肾水·下焦湿热证(kidney edema with syndrome of damp-heat in lower jiao)是指下焦湿热,气化不利,以头面与双足浮肿,甚至全身浮肿,纳呆,五心烦热,身热不扬,小便赤涩,尿色黄浊,舌红,苔黄,脉数等为常见症的肾水证候。