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

在内最常见出现地方是输管，而很少发生在肾盂或肾盏内。

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

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