| NPH | neutral protamine Hagedorn (insulin) [not used anymore]; normal pressure hydrocephalus; nucleus pulp... |
|---|---|
| OLIDS | open loop insulin delivery system |
| PGI | phosphoglucose isomerase; potassium, glucose, and insulin; prostaglandin I |
| PI | first meiotic prophase; isoelectric point; pacing impulse; package insert; pancreatic insufficiency;... |
| PIA | photoelectric intravenous angiography; plasma insulin activity; preinfarction angina; Psychiatric In... |