Differential Diagnosis
DDx Strength: Weak
Lateral neck, Multiple skin lesions Add or remove findings

Differential too broad. Edit Findings to refine your results.

Polymorphous light eruption

Polymorphous light eruptionPolymorphous light eruption

Pseudoxanthoma elasticum

Pseudoxanthoma elasticumPseudoxanthoma elasticum

Poikiloderma of Civatte

Poikiloderma of CivattePoikiloderma of Civatte

Acanthosis nigricans

Acanthosis nigricansAcanthosis nigricans

Allergic contact dermatitis

Allergic contact dermatitisAllergic contact dermatitis

Atopic dermatitis

Atopic dermatitisAtopic dermatitis

Furunculosis

FurunculosisFurunculosis

Herpes simplex virus

Herpes simplex virusHerpes simplex virus

Herpes zoster

Herpes zosterHerpes zoster

Tinea barbae

Tinea barbaeTinea barbae

Tinea versicolor

Tinea versicolorTinea versicolor

Urticaria

UrticariaUrticaria

Drug-induced photosensitive reaction

Drug-induced photosensitive reactionDrug-induced photosensitive reaction

Acne vulgaris

Acne vulgarisAcne vulgaris

Drug-induced phototoxic reaction

Drug-induced phototoxic reactionDrug-induced phototoxic reaction

Pseudofolliculitis barbae

Pseudofolliculitis barbaePseudofolliculitis barbae

Actinomycosis

ActinomycosisActinomycosis

Drug-induced photoallergic reaction

Drug-induced photoallergic reactionDrug-induced photoallergic reaction

Viral exanthem

Viral exanthemViral exanthem

Actinic keratosis

Actinic keratosisActinic keratosis

Arthropod bite or sting

Arthropod bite or stingArthropod bite or sting

Bullous impetigo

Bullous impetigoBullous impetigo

CA-MRSA skin infection

CA-MRSA skin infectionCA-MRSA skin infection

Cellulitis

CellulitisCellulitis

Common wart

Common wartCommon wart

Cutis rhomboidalis nuchae

Cutis rhomboidalis nuchaeCutis rhomboidalis nuchae

Dermatosis papulosa nigra

Dermatosis papulosa nigraDermatosis papulosa nigra

Gladiatorum herpes simplex virus

Gladiatorum herpes simplex virusGladiatorum herpes simplex virus

Irritant contact dermatitis

Irritant contact dermatitisIrritant contact dermatitis

Lichen simplex chronicus

Lichen simplex chronicusLichen simplex chronicus

Milia

MiliaMilia

Molluscum contagiosum

Molluscum contagiosumMolluscum contagiosum

Neurotic excoriations

Neurotic excoriationsNeurotic excoriations

Non-bullous impetigo

Non-bullous impetigoNon-bullous impetigo

Orofacial herpes simplex virus

Orofacial herpes simplex virusOrofacial herpes simplex virus

Poison ivy - oak - sumac dermatitis

Poison ivy - oak - sumac dermatitisPoison ivy - oak - sumac dermatitis

Psoriasis

PsoriasisPsoriasis

Seborrheic keratosis

Seborrheic keratosisSeborrheic keratosis

Solar elastosis (actinic elastosis)

Solar elastosis (actinic elastosis)Solar elastosis (actinic elastosis)

Tinea corporis

Tinea corporisTinea corporis

Vitiligo

VitiligoVitiligo

Subacute cutaneous lupus erythematosus

Subacute cutaneous lupus erythematosusSubacute cutaneous lupus erythematosus

Discoid lupus erythematosus

Discoid lupus erythematosusDiscoid lupus erythematosus

Erysipelas

ErysipelasErysipelas

Fixed drug eruption

Fixed drug eruptionFixed drug eruption

Granuloma annulare

Granuloma annulareGranuloma annulare

Miliaria pustulosa

Miliaria pustulosa

Non-Hodgkin lymphoma

Non-Hodgkin lymphomaNon-Hodgkin lymphoma

Physical urticaria

Physical urticaria

Phytophotodermatitis

PhytophotodermatitisPhytophotodermatitis

Skin abscess

Skin abscessSkin abscess

Spider bite

Spider biteSpider bite

Urticarial vasculitis

Urticarial vasculitisUrticarial vasculitis

Glucagonoma syndrome

Glucagonoma syndromeGlucagonoma syndrome

Pellagra

PellagraPellagra

Acute generalized exanthematous pustulosis

Acute generalized exanthematous pustulosisAcute generalized exanthematous pustulosis

Acute myelomonocytic leukemia

Acute myelomonocytic leukemiaAcute myelomonocytic leukemia

AIDS-associated Kaposi sarcoma

AIDS-associated Kaposi sarcomaAIDS-associated Kaposi sarcoma

Ashy dermatosis

Ashy dermatosisAshy dermatosis

Blastomycosis

BlastomycosisBlastomycosis