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Table 159-1

Conditions that Can Mimic Vasculitis

Infectious diseases

Bacterial endocarditis

Disseminated gonococcal infection

Pulmonary histoplasmosis

Coccidioidomycosis

Syphilis

Lyme disease

Rocky Mountain spotted fever

Whipple's disease

Coagulopathies/thrombotic microangiopathies

Antiphospholipid syndrome

Thrombotic thrombocytopenic purpura

Neoplasms

Atrial myxoma

Lymphoma

Carcinomatosis

Drug toxicity

Cocaine/Levamisole

Amphetamines

Ergot alkaloids

Methysergide

Arsenic

Sarcoidosis
Atheroembolic disease
Anti-glomerular basement membrane antibody disease (Goodpasture's syndrome)
Amyloidosis
Migraine

Collagen vascular disorders

Ehlers-Danlos type IV

Marfan syndrome

Loey-Dietz syndrome

Vasospastic disorders

Reversible cerebral vasoconstrictive syndrome