Left nephroureterectomy with resection of bladder cuff was done and pathology revealed a hamartomatous polyp with renal stone in the lower calyx.

泌尿道最常见出现的地方是输尿管，而很少发生肾盂或肾。

In mice, widespread deletion of the tumor suppressor Phosphatase and tensin homolog (PTEN) generates hamartomatous intestinal polyps with epithelial and stromal inolement.

，的删除肿瘤抑制因子磷酸酶和张力蛋白同源物〔PTEN〕产生错构的肠隐窝，含有上皮和间质。