Differential Diagnosis
DDx Strength: Weak
Index finger, Multiple skin lesions Add or remove findings

Differential too broad. Edit Findings to refine your results.

Allergic contact dermatitis

Allergic contact dermatitisAllergic contact dermatitis

Common wart

Common wartCommon wart

Dyshidrotic dermatitis

Dyshidrotic dermatitisDyshidrotic dermatitis

Flat wart

Flat wartFlat wart

Herpetic whitlow

Herpetic whitlowHerpetic whitlow

Irritant contact dermatitis

Irritant contact dermatitisIrritant contact dermatitis

Granuloma annulare

Granuloma annulareGranuloma annulare

Tinea manus

Tinea manus

Arthropod bite or sting

Arthropod bite or stingArthropod bite or sting

Cellulitis

CellulitisCellulitis

Gout

GoutGout

Hand dermatitis

Hand dermatitisHand dermatitis

Lichen simplex chronicus

Lichen simplex chronicusLichen simplex chronicus

Psoriasis

PsoriasisPsoriasis

Periungual wart

Periungual wartPeriungual wart

Myxoid cyst

Myxoid cystMyxoid cyst

Phytophotodermatitis

PhytophotodermatitisPhytophotodermatitis

Pseudoporphyria

PseudoporphyriaPseudoporphyria

Rheumatoid nodule

Rheumatoid noduleRheumatoid nodule

Skin abscess

Skin abscessSkin abscess

Systemic lupus erythematosus

Systemic lupus erythematosusSystemic lupus erythematosus

Erysipeloid

ErysipeloidErysipeloid

Mycobacterium marinum infection

Mycobacterium marinum infectionMycobacterium marinum infection

Orf

OrfOrf

Sporotrichosis

SporotrichosisSporotrichosis

Acroosteolysis

AcroosteolysisAcroosteolysis

Blistering distal dactylitis

Blistering distal dactylitisBlistering distal dactylitis

Milker's nodules

Milker's nodulesMilker's nodules

Symmetrical lividity of the palms or soles

Symmetrical lividity of the palms or solesSymmetrical lividity of the palms or soles

Raynaud phenomenon

Raynaud phenomenonRaynaud phenomenon

Urticaria

UrticariaUrticaria

Callus

CallusCallus

Cutaneous squamous cell carcinoma

Cutaneous squamous cell carcinomaCutaneous squamous cell carcinoma

Subungual wart

Subungual wartSubungual wart

Chilblains

ChilblainsChilblains

Focal acral hyperkeratosis

Focal acral hyperkeratosisFocal acral hyperkeratosis

Knuckle pads

Knuckle padsKnuckle pads

Scytalidium dermatomycosis

Scytalidium dermatomycosis

Felon

FelonFelon

Lobular capillary hemangioma

Lobular capillary hemangiomaLobular capillary hemangioma

Palmoplantar pustulosis

Palmoplantar pustulosisPalmoplantar pustulosis

Acral erythema

Acral erythemaAcral erythema

Acrodermatitis continua of Hallopeau

Acrodermatitis continua of Hallopeau

Papular-purpuric gloves and socks syndrome

Papular-purpuric gloves and socks syndromePapular-purpuric gloves and socks syndrome

Acrokeratoelastoidosis

AcrokeratoelastoidosisAcrokeratoelastoidosis

Atypical nevus

Atypical nevusAtypical nevus

Candidal paronychia

Candidal paronychiaCandidal paronychia

Congenital melanocytic nevus

Congenital melanocytic nevusCongenital melanocytic nevus

Melanoma

MelanomaMelanoma

Squamous cell carcinoma in situ

Squamous cell carcinoma in situSquamous cell carcinoma in situ

Tenosynovitis

TenosynovitisTenosynovitis

Richner-Hanhart syndrome

Richner-Hanhart syndromeRichner-Hanhart syndrome

Spiny keratoderma

Spiny keratoderma

Subungual melanoma

Subungual melanoma

Chronic paronychia

Chronic paronychiaChronic paronychia

Erythronychia

Erythronychia

Ganglion cyst

Ganglion cystGanglion cyst

Stucco keratosis

Stucco keratosisStucco keratosis

Giant cell tumor of tendon sheath

Giant cell tumor of tendon sheathGiant cell tumor of tendon sheath

Acquired digital fibrokeratoma

Acquired digital fibrokeratomaAcquired digital fibrokeratoma