<unk> tous or violaceous macules, papules, vesicles, or bullae
Target lesions with “three zones of color” are the hallmark of<unk> 
Distribution is usually symmetric, most commonly involving palms/soles, the backs of the hands/feet, and/or the extensor surfaces of the extremities
Not to be confused with SJS/TEN, which are now considered separate from the<unk>  spectrum
Typical targets or raised, edematous papules distributed peripherally
No mucous membrane involvement
Same as<unk>  minor + involvement of 1+ mucous membranes
Epidermal detachment involves < 10% of total body surface area
Some cases can be severe or even fatal
Erythema multiforme
Positive Nikolsky’s sign
Cold urticaria
Febrile
Cutaneous larva migrans
Staphylococcal scalded skin syndrome 
Herpetic whitlow
Toxic epidermal necrolysis/SJS 