Differential Diagnosis
DDx Strength: Weak
Commissure of lips, Multiple skin lesions Add or remove findings

Angular cheilitis

Angular cheilitisAngular cheilitis

Lip-licking dermatitis

Lip-licking dermatitisLip-licking dermatitis

Cheilitis

CheilitisCheilitis

Orofacial herpes simplex virus

Orofacial herpes simplex virusOrofacial herpes simplex virus

Secondary syphilis

Secondary syphilisSecondary syphilis

Actinic cheilitis

Actinic cheilitisActinic cheilitis

Allergic contact dermatitis

Allergic contact dermatitisAllergic contact dermatitis

Candidiasis

CandidiasisCandidiasis

Common wart

Common wartCommon wart

Melasma

MelasmaMelasma

Molluscum contagiosum

Molluscum contagiosumMolluscum contagiosum

Perioral dermatitis

Perioral dermatitisPerioral dermatitis

Seborrheic dermatitis

Seborrheic dermatitisSeborrheic dermatitis

Vitiligo

VitiligoVitiligo

Oral candidiasis

Oral candidiasisOral candidiasis

Fixed drug eruption

Fixed drug eruptionFixed drug eruption

Chronic mucocutaneous candidiasis

Chronic mucocutaneous candidiasisChronic mucocutaneous candidiasis

Elastosis perforans serpiginosa

Elastosis perforans serpiginosaElastosis perforans serpiginosa

Primary cutaneous anaplastic large cell lymphoma

Primary cutaneous anaplastic large cell lymphoma

Endemic syphilis

Endemic syphilisEndemic syphilis

Fordyce spots

Fordyce spotsFordyce spots

Herpes simplex virus

Herpes simplex virusHerpes simplex virus

Postinflammatory hypopigmentation

Postinflammatory hypopigmentationPostinflammatory hypopigmentation

Tinea faciei

Tinea facieiTinea faciei

Pyostomatitis vegetans

Pyostomatitis vegetansPyostomatitis vegetans

Arthropod bite or sting

Arthropod bite or stingArthropod bite or sting

Irritant contact dermatitis

Irritant contact dermatitisIrritant contact dermatitis

Postinflammatory hyperpigmentation

Postinflammatory hyperpigmentationPostinflammatory hyperpigmentation

Rosacea

RosaceaRosacea

Acne vulgaris

Acne vulgarisAcne vulgaris

Angiokeratoma

Angiokeratoma

Exogenous ochronosis

Exogenous ochronosisExogenous ochronosis

Skin abscess

Skin abscessSkin abscess

Mucous membrane pemphigoid

Mucous membrane pemphigoidMucous membrane pemphigoid

Cutaneous squamous cell carcinoma

Cutaneous squamous cell carcinomaCutaneous squamous cell carcinoma

Oral melanotic macule

Oral melanotic maculeOral melanotic macule

Oral mucosal wart

Oral mucosal wartOral mucosal wart

Oral squamous cell carcinoma

Oral squamous cell carcinomaOral squamous cell carcinoma

Superficial basal cell carcinoma

Superficial basal cell carcinomaSuperficial basal cell carcinoma

Primary syphilis

Primary syphilisPrimary syphilis

Atypical nevus

Atypical nevusAtypical nevus

Epidermoid cyst

Epidermoid cystEpidermoid cyst

Leukoplakia

LeukoplakiaLeukoplakia

Lipoma

LipomaLipoma

Melanoma

MelanomaMelanoma

Squamous cell carcinoma in situ

Squamous cell carcinoma in situSquamous cell carcinoma in situ

Venous lake

Venous lakeVenous lake

Chemotherapy-induced mucositis

Chemotherapy-induced mucositisChemotherapy-induced mucositis

Oral mucocele

Oral mucoceleOral mucocele

Traumatic oral ulcer

Traumatic oral ulcerTraumatic oral ulcer

Oral lichen planus

Oral lichen planusOral lichen planus

Oral varices

Oral varicesOral varices

Malignant salivary gland tumor

Malignant salivary gland tumorMalignant salivary gland tumor

Melkersson-Rosenthal syndrome

Melkersson-Rosenthal syndromeMelkersson-Rosenthal syndrome

Necrotizing ulcerative gingivitis

Necrotizing ulcerative gingivitis

Oral lupus erythematosus

Oral lupus erythematosusOral lupus erythematosus