Acute generalized exanthematous pustulosis
Allergic reaction
Aphthous stomatitis
Atopic dermatitis
Chickenpox
Chikungunya
Coxsackie
Dermatitis herpetiformis
Erysipelas
Exfoliative erythroderma
Impetigo
Measles
Miliaria (Heat Rash)
Necrotizing fasciitis
Pellagra
Poison Oak, Ivy, Sumac
Psoriasis
Pityriasis rosea
Scabies
Seborrheic dermatitis
Serum Sickness
Smallpox
Shingles
Tinea capitus
Tinea corporis
Vitiligo
Febrile
Diffuse distribution
Varicella
Smallpox
Disseminated gonococcal disease
DIC
Purpural fulminans
Localized distribution
Necrotizing fasciitis
Hand-foot-and-mouth disease
Varicella
Smallpox
Disseminated gonococcal disease
DIC
Purpural fulminans
Necrotizing fasciitis
Hand-foot-and-mouth disease
Afebrile
Diffuse distribution
Bullous pemphigoid
Drug-Induced bullous disorders
Pemphigus vulgaris
Phytophotodermatitis
Erythema multiforme major
Bullous impetigo
Localized distribution
Contact dermatitis
Herpes zoster
Dyshidrotic eczema
Burn
Dermatitis herpetiformis
Erythema multiforme minor
Poison Oak, Ivy, Sumac dermatitis
Bullosis diabeticorum
Bullous impetigo
Folliculitis
Bullous pemphigoid
Drug-Induced bullous disorders
Pemphigus vulgaris
Phytophotodermatitis
Erythema multiforme major
Bullous impetigo
Contact dermatitis
Herpes zoster
Dyshidrotic eczema
Burn
Dermatitis herpetiformis
Erythema multiforme minor
Poison Oak, Ivy, Sumac dermatitis
Bullosis diabeticorum
Bullous impetigo
Folliculitis
Necrotizing soft tissue infections
Necrotizing fasciitis
Necrotizing myositis
Necrotizing cellulitis
Purpura fulminans
Drug rash
Levamisole toxicity
Heparin-induced skin necrosis
Warfarin-induced skin necrosis
Necrotizing fasciitis
Necrotizing myositis
Necrotizing cellulitis
Abnormal platelet count and/or coagulation
Septicemia
Idiopathic thrombocytopenic purpura (ITP)
Hemolytic uremic syndrome
Leukemia
Coagulopathies (e.g. hemophilia)
Henoch-Schonlein Purpura (HSP)
Acute hemorrhagic edema of infancy (AHEI)
Hypersensitivity vasculitis
Primary vasculitides
Wegener's
Microscopic polyangiitis
Eosinophilic granulomatosis with polyangiitis (Churg-Strauss syndrome)
Secondary vasculitides
Henoch-Schonlein purpura
Connective tissue disorder
Systemic lupus erythematosus
Scurvy
Infectious disease
Hepatitis B
Hepatitis C
Trauma
Septicemia
Idiopathic thrombocytopenic purpura (ITP)
Hemolytic uremic syndrome
Leukemia
Coagulopathies (e.g. hemophilia)
Henoch-Schonlein Purpura (HSP)
Acute hemorrhagic edema of infancy (AHEI)
Wegener's
Microscopic polyangiitis
Eosinophilic granulomatosis with polyangiitis (Churg-Strauss syndrome)
Henoch-Schonlein purpura
Connective tissue disorder
Systemic lupus erythematosus
Scurvy
Infectious disease
Hepatitis B
Hepatitis C
Systemic lupus erythematosus
Hepatitis B
Hepatitis C
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
Scombroid
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
Scombroid
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
Scombroid
Alcohol intoxication
Exfoliative erythroderma
Cellulitis
Drug rash
Erythema multiforme
Dermatitis (eczema)
Seborrheic keratosis
Melanoma
Nevus
Kaposi's sarcoma
General approach to rashes
Acute generalized exanthematous pustulosis
Anticonvulsant levels and reloading
Allergic reaction
Tick removal
Aphthous stomatitis
Bioterrorism antibiotics
Atopic dermatitis