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患者潘某,女,16岁。1980年12月3日因龋齿而作锌粘固粉垫底,银汞合金充填。次晨,发现两侧口角发生多数小疱,延至颏部及左侧颌面部皮肤,痒,破后流出清亮液体。检查时见两侧口角、颏部及左面颊下部皮肤在红斑的基础上,有多数粟粒状透明无色小疱,周围皮肤潮红。水疱有些已经破溃,上覆浅黄色干痂。口内咬(合牙)面有银汞合金充填物。冠周牙龈水肿充血明显,假性牙周袋形成,边缘坏死,并有少量脓性分泌物;痒,不痛。
Pat Pan, female, 16 years old. December 3, 1980 due to tooth decay for zinc cement base, amalgam fill. The next morning, found that the majority of small blisters on both sides of the mouth, extending to the chin and left maxillofacial skin, itch, broken after the clear fluid out. Check to see both sides of the mouth, chin and left cheek skin on the basis of the erythema, the majority of miliary transparent colorless blisters, the surrounding skin flushing. Some blisters have ruptured, covered with light yellow dry scab. Bite mouth (joint) face amalgam filling. Periocular gingival edema congestion, pseudo-periodontal pocket formation, edge necrosis, and a small amount of purulent discharge; itch, no pain.