This is pemphigoid on the gingiva of a woman in her 50s (fig 1). Fig 1 The patient presented with a one year history of pain while eating that had worsened acutely over the previous two weeks. She did not smoke, and her …

中文翻译：

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牙龈红斑和糜烂

这是 50 多岁女性牙龈上的类天疱疮（图 1）。图 1 患者有一年的进食疼痛史，在过去两周内急剧恶化。她不抽烟，她……