Paco2 (partial pressure of carbon dioxide in alveolar gas)

PACU (Post-Anesthesia Care Unit)

PAD (pharmacologically active drug)

PAD (peripheral arterial disease)

PADP (pulmonary artery diastolic pressure)

PADS (preventive aggression device system)

PAF (paroxysmal atrial fibrillation)

PAF (platelet activating factor)

PAGE (polyacrylamide gel electrophoresis)

pAH (pulmonary arterial hypertension)