肾母细胞瘤又称wilms’瘤或肾胚胎瘤,是一种复杂的胚胎性恶性混合性肿瘤。是小儿腹部最常见的恶性肿瘤之一,占小儿实体瘤的8%,占小儿肾脏肿瘤的80%以上,常见于5岁以前,但以6月-3岁年龄组最多见,男女发病率相近[1],成人期发病仅占1%[2]。也可异时性发生,在最初诊断为单侧肾母细 Wilms tumor, also called wilms’ tumor or renal embryo neoplasm, is a complex embryonic malignant mixed tumor. Is one of the most common malignant tumors in children’s abdomen, accounting for 8% of pediatric solid tumors, accounting for more than 80% of children with renal tumors, common in 5 years before the age group, but the most common in the June-3 age group, the incidence of male and female similar [1], adult onset accounts for only 1% [2]. Synchronous can also occur at the initial diagnosis of unilateral renal mother thin