| QCT | quantitative computed tomography |
|---|---|
| RT-CT | radiotherapy dedicated computed tomography |
| SCT | secretin; sex chromatin test; sexual compatibility test; sickle-cell trait; sperm cytotoxicity; spin... |
| SXCT | spiral x-ray computed tomography |
| TAT | tetanus antitoxin; thematic apperception test; thematic aptitude test; thrombin-antithrombin complex... |