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

Furunculosis

2/2
FurunculosisFurunculosis

Non-bullous impetigo

2/2
Non-bullous impetigoNon-bullous impetigo

Psoriasis

2/2
PsoriasisPsoriasis

Acne vulgaris

2/2
Acne vulgarisAcne vulgaris

Black dermographism

2/2
Black dermographism

Physical urticaria

2/2
Physical urticaria

Polymorphous light eruption

2/2
Polymorphous light eruptionPolymorphous light eruption

Frostbite

2/2
FrostbiteFrostbite

Primary cutaneous anaplastic large cell lymphoma

2/2
Primary cutaneous anaplastic large cell lymphoma

Ramsay-Hunt syndrome

2/2
Ramsay-Hunt syndromeRamsay-Hunt syndrome

Relapsing polychondritis

2/2
Relapsing polychondritisRelapsing polychondritis

Brooke-Spiegler syndrome

2/2
Brooke-Spiegler syndromeBrooke-Spiegler syndrome

Goldenhar syndrome

2/2
Goldenhar syndromeGoldenhar syndrome

Hemangioendothelioma

2/2
Hemangioendothelioma

Lobomycosis

2/2
LobomycosisLobomycosis

Trichodysplasia spinulosa

2/2
Trichodysplasia spinulosa

Atypical nevus

1/2
Atypical nevusAtypical nevus

Blue nevus

1/2
Blue nevusBlue nevus

Cutaneous squamous cell carcinoma

1/2
Cutaneous squamous cell carcinomaCutaneous squamous cell carcinoma

Infiltrating basal cell carcinoma

1/2
Infiltrating basal cell carcinomaInfiltrating basal cell carcinoma

Lentigo maligna

1/2
Lentigo malignaLentigo maligna

Melanoma

1/2
MelanomaMelanoma

Nodular basal cell carcinoma

1/2
Nodular basal cell carcinomaNodular basal cell carcinoma

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

Perichondritis

1/2
PerichondritisPerichondritis

Lentigo maligna melanoma

1/2
Lentigo maligna melanomaLentigo maligna melanoma

Pilomatricoma

1/2
PilomatricomaPilomatricoma

Spitz nevus

1/2
Spitz nevusSpitz nevus