蒋×,女,5岁。颈部发现包块一年余。检查:包块呈单个椭圆形,2×3cm大小,位于颈前正中,质软,无触痛,与周围组织无粘连,边界清楚。可随吞咽动作上下移动。术前诊断为甲状舌管囊肿。术中见包块呈深红色,血运丰富,上下极各通一对较粗血管,隐约可见实质细小分叶.被膜完整,易剥离。术后病理报告 Jiang ×, female, 5 years old. The neck was found to be more than a year old. Examination: The mass is a single oval, 2 × 3cm in size, located in the middle of the neck, soft, no tenderness, no adhesion with the surrounding tissue, the boundary is clear. Can move up and down with swallowing movements. Preoperative diagnosis was thyroglossal cyst. During the operation, the mass was dark red, and the blood supply was abundant. The upper and lower poles each had a pair of relatively thick blood vessels, and the subtle leaves of the parenchyma were clearly visible. The capsule was intact and easy to peel. Postoperative pathology report