- Trichinosis 124
- Trichobezoar 938
- Trichocephaliasis 127.3
- Trichocephalosis 127.3
- Trichocephalus infestation 127.3
- Trichoclasis 704.2
- Trichoepithelioma (M8100/0) - see also Neoplasm, skin, benign
- Trichofolliculoma (M8101/0) - see Neoplasm, skin, benign
- Tricholemmoma (M8102/0) - see Neoplasm, skin, benign
- Trichomatosis 704.2
- Trichomoniasis 131.9
- Trichomycosis 039.0
- Trichonocardiosis (axillaris) (palmellina) 039.0
- Trichonodosis 704.2
- Trichophytid, trichophyton infection (see also Dermatophytosis) 110.9
- Trichophytide - see Dermatophytosis
- Trichophytobezoar 938
- Trichophytosis - see Dermatophytosis
- Trichoptilosis 704.2
- Trichorrhexis (nodosa) 704.2
- Trichosporosis nodosa 111.2
- Trichostasis spinulosa (congenital) 757.4
