A 70-year-old woman presents with several erythematous patches and associated ulcers of her gingiva. The lesions have been continuously present for at least 5 months. The patient describes the appearance of blisters before the ulcers. She has no eye, genital, or skin lesions, and she has not been taking any drugs. This patient most likely has:

Question

Quizplus · Accepted Answer

Mucous membrane pemphigoid is a chronic autoimmune disorder that primarily affects mucous membranes, including the oral cavity, and can lead to the formation of blisters and ulcers. The patient's age, the chronicity of the lesions, and the absence of skin, genital, or eye involvement in this context make mucous membrane pemphigoid the most likely diagnosis.

A 70-Year-Old Woman Presents with Several Erythematous Patches and Associated