關格(obstruction and rejection),疾病名稱,屬腎系病類,因水腫、癃閉、淋病等晚期,脾腎陰陽衰憊,氣化不利,濕濁毒邪上攻犯胃,或化熱動風,甚或上蒙清空所致。臨床以小便不通與嘔吐不止並見,伴見皮膚瘙癢,口中臭穢,或有尿味,甚或手足搐搦,昏睡,神識不清等為特徵的腎系病重症。[1]