Differential Diagnosis
DDx Strength: Weak
Sacral region of back, Multiple skin lesions Add or remove findings

Differential too broad. Edit Findings to refine your results.

Herpes zoster

Herpes zosterHerpes zoster

Psoriasis

PsoriasisPsoriasis

Tinea corporis

Tinea corporisTinea corporis

Viral exanthem

Viral exanthemViral exanthem

CA-MRSA skin infection

CA-MRSA skin infectionCA-MRSA skin infection

Café au lait spot

Café au lait spotCafé au lait spot

Folliculitis

FolliculitisFolliculitis

Furunculosis

FurunculosisFurunculosis

Herpes simplex virus

Herpes simplex virusHerpes simplex virus

Rheumatoid nodule

Rheumatoid noduleRheumatoid nodule

Drug-induced pigmentation

Drug-induced pigmentationDrug-induced pigmentation

Physical urticaria

Physical urticaria

Skin abscess

Skin abscessSkin abscess

Urticarial vasculitis

Urticarial vasculitisUrticarial vasculitis

Immune-related adverse effects

Immune-related adverse effects

Anetoderma

AnetodermaAnetoderma

Atrophoderma

AtrophodermaAtrophoderma

Buschke-Ollendorff syndrome

Buschke-Ollendorff syndromeBuschke-Ollendorff syndrome

Disseminated herpes zoster

Disseminated herpes zoster

Erythema ab igne

Erythema ab igneErythema ab igne

IgG4-related disease

IgG4-related disease

Interstitial granulomatous drug reaction

Interstitial granulomatous drug reactionInterstitial granulomatous drug reaction

Leprosy

LeprosyLeprosy

Leukemia cutis

Leukemia cutisLeukemia cutis

Recluse spider envenomation

Recluse spider envenomationRecluse spider envenomation

Engraftment syndrome

Engraftment syndrome

Granular cell tumor

Granular cell tumorGranular cell tumor

Keratosis lichenoides chronica

Keratosis lichenoides chronica

Leukocyte adhesion deficiency type 1

Leukocyte adhesion deficiency type 1

Dermatopathia pigmentosa reticularis

Dermatopathia pigmentosa reticularis

Prurigo pigmentosa

Prurigo pigmentosa

Arthropod bite or sting

Arthropod bite or stingArthropod bite or sting

Cherry hemangioma

Cherry hemangiomaCherry hemangioma

Common wart

Common wartCommon wart

Molluscum contagiosum

Molluscum contagiosumMolluscum contagiosum

Postinflammatory hyperpigmentation

Postinflammatory hyperpigmentationPostinflammatory hyperpigmentation

Seborrheic keratosis

Seborrheic keratosisSeborrheic keratosis

Telangiectasia

TelangiectasiaTelangiectasia

Urticaria

UrticariaUrticaria

Vitiligo

VitiligoVitiligo

Angiokeratoma

Angiokeratoma

Fabry disease

Fabry diseaseFabry disease

Scleredema

ScleredemaScleredema

Pilonidal abscess

Pilonidal abscessPilonidal abscess

Generalized severe epidermolysis bullosa simplex

Generalized severe epidermolysis bullosa simplexGeneralized severe epidermolysis bullosa simplex

Dystrophic epidermolysis bullosa

Dystrophic epidermolysis bullosaDystrophic epidermolysis bullosa

Dermal sinus tract

Dermal sinus tractDermal sinus tract

Bedbug bite

Bedbug biteBedbug bite

Postinflammatory hypopigmentation

Postinflammatory hypopigmentationPostinflammatory hypopigmentation

Cocaine levamisole toxicity

Cocaine levamisole toxicityCocaine levamisole toxicity

Hailey-Hailey disease

Hailey-Hailey diseaseHailey-Hailey disease

Deep tissue pressure injury

Deep tissue pressure injuryDeep tissue pressure injury

Pressure injury

Pressure injuryPressure injury

Stage 1 pressure injury

Stage 1 pressure injuryStage 1 pressure injury

Stage 2 pressure injury

Stage 2 pressure injuryStage 2 pressure injury

Stage 3 pressure injury

Stage 3 pressure injuryStage 3 pressure injury

Stage 4 pressure injury

Stage 4 pressure injuryStage 4 pressure injury

Unstageable pressure injury

Unstageable pressure injuryUnstageable pressure injury

Atypical nevus

Atypical nevusAtypical nevus

Blue nevus

Blue nevusBlue nevus