Pan
(pan), Genus of anthropoid apes that includes the gorilla and chimpanzee. Pan panisus and Pan troglodytes are chimpanzee species used in biologic experiments.
[G. myth. god of forest]
Pan,
Greek mythological god of the forest. panic - extreme and unreasoning anxiety and fear.
polyarteritis nodosa
; PAN rare form of necrotizing vasculitis affecting medium-sized arteries (male:female ratio of 2:1) during the fourth to fifth decade of life, especially in hepatitis B-positive individuals, causing multisystem inflammation; presents as a vague systemic illness with muscle pains, mononeuritis multiplex (due to vasa nervorum involvement), abdominal pains, severe hypertension, chest pain, renal impairment, arthritis, claudication, cutaneous purpura, ulcers and gangrene; treated with immunosuppressive drugs and antiviral therapy
