R10 Abdominal and pelvic pain
R11 Nausea and vomiting
R12 Heartburn
R13 Dysphagia
R14 Flatulence and related conditions
R15 Faecal incontinence
R16 Hepatomegaly and splenomegaly, not elsewhere classified
R17 Unspecified jaundice
R18 Ascites
R19 Other symptoms and signs involving the digestive system ans abdomen