Differential Diagnosis
DDx Strength: Weak
Tragus of ear, Multiple skin lesions Add or remove findings

Furunculosis

FurunculosisFurunculosis

Non-bullous impetigo

Non-bullous impetigoNon-bullous impetigo

Psoriasis

PsoriasisPsoriasis

Polymorphous light eruption

Polymorphous light eruptionPolymorphous light eruption

Brooke-Spiegler syndrome

Brooke-Spiegler syndromeBrooke-Spiegler syndrome

Acne vulgaris

Acne vulgarisAcne vulgaris

Black dermographism

Black dermographism

Physical urticaria

Physical urticaria

Frostbite

FrostbiteFrostbite

Ramsay-Hunt syndrome

Ramsay-Hunt syndromeRamsay-Hunt syndrome

Relapsing polychondritis

Relapsing polychondritisRelapsing polychondritis

Goldenhar syndrome

Goldenhar syndromeGoldenhar syndrome

Trichodysplasia spinulosa

Trichodysplasia spinulosa

Café au lait spot

Café au lait spotCafé au lait spot

Common wart

Common wartCommon wart

Gout

GoutGout

Rheumatoid nodule

Rheumatoid noduleRheumatoid nodule

Spitz nevus

Spitz nevusSpitz nevus

Tinea faciei

Tinea facieiTinea faciei

Cutaneous squamous cell carcinoma

Cutaneous squamous cell carcinomaCutaneous squamous cell carcinoma

Infiltrating basal cell carcinoma

Infiltrating basal cell carcinomaInfiltrating basal cell carcinoma

Nodular basal cell carcinoma

Nodular basal cell carcinomaNodular basal cell carcinoma

Squamous cell carcinoma in situ

Squamous cell carcinoma in situSquamous cell carcinoma in situ

Superficial basal cell carcinoma

Superficial basal cell carcinomaSuperficial basal cell carcinoma

Cocaine levamisole toxicity

Cocaine levamisole toxicityCocaine levamisole toxicity

Papular mucinosis

Papular mucinosisPapular mucinosis

Primary cutaneous anaplastic large cell lymphoma

Primary cutaneous anaplastic large cell lymphoma

Hemangioendothelioma

Hemangioendothelioma

Lobomycosis

LobomycosisLobomycosis

PAPA syndrome

PAPA syndrome

Arthropod bite or sting

Arthropod bite or stingArthropod bite or sting

Molluscum contagiosum

Molluscum contagiosumMolluscum contagiosum

Postinflammatory hyperpigmentation

Postinflammatory hyperpigmentationPostinflammatory hyperpigmentation

Raynaud phenomenon

Raynaud phenomenonRaynaud phenomenon

Seborrheic keratosis

Seborrheic keratosisSeborrheic keratosis

Telangiectasia

TelangiectasiaTelangiectasia

Angiokeratoma

Angiokeratoma

Postinflammatory hypopigmentation

Postinflammatory hypopigmentationPostinflammatory hypopigmentation

Skin abscess

Skin abscessSkin abscess

Chilblains

ChilblainsChilblains

Malignant otitis externa

Malignant otitis externaMalignant otitis externa

Atypical nevus

Atypical nevusAtypical nevus

Blue nevus

Blue nevusBlue nevus

Keloid

KeloidKeloid

Lentigo maligna

Lentigo malignaLentigo maligna

Melanoma

MelanomaMelanoma

Perichondritis

PerichondritisPerichondritis

Lentigo maligna melanoma

Lentigo maligna melanomaLentigo maligna melanoma

Pilomatricoma

PilomatricomaPilomatricoma

Accessory tragus

Accessory tragusAccessory tragus

Common acquired nevus

Common acquired nevusCommon acquired nevus

Congenital melanocytic nevus

Congenital melanocytic nevusCongenital melanocytic nevus

Acrochordon

AcrochordonAcrochordon

Chondrodermatitis nodularis helicis

Chondrodermatitis nodularis helicisChondrodermatitis nodularis helicis

Epidermoid cyst

Epidermoid cystEpidermoid cyst

Foreign body granuloma

Foreign body granulomaForeign body granuloma

Lipoma

LipomaLipoma

Halo nevus

Halo nevusHalo nevus

Branchio-oto-renal syndrome

Branchio-oto-renal syndrome

Pseudocyst of auricle

Pseudocyst of auriclePseudocyst of auricle