-operative Nutrition Support in Patients Undergoing Gastrointestinal Surgery.
Propofol for sedation during colonoscopy
Anti-angiogenic therapies for metastatic colorectal cancer
Rehabilitation (4)
Follow-up strategies for patients treated for non-metastatic colorectal cancer
Quality of life after rectal resection for cancer, with or without permanent colostomy.
Physical activity and exercise interventions for disease-related physical and mental health during and following treatment in people with non-advanced colorectal cancer (protocol stage)
Quality of life after laparoscopic versus open resection in colorectal cancer (protocol stage)
Control of (3)
Surgery (2)
Local surgical treatment in early rectal cancer with or without adjuvant therapy (protocol stage)
Narrow band imaging versus conventional white light colonoscopy for the detection of colorectal polyps
Adjuvant therapy (1)
Local surgical treatment in early rectal cancer with or without adjuvant therapy (protocol stage)
Medical therapy (0)
Economy (0)
Diverticulosis and diverticulitis (4)
Prevention (1)
Medical therapy (1)
Prophylactic antibiotics for preventing recurrent symptomatic episodes of acute diverticulitis (protocol stage)
Treatment (2)
Surgery (1)
Laparoscopic versus open resection for sigmoid diverticulitis
Medical therapy (1)
Antibiotics for uncomplicated diverticulitis
Rehabilitation (0)
Control of (1)
Medical therapy (1)
Analgesia in patients with acute abdominal pain
Economy (0)
Non-neoplastic diseases of the small bowel, colon, rectum, anus, perianal diseases, and peritoneal disases (49)
Diagnostic test accuracy (1)
Imaging modalities for the detection of posterior compartment disorders in women with obstructed defaecation syndrome (protocol stage)
Prevention (3)
Surgery (2)
Cesarean delivery for the prevention of anal incontinence
Intra-abdominal drains for the prophylaxis of anastomotic leak in elective colorectal surgery
Medical therapy (1)
Intra-peritoneal prophylactic agents for preventing adhesions and adhesive intestinal obstruction after non-gynaecological abdominal surgery
Treatment (44)
Surgery (21)
Antimicrobial prophylaxis for colorectal surgery
Stapled versus conventional surgery for hemorrhoids
Hand assisted laparoscopic surgery versus conventional laparoscopy for colorectal surgery
Heated insufflation with or without humidification for laparoscopic abdominal surgery
Management for intussusception in children
Mechanical bowel preparation for elective colorectal surgery
Open versus laparoscopic (assisted) ileo pouch anal anastomosis for ulcerative colitis and familial adenomatous polyposis
Perioperative prebiotics, probiotics or synbiotics for elective abdominal surgery in adults (protocol stage)
Intra-abdominal drains for the prophylaxis of anastomotic leak in elective colorectal surgery
Short term benefits for laparoscopic colorectal resection
Laparoscopic versus open surgery in small bowel obstruction
Single-incision versus standard multi-incision laparoscopic colectomy in patients with malignant or benign colonic disease (protocol stage)
Surgery for complicated diverticular disease: primary or secondary anastomosis after colonic resection (protocol stage)
Surgery for ulcerative colitis: Outcomes in low volume hospitals versus high volume hospitals (protocol stage)
Conventional versus LigaSure hemorrhoidectomy for patients with symptomatic Hemorrhoids
Nitrous Oxide for Colonoscopy
Operative procedures for fissure in ano
Rubber band ligation versus excisional haemorrhoidectomy for haemorrhoids
Long-term results of laparoscopic colorectal cancer resection
Trans anal haemorrhoidal de-arterialisation versus stapled haemorrhoidopexy for the management of haemorrhoidal disease (protocol stage)
Transverse verses midline incisions for abdominal surgery
Medical therapy (13)
Antibiotic regimens for secondary peritonitis of gastrointestinal origin in adults
Bowel Preparation for Paediatric Colonoscopy (protocol stage)
Chinese medical herbs for chemotherapy side effects in colorectal cancer patients
Laxatives for the treatment of hemorrhoids.
Metronidazole for pain after haemorrhoid surgery (protocol stage)
Systemic prokinetic pharmacologic treatment for postoperative adynamic ileus following abdominal surgery in adults
Neostigmine for the treatment of acute colonic pseudo-obstruction (protocol stage)
Cisapride for Intestinal Constipation
Non surgical therapy for anal fissure
Perioperative corticosteroids for patients undergoing elective major abdominal surgery (CORPUS) (protocol stage)
Phlebotonics for haemorrhoids
Lactulose versus Polyethylene Glycol for Chronic Constipation
Topical treatment for hemorrhoids (protocol stage)
Non surgical (10)
Acupoint stimulation for postoperative ileus  following gastrointestinal surgery (protocol stage)
Chewing gum for postoperative recovery of gastrointestinal function
Daikenchuto for reducing postoperative ileus in patients undergoing elective abdominal surgery
Management for intussusception in children
Prophylactic nasogastric decompression after abdominal surgery
Non surgical therapy for anal fissure
Pre-operative Nutrition Support in Patients Undergoing Gastrointestinal Surgery.
Role of homeopathic medicines in prevention and treatment of paralytic ileus (protocol stage)
Oral traditional Chinese medication for adhesive small bowel obstruction
Rubber band ligation versus excisional haemorrhoidectomy for haemorrhoids
Rehabilitation (0)
Control of (1)
Medical therapy (1)
Analgesia in patients with acute abdominal pain
Economy (0)
Appendiceal diseases (14)
Diagnostic test accuracy (4)
Biomarkers for diagnosis of acute appendicitis in adults (protocol stage)
Diagnostic accuracy of Computed Tomography for Appendicitis in Adults (protocol stage)
Magnetic resonance imaging (MRI) for diagnosis of acute appendicitis (protocol stage)
Ultrasonography for diagnosis of acute appendicitis (protocol stage)
Prevention (2)
Medical therapy (2)
Antibiotics versus placebo for prevention of postoperative infection after appendicectomy.
Intra-peritoneal prophylactic agents for preventing adhesions and adhesive intestinal obstruction after non-gynaecological abdominal surgery
Treatment (8)
Surgery (6)
Appendectomy versus antibiotic treatment for acute appendicitis
Single incision versus conventional multi-incision appendicectomy for suspected appendicitis
Closure methods of the appendix stump for complications during laparoscopic appendectomy
Gases for establishing pneumoperitoneum during laparoscopic abdominal surgery
Early versus delayed appendicectomy for appendiceal phlegmon or abscess
Laparoscopic versus open surgery for suspected appendicitis
Medical therapy (2)
Antibiotics versus placebo for prevention of postoperative infection after appendicectomy.
Abdominal drainage to prevent intra-peritoneal abscess after open appendectomy for complicated appendicitis
Control of (0)
Economy (0)
Abdominal hernia (22)
Prevention (1)
Surgery (1)
Lateral pararectal versus transrectal stoma placement for prevention of parastomal herniation
Medical therapy (0)
Treatment (21)
Surgery (20)
Mesh versus non-mesh for inguinal and femoral hernia repair
Prosthetic mesh placement for the prevention of parastomal herniation
Mesh fixation with glue versus suture for chronic pain and recurrence in Lichtenstein inguinal hernioplasty
Laparoscopic techniques versus open techniques for inguinal hernia repair
Lightweight versus Heavyweight mesh for laparoscopic repair of inguinal hernia (protocol stage)
Lightweight versus Heavyweight mesh for open repair of inguinal hernia (protocol stage)
Mesh fixation techniques for laparoscopic inguinal hernia repair in adults (protocol stage)
Mesh fixation techniques in primary ventral or incisional hernia repair (protocol stage)
Mesh prophylaxis for hernia in abdominal incisions (protocol stage)
Open Mesh versus non-Mesh for groin hernia repair
Open surgical procedures for incisional hernias
Preservation versus elective neurectomy of the ilioinguinal nerve for open mesh inguinal hernia surgery (protocol stage)
Shouldice technique versus other open techniques for inguinal hernia repair
Testicular perfusion and testicular volume after inguinal hernia repair (protocol stage)
Laparoscopic versus open surgical techniques for ventral or incisional hernia repair
Transverse verses midline incisions for abdominal surgery
Transabdominal pre-peritoneal (TAPP) vs totally extraperitoneal (TEP) laparoscopic techniques for inguinal hernia repair.
Open Preperitoneal Techniques versus Lichtenstein Repair for elective Inguinal Hernias
Watchful waiting versus surgical operation for asymptomatic hernia (protocol stage)
Closure methods for laparotomy incisions for preventing incisional hernias and other wound complications
Medical therapy (1)
Antibiotic prophylaxis for hernia repair.
Control of (0)
Other CCCG reviews - collaboration with other CRG's (1)
Epidural local anaesthetics versus opioid-based analgesic regimens for postoperative gastrointestinal paralysis, vomiting and pain after abdominal surgery
Preparation and recovery (9)
Acupoint stimulation for postoperative ileus  following gastrointestinal surgery (protocol stage)
Chewing gum for postoperative recovery of gastrointestinal function
Prolonged thromboprophylaxis with low molecular weight heparin for abdominal or pelvic surgery
Daikenchuto for reducing postoperative ileus in patients undergoing elective abdominal surgery
Systemic prokinetic pharmacologic treatment for postoperative adynamic ileus following abdominal surgery in adults
Prophylactic nasogastric decompression after abdominal surgery
Perioperative corticosteroids for patients undergoing elective major abdominal surgery (CORPUS) (protocol stage)
Pre-operative Nutrition Support in Patients Undergoing Gastrointestinal Surgery.
Role of homeopathic medicines in prevention and treatment of paralytic ileus (protocol stage)
Prevention and screening of colorectal cancer or polyps (17)
Colonoscopic polypectomy for prevention of colorectal cancer (protocol stage)
Non steroidal anti-inflammatory drugs (NSAID) and aspirin for preventing colorectal adenomas and carcinomas
Flexible sigmoidoscopy versus faecal occult blood testing for colorectal cancer screening in asymptomatic individuals
Dietary flavonoid for preventing colorectal neoplasms
Chromoscopy versus conventional endoscopy for the detection of polyps in the colon and rectum
Dietary fibre for the prevention of recurrent colorectal adenomas and carcinomas
Guaiac-based faecal occult blood tests versus faecal immunochemical tests for colorectal cancer screening in average-risk individuals (protocol stage)
Interventions for improving uptake of population-based screening for colorectal cancer using fecal occult blood testing (protocol stage)
Narrow band imaging versus conventional white light colonoscopy for the detection of colorectal polyps
Nonsteroidal anti-inflammatory drugs (NSAID) and aspirin for preventing colorectal adenomas and carcinomas in general population (protocol stage)
Nonsteroidal anti-inflammatory drugs (NSAID) and aspirin for preventing colorectal adenomas and carcinomas in patients with previous adenomas and/or genetic disposition (protocol stage)
Nonsteroidal anti-inflammatory drugs (NSAID) and aspirin for preventing recurrence and metachronous colorectal carcinomas in patients previously treated for colorectal cancer (protocol stage)
Screening for colorectal cancer using the faecal occult blood test, Hemoccult
Screening sigmoidoscopy and colonoscopy for reducing colorectal cancer mortality in asymptomatic persons (protocol stage)
Statins for preventing colorectal adenoma and carcinoma (protocol stage)
Ursodeoxycholic acid for the prevention of colorectal adenomas and carcinomas (protocol stage)
Vitamins and minerals for the prevention of colorectal adenomas and carcinomas (protocol stage)
Surgical aspects of inflammatory bowel or peritoneal diseases (5)
Treatment (5)
Laparoscopic versus Open surgery for small bowel Crohn's disease
Cytoreductive surgery alone or combined with hyperthermic intraperitoneal chemotherapy (HIPEC) for pseudomyxoma peritonei (protocol stage)
Mesalamine (5-ASA) for the prevention of recurrent diverticulitis
Double-stapled anastomosis versus mucosectomy and handsewn anastomosis in ileal pouch-anal anastomosis for ulcerative colitis or familial adenomatous polyposis (protocol stage)
Planned relaparotomy versus relaparotomy on demand for treatment of secondary peritonitis (protocol stage)
hernia (21)
Antibiotic prophylaxis for hernia repair.
Mesh versus non-mesh for inguinal and femoral hernia repair
Prosthetic mesh placement for the prevention of parastomal herniation
Fast track surgery versus conventional recovery strategies for colorectal surgery
Mesh fixation with glue versus suture for chronic pain and recurrence in Lichtenstein inguinal hernioplasty
Laparoscopic techniques versus open techniques for inguinal hernia repair
Lateral pararectal versus transrectal stoma placement for prevention of parastomal herniation
Lightweight versus Heavyweight mesh for laparoscopic repair of inguinal hernia (protocol stage)
Lightweight versus Heavyweight mesh for open repair of inguinal hernia (protocol stage)
Mesh fixation techniques for laparoscopic inguinal hernia repair in adults (protocol stage)
Mesh fixation techniques in primary ventral or incisional hernia repair (protocol stage)
Mesh prophylaxis for hernia in abdominal incisions (protocol stage)
Open surgical procedures for incisional hernias
Preservation versus elective neurectomy of the ilioinguinal nerve for open mesh inguinal hernia surgery (protocol stage)
Shouldice technique versus other open techniques for inguinal hernia repair
Testicular perfusion and testicular volume after inguinal hernia repair (protocol stage)
Laparoscopic versus open surgical techniques for ventral or incisional hernia repair
Transabdominal pre-peritoneal (TAPP) vs totally extraperitoneal (TEP) laparoscopic techniques for inguinal hernia repair.
Open Preperitoneal Techniques versus Lichtenstein Repair for elective Inguinal Hernias
Watchful waiting versus surgical operation for asymptomatic hernia (protocol stage)
Closure methods for laparotomy incisions for preventing incisional hernias and other wound complications