What's Your Diagnosis?: A 68-year-old Caucasian Male With a 6-Week History of Asymptomatic Rash of Torso and Extremities, Including PalmsMcKeehen, BarbaraJournal of the Dermatology Nurses' Association: January-February 2010 - Volume 2 - Issue 1 - p 32-34 doi: 10.1097/JDN.0b013e3181cf4561 FEATURE ARTICLES Buy Abstract Author InformationAuthors Article MetricsMetrics A 68-year-old Caucasian male was referred to the dermatology clinic for a 6-week history of an asymptomatic rash on the thigh followed 4 weeks later by multiple similar-appearing lesions on the torso and extremities. Physical examination showed scaly erythematous plaques with a fine collarette of scale on the abdomen, extremities, and palms and thick scaly plaques on scalp, elbows, and knees. KOH preparation of the scales was negative. Significant history includes diabetes, psoriasis (scalp, elbows, and knees), allergic contact dermatitis, neurodermatitis, and prurigo nodularis. Barbara McKeehen, MSN, ARNP, DNC, Dermatology Section, Bay Pines VA Health Care System, Bay Pines, Florida. Correspondence concerning this article should be addressed to Barbara McKeehen, MSN, ARNP, DNC, Dermatology Section, Bay Pines VA Health Care System, Bay Pines, FL 33774. E-mail: Barbara.firstname.lastname@example.org © 2010 Lippincott Williams & Wilkins, Inc.