| PHFG | primary human fetal glia |
|---|---|
| PHP | panhypopituitarism; postheparin phospholipase; prehospital program; prepaid health plan; primary hyp... |
| PHPT | primary hyperparathyroidism; pseudohypoparathyroidism |
| pHPT | primary hyperparathyroidism |
| PHPV | persistent hyperplastic primary vitreous |
| PP | primary progressive |
|---|---|
| PR | primary response |
| PTF | primary tissue failure |
| PT | primary tumor |