Category T18

Foreign body in alimentary tract

Clinical Classification Guidelines

7th Character Requirement

  • The appropriate 7th character is to be added to each code from category T18

Specific Diagnosis Codes

Foreign body in mouth
T18.0
Foreign body in esophagus
T18.1
Unspecified foreign body in esophagus
T18.10
Unspecified foreign body in esophagus causing compression of trachea
T18.100
Unspecified foreign body in esophagus causing other injury
T18.108
Gastric contents in esophagus
T18.11
Gastric contents in esophagus causing compression of trachea
T18.110
Gastric contents in esophagus causing other injury
T18.118
Food in esophagus
T18.12
Food in esophagus causing compression of trachea
T18.120
Food in esophagus causing other injury
T18.128
Other foreign object in esophagus
T18.19
Other foreign object in esophagus causing compression of trachea
T18.190
Other foreign object in esophagus causing other injury
T18.198
Foreign body in stomach
T18.2
Foreign body in small intestine
T18.3
Foreign body in colon
T18.4
Foreign body in anus and rectum
T18.5
Foreign body in other parts of alimentary tract
T18.8
Foreign body of alimentary tract, part unspecified
T18.9