| MWT | myocardial wall thickness |
|---|---|
| OW | once weekly; open wedge; outer wall; oval window |
| PAR | participating provider; passive avoidance reaction; perennial allergic rhinitis; photosynthetically ... |
| PVW | posterior vaginal wall |
| PW | peristaltic wave; plantar wart; posterior wall [of the heart]; pressure wave; psychological warfare;... |