Both solitary cysts and polycystic disease are usually not discovered until adulthood . 不论是孤立囊肿或囊病通常在成年时期才被发现。
2.
There is no infallible way to distinguish clinically between a solitary cyst and a potential malignant disease . 事实上，临床上并没有一种万无一失的方法，可区别一个孤立性囊肿和潜在性恶性瘤。
