
好词典

源自希腊语 orthos(直立) + statikos(静止的),19世纪中期进入医学英语。
❶ 与直立姿势有关的,特指因突然站立导致的血压变化。医学上常用于描述站立时发生的生理反应或症状。
“The patient experienced orthostatic dizziness when standing up quickly.”
(患者快速站立时出现直立性头晕。)
“Orthostatic hypotension is common in elderly people.”
(直立性低血压在老年人中很常见。)
orthostatic hypotension — 直立性低血压,指从卧位或坐位突然站立时血压明显下降的症状,可能伴随头晕或昏厥。
“Patients with Parkinson's disease often develop orthostatic hypotension.”
(帕金森病患者常出现直立性低血压。)
orthostatic intolerance — 直立不耐受,指站立时出现不适症状(如头晕、乏力)而需要坐下或躺下的状况。
“Teenagers with orthostatic intolerance may have difficulty standing in class.”
(患直立不耐受的青少年可能难以在课堂上久站。)