Am J Case Rep 2017 Jun 8;18:641-643. Epub 2017 Jun 8.
Department of Medicine, NYC Health + Hospital/Harlem, Columbia University, New York, NY, USA.
BACKGROUND Levamisole is a common adulterant of cocaine. It can cause agranulocytosis and cutaneous vasculitis that can possibly lead to cutaneous necrosis. In all reported cases of levamisole-induced vasculitis, it has been described as a clinical syndrome characterized by a constellation of typical clinical features and a positive serum serology for ANCA levels, especially very high-titer p-ANCA levels, in the background of cocaine abuse. Read More