Digestive system
Anal cancer
Non-infectious · Chronic
A rare cancer that starts in the tissues of the anus, most often linked to human papillomavirus (HPV) infection.
GeoMed · Digestive system conditions
Digestive system conditions
The digestive tract and organs that break down food and absorb nutrients.
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Digestive system conditions
Digestive system
Digestive system
Anal fissure
Non-infectious · Acute or chronic
A small tear in the lining of the anus that causes sharp pain and bleeding when passing stools.
Digestive system
Barrett's oesophagus
Non-infectious · Chronic
A change in the lining of the lower food pipe caused by long-term acid reflux, which slightly increases the risk of oesophageal cancer.
Digestive system
Bile acid diarrhoea
Non-infectious · Chronic
Chronic watery diarrhoea caused by too much bile acid reaching the large bowel.
Digestive system
Bile duct cancer (cholangiocarcinoma)
Non-infectious · Chronic
A rare cancer of the bile ducts, the tubes that carry bile from the liver to the bowel, often found late.
Digestive system
Biliary atresia
Non-infectious · Chronic
A rare condition in newborns in which the bile ducts are blocked or missing, causing jaundice and liver damage.