Differential Diagnosis
DDx Strength: Weak
Floor of mouth, Multiple skin lesions Add or remove findings

Differential too broad. Edit Findings to refine your results.

Herpes zoster

Herpes zosterHerpes zoster

AIDS-associated Kaposi sarcoma

AIDS-associated Kaposi sarcomaAIDS-associated Kaposi sarcoma

Chronic graft-versus-host disease

Chronic graft-versus-host diseaseChronic graft-versus-host disease

Disseminated herpes zoster

Disseminated herpes zoster

Mucous membrane pemphigoid

Mucous membrane pemphigoidMucous membrane pemphigoid

Mycoplasma pneumoniae-induced rash and mucositis

Mycoplasma pneumoniae-induced rash and mucositis

Pemphigus vulgaris

Pemphigus vulgarisPemphigus vulgaris

Stevens-Johnson syndrome

Stevens-Johnson syndromeStevens-Johnson syndrome

Behçet syndrome

Behçet syndromeBehçet syndrome



Keratosis lichenoides chronica

Keratosis lichenoides chronica

Paraneoplastic pemphigus

Paraneoplastic pemphigusParaneoplastic pemphigus



Fordyce spots

Fordyce spotsFordyce spots

Orofacial herpes simplex virus

Orofacial herpes simplex virusOrofacial herpes simplex virus

Pyostomatitis vegetans

Pyostomatitis vegetansPyostomatitis vegetans

Oral exostoses

Oral exostosesOral exostoses

Genital wart

Genital wartGenital wart

Postinflammatory hyperpigmentation

Postinflammatory hyperpigmentationPostinflammatory hyperpigmentation



Postinflammatory hypopigmentation

Postinflammatory hypopigmentationPostinflammatory hypopigmentation

Pseudoxanthoma elasticum

Pseudoxanthoma elasticumPseudoxanthoma elasticum



Oral squamous cell carcinoma

Oral squamous cell carcinomaOral squamous cell carcinoma

Aphthous stomatitis

Aphthous stomatitisAphthous stomatitis

Epidermoid cyst

Epidermoid cystEpidermoid cyst







Oral candidiasis

Oral candidiasisOral candidiasis

Oral fibroma

Oral fibromaOral fibroma



Torus mandibularis

Torus mandibularisTorus mandibularis

Burning mouth syndrome

Burning mouth syndrome

Chemotherapy-induced mucositis

Chemotherapy-induced mucositisChemotherapy-induced mucositis

Contact stomatitis

Contact stomatitisContact stomatitis



Oral lichen planus

Oral lichen planusOral lichen planus

Oral papilloma

Oral papillomaOral papilloma

Oral varices

Oral varicesOral varices

Verrucous carcinoma

Verrucous carcinomaVerrucous carcinoma

Lymphoepithelial cyst

Lymphoepithelial cystLymphoepithelial cyst

Benign salivary gland tumor

Benign salivary gland tumorBenign salivary gland tumor

Cocaine mucosal ulcer

Cocaine mucosal ulcer

Malignant salivary gland tumor

Malignant salivary gland tumorMalignant salivary gland tumor

Oral erythroplakia

Oral erythroplakiaOral erythroplakia

Salivary adenocarcinoma

Salivary adenocarcinoma

Blue nevus

Blue nevusBlue nevus

Common acquired nevus

Common acquired nevusCommon acquired nevus

Denture-induced hyperplasia

Denture-induced hyperplasiaDenture-induced hyperplasia

Oral melanotic macule

Oral melanotic maculeOral melanotic macule

Oral mucocele

Oral mucoceleOral mucocele

Oral mucosal wart

Oral mucosal wartOral mucosal wart

Amalgam tattoo

Amalgam tattooAmalgam tattoo

Drug-induced oral ulcer

Drug-induced oral ulcerDrug-induced oral ulcer

Multifocal or diffuse mucosal pigmentation

Multifocal or diffuse mucosal pigmentationMultifocal or diffuse mucosal pigmentation

Proliferative verrucous leukoplakia

Proliferative verrucous leukoplakiaProliferative verrucous leukoplakia

Burns of oral mucosa

Burns of oral mucosaBurns of oral mucosa

Drug-induced oral pigmentation

Drug-induced oral pigmentationDrug-induced oral pigmentation

Mucosal dental sinus tract

Mucosal dental sinus tractMucosal dental sinus tract