| ISIS | image selected in vivo spectroscopy; imaging science and information system; information system-imag... |
|---|---|
| CAT | California Achievement Test; capillary agglutination test; catalase; cataract; catecholamine; Childr... |
| TAT | tetanus antitoxin; thematic apperception test; thematic aptitude test; thrombin-antithrombin complex... |
| HT | Hashimoto thyroiditis; hearing test; hearing threshold; heart; heart transplantation, heart transpla... |
| DASD | Direct Access Storage Device = RAM |