• Diseases of the digestive system

      • Disorders of tooth development and eruption (K00)
      • Embedded and impacted teeth (K01)
      • Dental caries (K02)
      • Other diseases of hard tissues of teeth (K03)
      • Diseases of pulp and periapical tissues (K04)
      • Gingivitis and periodontal diseases (K05)
      • Other disorders of gingiva and edentulous alveolar ridge (K06)
      • Other disorders of teeth and supporting structures (K08)
      • Cysts of oral region, not elsewhere classified (K09)
      • Diseases of salivary glands (K11)
      • Stomatitis and related lesions (K12)
      • Other diseases of lip and oral mucosa (K13)
      • Diseases of tongue (K14)
      • Esophagitis (K20)
      • Gastro-esophageal reflux disease (K21)
      • Other diseases of esophagus (K22)
      • Disorders of esophagus in diseases classified elsewhere (K23)
      • Gastric ulcer (K25)
      • Duodenal ulcer (K26)
      • Peptic ulcer, site unspecified (K27)
      • Gastrojejunal ulcer (K28)
      • Gastritis and duodenitis (K29)
      • Functional dyspepsia (K30)
      • Other diseases of stomach and duodenum (K31)
      • Acute appendicitis (K35)
      • Other appendicitis (K36)
      • Unspecified appendicitis (K37)
      • Other diseases of appendix (K38)
      • Inguinal hernia (K40)
      • Femoral hernia (K41)
      • Umbilical hernia (K42)
      • Ventral hernia (K43)
      • Diaphragmatic hernia (K44)
      • Other abdominal hernia (K45)
      • Unspecified abdominal hernia (K46)
      • Crohn's disease [regional enteritis] (K50)
      • Ulcerative colitis (K51)
      • Other and unspecified noninfective gastroenteritis and colitis (K52)
      • Vascular disorders of intestine (K55)
      • Paralytic ileus and intestinal obstruction without hernia (K56)
      • Diverticular disease of intestine (K57)
      • Irritable bowel syndrome (K58)
      • Other functional intestinal disorders (K59)
      • Fissure and fistula of anal and rectal regions (K60)
      • Abscess of anal and rectal regions (K61)
      • Other diseases of anus and rectum (K62)
      • Other diseases of intestine (K63)
      • Hemorrhoids and perianal venous thrombosis (K64)
      • Peritonitis (K65)
      • Other disorders of peritoneum (K66)
      • Disorders of peritoneum in infectious diseases classified elsewhere (K67)
      • Disorders of retroperitoneum (K68)
      • Alcoholic liver disease (K70)
      • Toxic liver disease (K71)
      • Hepatic failure, not elsewhere classified (K72)
      • Chronic hepatitis, not elsewhere classified (K73)
      • Fibrosis and cirrhosis of liver (K74)
      • Other inflammatory liver diseases (K75)
      • Other diseases of liver (K76)
      • Liver disorders in diseases classified elsewhere (K77)
      • Cholelithiasis (K80)
      • Cholecystitis (K81)
      • Other diseases of gallbladder (K82)
      • Other diseases of biliary tract (K83)
      • Acute pancreatitis (K85)
      • Other diseases of pancreas (K86)
      • Disorders of gallbladder, biliary tract and pancreas in diseases classified elsewhere (K87)
      • Intestinal malabsorption (K90)
      • Intraoperative and postprocedural complications and disorders of digestive system, not elsewhere classified (K91)
      • Other diseases of digestive system (K92)
      • Complications of artificial openings of the digestive system (K94)
      • Complications of bariatric procedures (K95)