Characterized by diffuse red skin from capillary congestion, mimicking a bad sunburn.
Staphylococcal scalded skin syndrome






Toxic epidermal necrolysis






Kawasaki disease






Scarlet fever






Urticaria/anaphylaxis






Exfoliative erythroderma






DRESS






Cellulitis






Acute generalized exanthematous pustulosis






Drug eruption






Erythema multiforme
Staphylococcal scalded skin syndrome
Toxic epidermal necrolysis
Kawasaki disease
Scarlet fever
Urticaria/anaphylaxis
Exfoliative erythroderma
DRESS
Cellulitis
Acute generalized exanthematous pustulosis
Drug eruption
Erythema multiforme
Erythematous rash
Positive Nikolsky’s sign
Vesiculobullous rashes
Febrile
Dark raised skin lesions
Staphylococcal scalded skin syndrome 
Fever and rash
Toxic epidermal necrolysis/SJS 