小儿卵黄囊瘤的超声检查

Diagnosis of Yolk Sac Tumor in Infants by Ultrasonography

小儿卵黄囊系胚源性恶性肿瘤,好发于生殖腺、骶尾部及体后壁中线附近。本院超声诊断卵黄囊瘤30例,超声图像显示了肿瘤的部位及大小,为选择手术方案及评估化疗效果提供了图像依据。

Infantile yolk sac tumor is embryogenic malignant tumor, developed from gonad at sacrococcygeal region and posterior body wall near the midline of 30 cases of yolk sac tumor were diagnosed by ultrasound. The ultrasonography showed the size and location of tumor is very useful in the selection of surgical procedures and the assessment of the effect of chemotheraphy.