| UGI | upper gastrointestinal [tract] |
|---|---|
| UGT | uridine diphosphate-glucuronosyltransferase; urogenital tract; urogenital tuberculosis |
| URT | upper respiratory tract |
| URTI | upper respiratory tract infection |
| UT | total unsharpness; Ullrich-Turner [syndrome]; Unna-Thost [syndrome]; untested; untreated; urinary tr... |
| lower respiratory tract | <anatomy> The trachea, bronchi, and lungs. (09 Oct 1997) |
|---|---|
| lower respiratory tract smear | A group of cytologic specimens containing material from the lower respiratory tract and consisting mainly of sputum (spontaneous, induced) and material obtained at bronchoscopy (aspirated, lavaged, brushed); used for cytologic study of cancer and other diseases of the lungs. Synonym: bronchoscopic smear, sputum smear. (05 Mar 2000) |