英语语法分析

Result: 1 case underwent nephroureterectomy, 8 cases local resection plus pyeloplasty or ureterovesical replantation. 5 cases had been followed up for 2~74 months with no recurrence or canceration.

结果：1例行肾切除加输尿管大部分切除术，8例行病变输尿管节段性切除术加肾盂成形术或输尿管再植术。术后5例获随访2～ 74个月，未见息肉复发及恶变。