Vasculitis - Langford.pdf - AInotes
Vasculitis - Langford.pdf - AInotes
Vasculitis - Langford.pdf - AInotes
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Urticarial <strong>Vasculitis</strong><br />
Consists of two key elements:<br />
• Clinical manifestations of urticaria<br />
• Histology: leukocytoclastic vasculitis, , largely involving postcapillary venules<br />
Skin lesions differ from common urticaria:<br />
• Wheals may have a central dark or red appearance<br />
• Lesions last > 24 hours<br />
• Often resolve with residual hyperpigmentation<br />
• Typically painful with a burning/stinging sensation<br />
• Pruritis less common than true urticaria<br />
Can be associated with systemic features<br />
• Musculoskeletal (arthralgias(<br />
arthralgias, , arthritis)<br />
• Pulmonary (COPD)<br />
• Renal<br />
• GI