银汞合金是口腔科最常用充填材料,引起过敏反应的报道虽少,亦应予以重视。例1男,因(?)颊(牙合)面洞银汞合金充填,4～5小时后觉口腔粘膜涩、痒、灼痛,继而右口角皮肤起疱成片,颈及右前胸皮肤起疱和斑丘疹。无心慌气短症状。皮肤斑贴试验阳性,为汞过敏反应。既往有红汞过敏史。例2女,因右颊后部粘膜灼痛不适2月而就诊。检查见(?)相对颊粘膜呈白色树枝样损害,对侧颊粘膜未 Silver amalgam is the most commonly used filling materials in dentistry, causing few reports of allergic reactions, should also be taken seriously. Example 1 male, due to (?) Cheek (occlusal) face hole silver amalgam filling, 4 to 5 hours after the oral mucosa astringent, itchy, burning, and then right mouth skin blisters into pieces, neck and right chest skin from Blisters and rash. No palpitation shortness of breath symptoms. Skin patch test positive for mercury allergic reactions. Past history of red mercury allergy. Example 2 female, because of right cheek mucosa burning pain discomfort in February and treatment. Check see (?) Relative to the white buccal mucosa lesions, the buccal mucosa is not