Rash progresses from erythroderma (classically perioral) to extensive areas of exfoliation
Systemic symptoms (malaise, fever, irritability,<unk>  tenderness) are common
Nikolsky sign (separation of epidermis when pressure is applied) is present
No mucous membrane involvement (differentiate from SJS/TENS)
Staphylococcal scalded skin syndrome
Erythema Multiforme
Drug rash
Sweet's syndrome
Erythroderma
Erythema infectiosum
Toxic Shock Syndrome
Pyoderma gangrenosum