K63 - Other diseases of intestine
K63.1 - Perforation of intestine (nontraumatic)
InclusionTerm:
-Perforation (nontraumatic) of rectum
Excludes 1:
-perforation (nontraumatic) of duodenum (K26.-)
-perforation (nontraumatic) of intestine with diverticular disease K57.0,K57.2,K57.4,K57.8)
Excludes 2:
-perforation (nontraumatic) of appendix K35.2,K35.3)