<unk>  is a clinical diagnosis. This is sometimes confirmed by isolation of S. aureus from blood, mucous membranes, or<unk>  biopsy; however, these are often negative.<unk>  biopsy may show separation of the superficial layer of the epidermis (intraepidermal separation), differentiating<unk>  from TEN, wherein the separation occurs at the dermo-epidermal junction (subepidermal separation).<unk>  may be difficult to distinguish from toxic epidermal necrolysis and pustular psoriasis.
Staphylococcal scalded skin syndrome
Stevens–Johnson syndrome
Streptococcal intertrigo
Toxic epidermal necrolysis
Papular purpuric gloves and socks syndrome
Pemphigus vegetans
Acute cutaneous lupus erythematosus
Shingles