Background Pityriasis amiantacea is an uncommon clinical syndrome of the scalp with a particular reaction pattern seen in a number of inflammatory and infectious dermatoses such as seborrheic dermatitis, psoriasis, atopic dermatitis, contact dermatitis, lichen planus, pityriasis rubra pilaris and various superficial pyogenic or fungal infections. The syndromic diagnosis may be established by th...

Indian J Dermatol Venereol Leprol | November-December 2009 | Vol 75 | Issue 6 areata and vitiligo associated with Down’s syndrome. Arch Dermatol 1977;113:1296. 4. Hazini AR, Rongioletti F, Rebora A. Pityriasis rubra pilaris and vitiligo in Down’s syndrome. Clin Exp Dermatol 1988;13:334-5. 5. Patrizi A, Di Lernia V, Pauluzzi P. Lichen nitidus generalize, trisomie 21 et megacolon congenital. Ann ...

Pityriasis rosea (PR) is a common erythemato-squamous dermatosis which almost always, is easily diagnosed. Mostly the disease presents in its classical form. However, clinical dermatology is all about variations and PR is not an exception. Variants of the disease in some cases may be troublesome to diagnose and confuse clinicians. Prompt diagnosis and treatment of the condition becomes necessar...

INTRODUCTION Pityriasis rosea is a self-limited inflammatory condition of the skin that mostly affects healthy children and adolescents. Atypical cases of Pityriasis rosea are fairly common and less readily recognized than typical eruptions, and may pose a diagnostic challenge. CASE PRESENTATION We report the case of a 12-year-old black child that developed an intense pruritic papular eruptio...

Pityriasis Amiantacea, also known as pseudotinea amiantacea, is a clinical syndrome which affects the scalp, having a reaction pattern reported to occur in several inflammatory dermatoses. The authors seek to establish the correlation between its clinical, dermoscopic and light microscopy features through the analysis of scale- encrusted hair tufts submitted to histological processing.