Pa

Symbol for pascal; protactinium.

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panic attack; pantothenic acid; paralysis agitans; paranoia; parathion; passive aggressive; pathology; patient's advocate; peak amplitude; performance assessment; periarteritis; peridural artery; periodic acid; periodontal abscess; pernicious anemia; perpetual asymmetry; phakic-aphakic; phenylalkylamine; phosphatidic acid; phenylalanine; phosphoarginine; photoallergy; phthalic anhydride; physical abuse; physical activity; physician advisor; physician assistant; pituitary-adrenal; plasma adsorption; plasma aldosterone; plasminogen activator; platelet adhesiveness; platelet aggregation; platelet-associated; plicatic acid; polyamine; polyarteritis; polyarthritis; post-aural; posteroanterior; prealbumin; preadipocyte; preamplifier; predictive accuracy; pregnancy- associated; presents again; pressure augmentation [respiration]; primary aldosteronism; primary amenorrhea; primary anemia; prior to admission; proactivator; proanthocyanidin; procainamide; professional association; prolonged action; propionic acid; prostate antigen; protective antigen; proteolytic action; prothrombin activity; protrusio acetabuli; pseudoaneurysm; Pseudomonas aeruginosa; psychoanalysis; psychogenic aspermia; pulmonary arterial [pressure]; pulmonary artery; pulmonary atresia; pulpoaxial; puromycin aminonucleoside; pyruvic acid; pyrrolizidine alkaloid; yearly [Lat. per annum]

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PA abbr pernicious anemia

PA .pē-'ā n PHYSICIAN'S ASSISTANT

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physician assistant; posteroanterior; pulmonary artery.