Differential Diagnosis
DDx Strength: None
Anterior lower leg, Multiple skin lesions Add or remove findings

Actinic keratosis

2/2
Actinic keratosisActinic keratosis

Allergic contact dermatitis

2/2
Allergic contact dermatitisAllergic contact dermatitis

Arthropod bite or sting

2/2
Arthropod bite or stingArthropod bite or sting

Atopic dermatitis

2/2
Atopic dermatitisAtopic dermatitis

Cellulitis

2/2
CellulitisCellulitis

Diabetic dermopathy

2/2
Diabetic dermopathyDiabetic dermopathy

Eczema craquelé

2/2
Eczema craqueléEczema craquelé

Flat wart

2/2
Flat wartFlat wart

Folliculitis

2/2
FolliculitisFolliculitis

Furunculosis

2/2
FurunculosisFurunculosis

Idiopathic guttate hypomelanosis

2/2
Idiopathic guttate hypomelanosisIdiopathic guttate hypomelanosis

Irritant contact dermatitis

2/2
Irritant contact dermatitisIrritant contact dermatitis

Lichen simplex chronicus

2/2
Lichen simplex chronicusLichen simplex chronicus

Minocycline drug-induced pigmentation

2/2
Minocycline drug-induced pigmentationMinocycline drug-induced pigmentation

Neurotic excoriations

2/2
Neurotic excoriationsNeurotic excoriations

Poison ivy - oak - sumac dermatitis

2/2
Poison ivy - oak - sumac dermatitisPoison ivy - oak - sumac dermatitis

Prurigo nodularis

2/2
Prurigo nodularisPrurigo nodularis

Psoriasis

2/2
PsoriasisPsoriasis

Stasis dermatitis

2/2
Stasis dermatitisStasis dermatitis

Stasis ulcer

2/2
Stasis ulcerStasis ulcer

Tinea corporis

2/2
Tinea corporisTinea corporis

Traumatic purpura

2/2
Traumatic purpuraTraumatic purpura

Urticaria

2/2
UrticariaUrticaria

Vitiligo

2/2
VitiligoVitiligo

Erythema nodosum

2/2
Erythema nodosumErythema nodosum

Lichen planus

2/2
Lichen planusLichen planus

Necrobiosis lipoidica

2/2
Necrobiosis lipoidicaNecrobiosis lipoidica

Capillaritis

2/2
CapillaritisCapillaritis

Chigger bite

2/2
Chigger biteChigger bite

Drug-induced phototoxic reaction

2/2
Drug-induced phototoxic reactionDrug-induced phototoxic reaction

Drug-induced pigmentation

2/2
Drug-induced pigmentationDrug-induced pigmentation

Ecthyma

2/2
EcthymaEcthyma

Erysipelas

2/2
ErysipelasErysipelas

Fixed drug eruption

2/2
Fixed drug eruptionFixed drug eruption

Granuloma annulare

2/2
Granuloma annulareGranuloma annulare

Ichthyosis vulgaris

2/2
Ichthyosis vulgarisIchthyosis vulgaris

Leukocytoclastic vasculitis

2/2
Leukocytoclastic vasculitisLeukocytoclastic vasculitis

Lipodermatosclerosis

2/2
LipodermatosclerosisLipodermatosclerosis

Livedoid vasculopathy

2/2
Livedoid vasculopathyLivedoid vasculopathy

Majocchi granuloma

2/2
Majocchi granulomaMajocchi granuloma

Panniculitis

2/2
PanniculitisPanniculitis

Skin abscess

2/2
Skin abscessSkin abscess

Spider bite

2/2
Spider biteSpider bite

Ulcerative colitis

2/2
Ulcerative colitisUlcerative colitis

Vasculitis

2/2
VasculitisVasculitis

Immune-related adverse effects

2/2
Immune-related adverse effects

Pretibial myxedema

2/2
Pretibial myxedemaPretibial myxedema

Adult T-cell leukemia/lymphoma

2/2
Adult T-cell leukemia/lymphomaAdult T-cell leukemia/lymphoma

AIDS-associated Kaposi sarcoma

2/2
AIDS-associated Kaposi sarcomaAIDS-associated Kaposi sarcoma

Brucellosis

2/2
BrucellosisBrucellosis

Bullosis diabeticorum

2/2
Bullosis diabeticorumBullosis diabeticorum

Disseminated Fusarium infection

2/2
Disseminated Fusarium infectionDisseminated Fusarium infection

Erythema ab igne

2/2
Erythema ab igneErythema ab igne

Generalized essential telangiectasia

2/2
Generalized essential telangiectasiaGeneralized essential telangiectasia

Hypergammaglobulinemic purpura of Waldenstrom

2/2
Hypergammaglobulinemic purpura of WaldenstromHypergammaglobulinemic purpura of Waldenstrom

IgG4-related disease

2/2
IgG4-related disease

Lichen amyloidosis

2/2
Lichen amyloidosisLichen amyloidosis

Macular amyloidosis

2/2
Macular amyloidosisMacular amyloidosis

Mite dermatitis

2/2
Mite dermatitisMite dermatitis

Mucormycosis

2/2
MucormycosisMucormycosis

Necrotizing fasciitis

2/2
Necrotizing fasciitisNecrotizing fasciitis

Paederus dermatitis

2/2
Paederus dermatitisPaederus dermatitis

Pityriasis rotunda

2/2
Pityriasis rotunda

Polyarteritis nodosa

2/2
Polyarteritis nodosaPolyarteritis nodosa

Primary cutaneous anaplastic large cell lymphoma

2/2
Primary cutaneous anaplastic large cell lymphoma

Pyoderma gangrenosum

2/2
Pyoderma gangrenosumPyoderma gangrenosum

Reactive perforating collagenosis

2/2
Reactive perforating collagenosisReactive perforating collagenosis

Recluse spider envenomation

2/2
Recluse spider envenomationRecluse spider envenomation

South American bartonellosis

2/2
South American bartonellosisSouth American bartonellosis

Sporotrichosis

2/2
SporotrichosisSporotrichosis

Thrombotic thrombocytopenic purpura

2/2
Thrombotic thrombocytopenic purpuraThrombotic thrombocytopenic purpura

Acroangiodermatitis

2/2
AcroangiodermatitisAcroangiodermatitis

Acrokeratosis verruciformis

2/2
Acrokeratosis verruciformisAcrokeratosis verruciformis

Atrichia congenita

2/2
Atrichia congenitaAtrichia congenita

Cutaneous tuberculosis

2/2
Cutaneous tuberculosisCutaneous tuberculosis

Fibroelastolytic papulosis

2/2
Fibroelastolytic papulosis

Hemangioendothelioma

2/2
Hemangioendothelioma

Keratosis lichenoides chronica

2/2
Keratosis lichenoides chronica

Lobomycosis

2/2
LobomycosisLobomycosis

Macular lymphocytic arteritis

2/2
Macular lymphocytic arteritis

Non-AIDS Kaposi sarcoma

2/2
Non-AIDS Kaposi sarcomaNon-AIDS Kaposi sarcoma

Paecilomyces lilacinus infection

2/2
Paecilomyces lilacinus infectionPaecilomyces lilacinus infection

Pancreatic panniculitis

2/2
Pancreatic panniculitisPancreatic panniculitis

Pemphigus herpetiformis

2/2
Pemphigus herpetiformis

Progressive nodular histiocytoma

2/2
Progressive nodular histiocytomaProgressive nodular histiocytoma

Reticulate acropigmentation of Kitamura

2/2
Reticulate acropigmentation of Kitamura

Subacute nodular migratory panniculitis

2/2
Subacute nodular migratory panniculitisSubacute nodular migratory panniculitis

Subcutaneous panniculitis-like T-cell lymphoma

2/2
Subcutaneous panniculitis-like T-cell lymphoma

Unilateral laterothoracic exanthem of childhood

2/2
Unilateral laterothoracic exanthem of childhoodUnilateral laterothoracic exanthem of childhood

Atypical nevus

1/2
Atypical nevusAtypical nevus

Common acquired nevus

1/2
Common acquired nevusCommon acquired nevus

Congenital melanocytic nevus

1/2
Congenital melanocytic nevusCongenital melanocytic nevus

Cutaneous squamous cell carcinoma

1/2
Cutaneous squamous cell carcinomaCutaneous squamous cell carcinoma

Dermatofibroma

1/2
DermatofibromaDermatofibroma

Squamous cell carcinoma in situ

1/2
Squamous cell carcinoma in situSquamous cell carcinoma in situ

Superficial basal cell carcinoma

1/2
Superficial basal cell carcinomaSuperficial basal cell carcinoma

Ganglion cyst

1/2
Ganglion cystGanglion cyst

Lichenoid keratosis

1/2
Lichenoid keratosisLichenoid keratosis

Thyroid storm

1/2
Thyroid storm

Amelanotic melanoma

1/2
Amelanotic melanomaAmelanotic melanoma

Eccrine angiomatous hamartoma

1/2
Eccrine angiomatous hamartoma

Epithelioid sarcoma

1/2
Epithelioid sarcomaEpithelioid sarcoma