| PCO2, | pCO2 partial pressure of carbon dioxide |
|---|---|
| PDGS | partial form of DiGeorge syndrome |
| PE | Edinburgh Pharmacopoeia; pancreatic extract; paper electrophoresis; partial epilepsy; pelvic examina... |
| PEFV | partial expiratory flow volume |
| PH2O | partial pressure of water vapor |
| I.C.P.C. | International Classification of Primary Care |
|---|---|
| ICSD | International Classification of Sleep Disorders |
| ICRU | International Commission of Radiation Units and Measurements |
| ICRP | International Commission of Radiological Protection |
| ICSH | International Committee for Standardisation in Haematology |