Ciguatera - similar clinical presentation, different fish
Allergic reaction/urticaria
Anaphylaxis
Angioedema
Anxiety attack
Asthma exacerbation
Carcinoid syndrome
Cold urticaria
Contrast induced allergic reaction<unk> 
Shock
Transfusion reaction
Positive Nikolsky’s sign
Febrile
Staphylococcal scalded skin syndrome (children)
Toxic epidermal necrolysis/SJS (adults)
Afebrile
Toxic epidermal necrolysis
Negative Nikolsky’s sign
Febrile
Toxic shock syndrome
Kawasaki disease
Scarlet fever
DRESS syndrome
Cellulitis
Acute generalized exanthematous pustulosis
Afebrile
Anaphylaxis<unk> 
Alcohol intoxication
Exfoliative erythroderma
Cellulitis
Drug rash
Erythema multiforme
Dermatitis (eczema)
Febrile
Staphylococcal scalded skin syndrome (children)
Toxic epidermal necrolysis/SJS (adults)
Afebrile
Toxic epidermal necrolysis
Staphylococcal scalded skin syndrome (children)
Toxic epidermal necrolysis/SJS (adults)
Toxic epidermal necrolysis
Febrile
Toxic shock syndrome
Kawasaki disease
Scarlet fever
DRESS syndrome
Cellulitis
Acute generalized exanthematous pustulosis
Afebrile
Anaphylaxis<unk> 
Alcohol intoxication
Exfoliative erythroderma
Cellulitis
Drug rash
Erythema multiforme
Dermatitis (eczema)
Toxic shock syndrome
Kawasaki disease
Scarlet fever
DRESS syndrome
Cellulitis
Acute generalized exanthematous pustulosis
Anaphylaxis<unk> 
Alcohol intoxication
Exfoliative erythroderma
Cellulitis
Drug rash
Erythema multiforme
Dermatitis (eczema)
Scombroid
Ciguatera - similar clinical presentation, different fish
Clitocybe
Allergic reaction/urticaria
Inocybe
Anaphylaxis
Chalazion
Angioedema