目的:探讨卵黄囊瘤的超声诊断价值。方法:回顾分析10例经手术及病理证实的卵黄囊瘤的患者资料,探讨其声像图特点。结果:超声表现为1例呈实质非均质肿块,1例呈单房囊性肿块,2例呈多房囊性不均质肿块,6例呈混合性、部分网状肿块。结论:卵黄囊瘤超声声像图有一定的特征性,结合年龄、血清、临床症状,可以提高其诊断率。 Objective: To investigate the value of ultrasonic diagnosis of yolk sac tumor. Methods: The data of 10 patients with yolk sac tumor confirmed by operation and pathology were retrospectively analyzed, and their sonographic features were discussed. Results: Ultrasonography showed a heterogeneous mass in 1 case, a single cystic mass in 1 case, heterogeneous cystic mass in 2 cases, mixed cystic mass in 6 cases. Conclusion: The sonography of yolk sac tumor has certain characteristic. Combined with age, serum and clinical symptoms, it can improve the diagnosis rate.