Department of Dermatology and Venereology Al Qassimi Hospital Sharjah United Arab Emirates;
College of Medicine Sharjah University Sharjah United Arab Emirates;
Department of Dermatology and Venereology Al Qassimi Hospital Sharjah United Arab Emirates;
Progressive Symmetrical Erythrokeratoderma; Psoriasis; Down Syndrome; Pruritus; Biological Therapy; Hyperpigmentation;