| PWE | posterior wall excursion |
|---|---|
| PWI | posterior wall infarct |
| PWLV | posterior wall of left ventricle |
| PWM | pokeweed mitogen; pulse with modulation |
| PWN | Poke-Weed Mitogen |
| PWP | Pulmonary Wedge Pressure |
| PWP | pulmonary wedge pressure |
| PWS | port wine stain; Prader-Willi syndrome |
| PWT | physician waiting time; posterior wall thickness |
| pwt | pennyweight |