crohn's是有器质性病变的，大肠和小肠（多见）都可能。

来源: 欲千北于 2013-08-19 10:04:33 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.