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

泌尿道内最常见出现的地方是输尿管，而很少肾盂或肾盏内。

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

鼠，广泛的删除肿因子磷酸酶和张力蛋白同源物〔PTEN〕产错构的肠隐窝，含有上皮和间质。