Differential diagnosis of vasovagal syncope and postural tachycardia syndrome in children

作     者：Yuan-Yuan Wang Jun-Bao Du Hong-Fang Jin Yuan-Yuan Wang;Jun-Bao Du;Hong-Fang Jin

作者机构：Department of PediatricsPeking University First HospitalNo.1Xi'an-men Street.West DistrictBeijing 100034China Key Lab of Molecular Cardiovascular SciencesThe Ministry of EducationBeijing 100191China 

出 版 物：《World Journal of Pediatrics》 (世界儿科杂志（英文版）)

年 卷 期：2020年第16卷第6期

页      面：549-552页

核心收录：

学科分类：1002[医学-临床医学] 100202[医学-儿科学] 10[医学] 

基　　金：This work was supported by the Science and Technology Program of Beijing(Z171100001017253) Peking University Clinical Scientist Program(BMU2019LCKXJ001) the Fundamental Research Funds for the Central Universities 

主　　题：diagnosis syncope tachycardia 

摘      要：Orthostatic intolerance(OI)is defined as a syndrome consisting of a group of clinical symptoms including headache,dizziness,palpitation,chest tightness,nausea,vomiting,pale complexion,and even syncope due to the inability to tolerate the upright *** condition is relieved by recumbence[1,2].OI is common and affects the quality of life and the psychosocial well-being[3-5]Previous studies have shown that the pathogenesis of OI is mainly related to the enhanced endothelium-dependent diastolic function[6],abnormal Bezold-Jarisch reflex[7],central hypovolemia[8],and autonomic dysfunction[9].