511. Clinical course of cutaneous anthrax / Describe acanthosis nigricans, where does it occur? / What conditions are associated with acanthosis nigricans? / Generalized erythroderma suggests October 25th, 2008 by reuben in .rash Back Top Tags: card 510. Clinical course of zoster, complications, Rx / Smallpox vs. chicken pox 512. Causes of purpura / Diffuse pruritis in the absence of rash suggests Leave a Reply Cancel reply Please post any discussion to the emupdates Reddit page.