| PGH2 | prostaglandin H2 |
|---|---|
| PGHS | prostaglandin G/H synthase |
| PGI | phosphoglucose isomerase; potassium, glucose, and insulin; prostaglandin I |
| PGI2 | prostaglandin I2 |
| PGS | peristent gross splenomegaly; Pettigrew syndrome; plant growth substance; postsurgical gastroparesis... |