K00-K14
- Diseases of oral cavity and salivary glands (K00-K14)
K20-K31
- Diseases of esophagus, stomach and duodenum (K20-K31)
K35-K38
- Diseases of appendix (K35-K38)
K40-K46
- acquired hernia
- congenital [except diaphragmatic or hiatus] hernia
- recurrent hernia
- Hernia with both gangrene and obstruction is classified to hernia with gangrene.
K50-K52
- Noninfective enteritis and colitis (K50-K52)
- noninfective inflammatory bowel disease
- irritable bowel syndrome (K58.-)
- megacolon (K59.3-)
K55-K64
- Other diseases of intestines (K55-K64)
K65-K68
- Diseases of peritoneum and retroperitoneum (K65-K68)
K70-K77
- Diseases of liver (K70-K77)
- hemochromatosis (E83.11-)
- Reye's syndrome (G93.7)
- viral hepatitis (B15-B19)
- Wilson's disease (E83.0)
K80-K87
- Disorders of gallbladder, biliary tract and pancreas (K80-K87)
K90-K95
- Other diseases of the digestive system (K90-K95)