| TAT | tetanus antitoxin; thematic apperception test; thematic aptitude test; thrombin-antithrombin complex... |
|---|---|
| UAP | unlicensed assistive personnel; unstable angina pectoris; urinary acid phosphatase; urinary alkaline... |
| UCP | uncoupling protein; urinary coproporphyrin; urinary C-peptide |
| UTI | urinary tract infection; urinary trypsin inhibitor |
| MUC | maximum urinary concentration; mucilage; mucosal ulcerative colitis |