Canadian Medical Guide > Diseases > Cardiovascular Diseases > Vascular Diseases > Arteritis > Polyarteritis Nodosa Terms and Definitions
Polyarteritis Nodosa
| Medical Definition: | A form of necrotizing vasculitis involving small- and medium-sized arteries. The signs and symptoms result from infarction and scarring of the affected organ system. | 
| Guide Notes: | a form of necrotizing vasculitis | 
| Also Called: | Essential Polyarteritis,Necrotizing Arteritis | 
Polyarteritis Nodosa Medical Definitions and Terms
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