Differential Diagnosis
DDx Strength: Weak
Genitals, buttocks, perineum, Multiple skin lesions Add or remove findings

Psoriasis

PsoriasisPsoriasis

Allergic contact dermatitis

Allergic contact dermatitisAllergic contact dermatitis

Cellulitis

CellulitisCellulitis

Factitial ulcer

Factitial ulcerFactitial ulcer

Folliculitis

FolliculitisFolliculitis

Furunculosis

FurunculosisFurunculosis

Genital herpes simplex virus

Genital herpes simplex virusGenital herpes simplex virus

Intertrigo

IntertrigoIntertrigo

Inverse psoriasis

Inverse psoriasisInverse psoriasis

Molluscum contagiosum

Molluscum contagiosumMolluscum contagiosum

Scabies

ScabiesScabies

Tinea corporis

Tinea corporisTinea corporis

Vitiligo

VitiligoVitiligo

Extramammary Paget disease

Extramammary Paget diseaseExtramammary Paget disease

Ecthyma

EcthymaEcthyma

Erysipelas

ErysipelasErysipelas

Fixed drug eruption

Fixed drug eruptionFixed drug eruption

Segmental vitiligo

Segmental vitiligoSegmental vitiligo

Baboon syndrome

Baboon syndromeBaboon syndrome

Cytomegalovirus infection

Cytomegalovirus infectionCytomegalovirus infection

Genital hemangioma

Genital hemangioma

Secondary syphilis

Secondary syphilisSecondary syphilis

Acquired acrodermatitis enteropathica

Acquired acrodermatitis enteropathicaAcquired acrodermatitis enteropathica

Chronic mucocutaneous candidiasis

Chronic mucocutaneous candidiasisChronic mucocutaneous candidiasis

Dirofilariasis

DirofilariasisDirofilariasis

Ecthyma gangrenosum

Ecthyma gangrenosumEcthyma gangrenosum

Mycoplasma pneumoniae-induced rash and mucositis

Mycoplasma pneumoniae-induced rash and mucositis

Necrotizing fasciitis

Necrotizing fasciitisNecrotizing fasciitis

Kawasaki disease

Kawasaki diseaseKawasaki disease

Amicrobial pustulosis of the folds

Amicrobial pustulosis of the folds

Endemic syphilis

Endemic syphilisEndemic syphilis

Fournier gangrene

Fournier gangreneFournier gangrene

Immunoglobulin A vasculitis

Immunoglobulin A vasculitisImmunoglobulin A vasculitis

Perianal pseudoverrucous papules and nodules

Perianal pseudoverrucous papules and nodules

Actinomycosis

ActinomycosisActinomycosis

Botryomycosis

BotryomycosisBotryomycosis

Cutaneous larva migrans

Cutaneous larva migransCutaneous larva migrans

Hailey-Hailey disease

Hailey-Hailey diseaseHailey-Hailey disease

Strongyloidiasis

StrongyloidiasisStrongyloidiasis

Symmetric drug-related intertriginous and flexural exanthema

Symmetric drug-related intertriginous and flexural exanthema

Granulomatosis with polyangiitis

Granulomatosis with polyangiitisGranulomatosis with polyangiitis

Tertiary syphilis

Tertiary syphilisTertiary syphilis

Seaweed dermatitis

Seaweed dermatitis

Löfgren syndrome

Löfgren syndrome

Merkel cell carcinoma

Merkel cell carcinomaMerkel cell carcinoma

Accidental implantation vaccinia

Accidental implantation vacciniaAccidental implantation vaccinia

Rhabdomyosarcoma

RhabdomyosarcomaRhabdomyosarcoma

Epithelioid sarcoma

Epithelioid sarcomaEpithelioid sarcoma