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作者报告1例颌下区异位甲状腺组织。患者女性,47岁,主诉左颌下区包块18月,近8周明显增大。查左颌下区有一5.0×5.Ocm包块,质硬,轻微活动,左口底部有一包块突起,表面粘膜正常。咬(牙合)片示左颌下区邻颌下腺导管处有密集X线阻射点,解释为涎石。全麻下切除肿物,术中见肿物位于左颌下三角内,将颌下腺上推至口底。组织学检查为甲状腺组织,有大量内含胶质的腔隙,衬以低立方形或高柱状甲状腺滤泡细胞,有
The authors report 1 case of submandibular ectopic thyroid tissue. Female patients, 47 years old, complained of the left submandibular mass in 18 months, significantly increased in the past 8 weeks. Check the left submandibular area has a 5.0 × 5.Ocm mass, hard, slight activity, the bottom left of a mass of bumps, the surface mucosa normal. Bite (occlusal) film shows the submandibular submandibular gland duct at the dense X-ray radiation point, interpreted as salivary stone. Removal of tumor under general anesthesia, intraoperative see the tumor located in the lower left triangle, the submandibular gland pushed to the mouth. Histological examination of thyroid tissue, there are a large number of cavities containing glial, lined with low-cubic or high columnar thyroid follicular cells, there