[Periarteritis nodosa]

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E Hachulla1

  • 1Service de médecine interne Hôpital Claude-Huriez-CHRU 59037 Lille.

La Revue Du Praticien
|April 2, 2002
PubMed

Insights

Periarteritis nodosa, a systemic vasculitis, presents with diverse symptoms and often involves microaneurysms. Treatment with corticosteroids and immunosuppressants improves survival, with specific therapies for hepatitis B virus-related cases.

Area of Science:

  • Rheumatology
  • Immunology
  • Vascular Medicine

Context:

  • Periarteritis nodosa is a systemic vasculitis affecting medium-sized arteries.
  • Hepatitis B virus (HBV) association has decreased due to vaccination.
  • Clinical manifestations are varied, including fever, weight loss, and organ involvement.

Purpose:

  • To summarize the key aspects of periarteritis nodosa.
  • To highlight diagnostic and prognostic factors.
  • To outline current treatment strategies.

Summary:

  • The condition involves arteries >70-150 microns, with frequent microaneurysms in renal or digestive systems.
  • Common symptoms include weight loss, fever, livedo, myalgias, arthralgias, mononeuropathy, renal insufficiency, and cardiac failure.
  • An inflammatory syndrome and elevated white blood cell count are typical findings.

Impact:

  • Prognosis is guided by a five-factor score, with corticosteroid-based regimens achieving >60% 5-year survival.
  • For HBV-related periarteritis nodosa, rapid corticosteroid cessation combined with plasma exchange and antivirals yields excellent outcomes.
  • Effective management strategies improve patient survival and quality of life.

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