| SD | Sandhoff disease; senile dementia; septal defect; serologically defined; serologically detectable; s... |
|---|---|
| TADAC | therapeutic abortion, dilatation, aspiration, curettage |
| UD | ulcerative dermatosis; ulnar deviation; undetermined; underdeveloped; unit dose; urethral dilatation... |
| VD | vapor density; vascular disease; vasodilation, vasodilator; venereal disease; venous dilatation; ven... |
| ABGA | Arterial Blood Gas Analysis |