Polyarteritis nodosa
An autoimmune disease (immune system attacking its own body) characterized by spontaneous inflammation of the arteries (arteritis) of the body. Because arteries are involved, the disease can affect any organ

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polyarteritis no·do·sa -nō-'dō-sə n an acute inflammatory disease that involves all layers of the arterial wall and is characterized by degeneration, necrosis, exudation, and the formation of inflammatory nodules along the outer layer called also periarteritis nodosa

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a disease of unknown cause in which there is patchy inflammation of the walls of the arteries. It is one of the connective-tissue disease. Common manifestations are arthritis, neuritis, asthma, skin rashes, hypertension, kidney failure, and fever. The inflammation is suppressed by corticosteroid drugs (such as prednisolone).

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(PAN) a form of systemic necrotizing vasculitis involving the small and medium-sized arteries with signs and symptoms resulting from infarction and scarring of the affected organ system. Called also Kussmaul or Kussmaul-Maier disease, necrotizing arteritis, panarteritis nodosa, and periarteritis nodosa.

Polyarteritis nodosa seen in an arteriogram of a pediatric patient with renovascular hypertension caused by renal artery stenosis, with arterial lesions characterized by multiple thrombi and aneurysms.


Medical dictionary. 2011.

Look at other dictionaries:

  • Polyarteritis nodosa — Classification and external resources ICD 10 M30.0 ICD 9 446.0 …   Wikipedia

  • polyarteritis nodosa — ▪ pathology also called  periarteritis nodosa        inflammation of blood vessels (blood vessel) and surrounding tissue; it may affect functioning of adjacent organs. The cause of polyarteritis nodosa is unknown. The word nodosa (“knotty”) forms …   Universalium

  • polyarteritis nodosa — periarteritis nodosa a disease of unknown cause in which there is patchy inflammation of the walls of the arteries. It is one of the connective tissue diseases. Common manifestations are arthritis, neuritis, asthma, skin rashes, hypertension,… …   The new mediacal dictionary

  • polyarteritis nodosa — noun a progressive disease of connective tissue that is characterized by nodules along arteries; nodules may block the artery and result in inadequate circulation to the particular area • Syn: ↑periarteritis nodosa • Hypernyms: ↑disease …   Useful english dictionary

  • Полиартериит Нодозный (Polyarteritis Nodosa), Периартериит Нодозный (Periarteritis Nodosa) — заболевания неизвестного происхождения, при котором на стенках артерий образуются воспалительные бляшки. Данное заболевание является одной из разновидностей коллагеноза. Характерными проявлениями его являются артрит, неврит, астма, появление… …   Медицинские термины

  • nodosa — see PERIARTERITIS NODOSA, POLYARTERITIS NODOSA, SALPINGITIS ISTHMICA NODOSA …   Medical dictionary

  • polyarteritis — Simultaneous inflammation of a number of arteries. p. nodosa segmental inflammation, with infiltration by eosinophils, and necrosis of medium sized or small arteries, more common in males, with varied symptoms related to involvement of arteries… …   Medical dictionary

  • polyarteritis — noun inflammation of several arteries • Hypernyms: ↑arteritis * * * ˈpälē+ noun Etymology: New Latin, from poly + arteritis : periarteritis nodosa * * * /pol ee ahr teuh ruy tis/, n. Pathol. i …   Useful english dictionary

  • polyarteritis — /pol ee ahr teuh ruy tis/, n. Pathol. inflammation of the layers of an artery or of many arteries, usually caused by a severe hypersensitivity reaction, and characterized by nodules and hemorrhage along the involved vessels. Also called… …   Universalium

  • panarteritis nodosa — polyarteritis nodosa …   Medical dictionary

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