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目的 讨论喉咽癌CT表现及其临床意义。方法 分析 18例经手术和病理证实的喉咽癌CT资料。结果 18例喉咽癌位于梨状窝 11例、环状软骨后区 5例和咽后壁 2例 ,呈等密度或混杂密度软组织肿块 ,增强呈轻度强化 ;肿瘤推移环状、杓状软骨向前移位及甲杓间隙和环甲关节间距增宽为其特征性表现 ,侵犯喉内结构、食管起始部 ,破坏喉软骨及颈部淋巴结转移为间接征象。结论 CT能很好地显示喉咽癌的部位、大小和侵犯范围及有无淋巴结转移 ,对制定治疗计划和评价预后有重要价值。
Objective To discuss the CT findings of hypopharyngeal carcinoma and its clinical significance. Methods The CT data of 18 cases of hypopharyngeal carcinoma confirmed by surgery and pathology were analyzed. Results Eighteen patients with hypopharyngeal carcinoma located in 11 cases of pyriform sinus, 5 cases of posterior annular cartilage and 2 cases of posterior pharyngeal wall. The lesions showed isodense or heterogeneous soft tissue mass, Shifts and nail scoops gap and ring-neck joint spacing widened to its characteristic manifestations, violations of the throat structure, the beginning of the esophagus, the destruction of laryngeal cartilage and cervical lymph node metastasis as an indirect sign. Conclusion CT can show the location, size, extent of invasion and lymph node metastasis of Hypopharyngeal carcinoma well, which is of great value to the development of treatment plan and evaluation of prognosis.