| Abbreviation | Definition |
|---|---|
| PGH | Pituitary Growth Hormone |
| PGHT | Precursor Growth Hormone Transdermal |
| PGL | Progressive Generalized Lymphadenopathy |
| PGMS | Physician Group Management Services |
| PGO | Pontine Geniculate Occipital |
| PGP | Physician Group Practice |
| PGP | Progressive general paralysis |
| PGS | Physicians for Global Survival |
| PH | Post-Hartshorne |
| PH | Potential Health |
| PH2O | Partial pressure of water vapor in the lungs |
| PHA | Peripheral Heart Action |
| PHA | Preventive Health Assessment |
| PHAB | Physically Handicapped Able Bodied |
| PHAT | Pelvis Hips Abs And Thighs |
| PHAT | Pelvis, Hips, Abs, And Thighs |
| PHC | Physicians Health Center |
| PHD | Permanent Health Damage |
| PHD | Personal Health Diary |
| PHD | Physical Health Defined |