Tag Michelle S. Hirsch MD PhD

Zoon’s Vulvitis

D efinition —Plasma cell–mediated vulvitis of unknown etiology. Clinical Features Epidemiology A rare condition. Has also been reported in men, as balanitis chronica circumscripta plasmacellularis. Age range is from 25 to 70 years, with middle-aged women most commonly being affected.…

Lichen Planus

D efinition —An uncommon idiopathic mucocutaneous inflammatory dermatosis with a prototypical lichenoid tissue reaction pattern, and a wide range of clinical presentations. Clinical Features Epidemiology Women at ages of 30 to 60 years. You’re Reading a Preview Become a Clinical…

Seborrheic Dermatitis

D efinition —A chronic, recurrent dermatitis occurring in areas where sebum is produced marked by red plaques with a yellow scale. Clinical Features Epidemiology Common. Affects all demographic groups. Immunosuppressed patients and patients with some chronic conditions (including congestive heart…

Psoriasis

D efinition —A chronic, hyperproliferative, papulosquamous disorder with a relapsing course. Clinical Features Epidemiology Affects 1% to 2% of Caucasians. Onset is usually in the late 20s. A genetic component is likely, as first-degree relatives are also often affected. At…

Eczematous Dermatitis

D efinition —A constellation of inflammatory conditions caused by a reaction to exogenous or endogenous factors. Including, but not limited to, exogenous dermatitis, irritant contact dermatitis, allergic contact dermatitis, atopic dermatitis, and nummular dermatitis. Clinical Features Epidemiology Seen in all…