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Quick Medical Diagnosis & Treatment
Polyarteritis Nodosa & Microscopic Polyangiitis
Sections: Key Features, Essentials of Diagnosis, Polyarteritis nodosa, Microscopic polyangiitis, General Considerations, Polyarteritis nodosa, Microscopic polyangiitis, Clinical Findings, Symptoms and Signs, Polyarteritis nodosa, Microscopic polyangiitis, Differential Diagnosis, Diagnosis, Laboratory Tests, Polyarteritis nodosa, Microscopic polyangiitis, Diagnostic Procedures, Polyarteritis nodosa, Treatment, Medications, Polyarteritis nodosa, Microscopic polyangiitis, Outcome, Complications, Prognosis, Polyarteritis nodosa, Microscopic polyangiitis, When to Refer, When to Admit, References,
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Topics Discussed: microscopic polyarteritis nodosa; polyarteritis nodosa.
Excerpt: | |  Medium-sized arteries are always affected; smaller arterioles are sometimes involved; lung is spared but kidney often affected, causing renin-mediated hypertension
Clinical findings depend on the arteries involved Common features include | | – Fever – Abdominal pain – Extremity pain – Livedo reticularis – Mononeuritis multiplex – Anemia – Elevated acute phase reactants (erythrocyte sedimentation rate (ESR) or C-reactive protein or both) |
Associated with hepatitis B (10% of cases) |
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