Levamisole-Contaminated Cocaine: An Emergent Cause of Vasculitis and Skin Necrosis

The prevalence of cocaine adulterated with levamisole-induced vasculitis is increasing and physicians should be aware of this unique entity. There have been many reports of cutaneous vasculitis syndrome caused by cocaine which is contaminated with levamisole. Levamisole was used as an antihelminth d...

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Bibliographic Details
Main Authors: Osama Souied, Hassan Baydoun, Zahraa Ghandour, Neville Mobarakai
Format: Article
Language:English
Published: Wiley 2014-01-01
Series:Case Reports in Medicine
Online Access:http://dx.doi.org/10.1155/2014/434717
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Summary:The prevalence of cocaine adulterated with levamisole-induced vasculitis is increasing and physicians should be aware of this unique entity. There have been many reports of cutaneous vasculitis syndrome caused by cocaine which is contaminated with levamisole. Levamisole was used as an antihelminth drug and later was rescinded from use in humans due to adverse effects. Through this paper, we will report a 39-year-old crack cocaine user who presented with purpuric rash and skin necrosis of his ear lobes. Levamisole-induced vasculitis syndrome was suspected. A urine toxicology screen was positive for cocaine, opiates, and marijuana. Blood work revealed positive titres of ANA and p-ANCA, as well as anti-cardiolipin antibody. Biopsy taken from the left ear showed focal acute inflammation, chronic inflammation with thrombus formation, and extravasated blood cells. Treatment was primarily supportive with wound care.
ISSN:1687-9627
1687-9635