Oral lesions are most often found in which of the following dermatologic diseases?

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Oral lesions are a common finding in lichen planus, a chronic inflammatory skin disease. Psoriasis may also present with oral lesions but it is less common. Pemphigus vulgaris and erythema multiforme can have oral involvement but they typically present with more widespread cutaneous lesions. Malignant melanoma is a skin cancer and does not typically involve the oral mucosa.

Oral Lesions Are Most Often Found in Which of the Following