Toxice Epidermal Necrolysis (TEN) ================================= þ GET BIOPSY EARLY - to avoid missing pemphigus vulgaris, which is very treatable þ Epidemiology and Etiology of TEN - an allergic reaction to medication þ Rash of TEN - lacks diffuse erythroderma þ Treatment of TEN - Steroids are of unproven value in TEN and remain controversial, but are generally used. Ref: Rosen 3rd ed. p 2405-6, Tintinalli 3rd ed. p 874 - Sulfonamide drugs often cause TEN, and silver sulfadiazine delays epithelialization. Therefore, this cream should be avoided in patients with TEN. Ref: Tintinalli 3rd ed. p 874 - About a 40% mortality rate þ See also Staph Scalded Skin Syndrome (SSSS):