558.9 Other and unspecified noninfectious gastroenteritis and colitis
Colitis, NOS, dietetic, or noninfectious
Enteritis, NOS, dietetic, or noninfectious
Gastroenteritis, NOS, dietetic, or noninfectious
Ileitis, NOS, dietetic or noninfectious
Jejunitis, NOS, dietetic, or noninfectious
Sigmoiditis, NOS, dietetic, or noninfectious