- Acute appendicitis
- Acute hepatitis A
- Acute hepatitis B
- Acute hepatitis C
- Alcoholic cirrhosis of liver
- Alcoholic hepatitis
- Alcoholic liver disease
- Amoebiasis
- Anal cancer
- Anal fissure
- Anal fistula
- Anorexia nervosa
- Ascariasis
- Barrett's oesophagus
- Bowel cancer
- Cholelithiasis
- Cholera
- Chronic viral hepatitis
- Coeliac disease
- Congenital hypertrophic pyloric stenosis
- Constipation
- Crohn's disease
- Diseases of the digestive system - general
- Diverticular disease
- Duodenal ulcer
- Dyspepsia
- Enterobiasis
- Femoral hernia
- Foodborne (salmonella) intoxications
- Gastritis
- Gastroenteritis
- Heartburn (Gastroesophageal reflux disease)
- Hepatic failure
- Inguinal hernia
- Intestinal adhesion (bands) with obstruction
- Irritable bowel syndrome
- Kwashiorkor
- Lactose intolerance
- Liver cirrhosis
- Malnutrition - general
- Mixed intestinal helminthiases
- Oesophageal cancer
- Other bacterial foodborne intoxications e.g. foodborne staphyllococcal intoxication, botulism, clostridium perfringens
- Other bacterial intestinal infections e.g. E.coli, campylobacter
- Other protozoal intestinal diseases e.g. Giardiasis, cryptosporidiosis, isosporiasis etc
- Pancreatitis
- Peptic ulcer
- Portal hypertension
- Rectal proplase
- Shigellosis
- Stomach cancer
- Strangulated hernia
- Strongyloidiasis
- Taeniasis
- Trichuriasis
- Typhoid fever & Paratyphoid fevers
- Ulcerative colitis
- Umbilical hernia
- Ventral hernia
- Yersiniosis