| PTBD | percutaneous transhepatic biliary drainage; percutaneous transluminal balloon dilatation |
|---|---|
| PTH | parathormone; parathyroid; parathyroid hormone; percutaneous transhepatic drainage; phenylthiohydant... |
| SD | Sandhoff disease; senile dementia; septal defect; serologically defined; serologically detectable; s... |
| TAPVD | total anomalous pulmonary venous drainage |
| TDD | telecommunication device for the deaf; tetradecadiene; thoracic duct drainage; total digitalizing do... |