Certain infectious and parasitic diseases

K51 Ulcerative colitis
K51.0 Ulcerative (chronic) enterocolitis
K51.1 Ulcerative (chronic) ileocolitis
K51.2 Ulcerative (chronic) proctitis
K51.3 Ulcerative (chronic) rectosigmoiditis
K51.4 Pseudopolyposis of colon
K51.5 Mucosal proctocolitis
K51.8 Other ulcerative colitis
K51.9 Ulcerative colitis, unspecified
Ulcerative enteritis NOS
K52 Other noninfective gastroenteritis and colitis
K52.0 Gastroenteritis and colitis due to radiation
K52.1 Toxic gastroenteritis and colitis
Use additional external cause code (Chapter XX), if desired, to identify toxic agent.
K52.2 Allergic and dietetic gastroenteritis and colitis
Food hypersensitivity gastroenteritis or colitis
K52.8 Other specified noninfective gastroenteritis and colitis
Eosinophilic gastritis or gastroenteritis
K52.9 Noninfective gastroenteritis and colitis, unspecified
Diarrhoea
Enteritis
Ileitis
Jejunitis
Sigmoiditis
specified as noninfective, or NOS in countries where the
conditions can be presumed to be of noninfectious origin
Excludes: colitis, diarrhoea, enteritis, gastroenteritis:
· infectious ( A09 )
· unspecified, in countries where the condition can be presumed to be
of infectious origin ( A09 )
functional diarrhoea ( K59.1 )
neonatal diarrhoea (noninfective) ( P78.3 )
psychogenic diarrhoea ( F45.3 )
366 WHO’s ICD-10