Excludes: foreign body in pharynx (T17.2)
T18.0
Foreign body in mouth
T18.1
Foreign body in oesophagus
T18.2
Foreign body in stomach
T18.3
Foreign body in small intestine
T18.4
Foreign body in colon
T18.5
Foreign body in anus and rectum
Rectosigmoid (junction)
T18.8
Foreign body in other and multiple parts of alimentary tract
T18.9
Foreign body in alimentary tract, part unspecified
Digestive system NOS
Swallowed foreign body NOS