Pneumocystis Carinii Pneumonia

Patent Ductus Arteriosus

Post-Dural-Puncture Headache

Protective Environment

(PAP/PIP) The maximum airway pressure recorded during an inspiratory cycle. This maximum or extreme pressure is usually actualized at the end of inspiration.

A basal attachment: as the basal part of each side of the neural arch of a vertebra connecting the laminae with the centrum.

Positive End-Expiratory Pressure

Percutaneous Endoscopic Gastrostomy

Location: side of rectum and bladder. Serves viscera of pelvis. Contains autonomic elements.

Protein-energy Malnutrition