在静止性心力衰竭综合征中检查急性肝孔病
Naome Mwesigwa1, Hadley Williamson1, Shalonda Turner2
1Division of Clinical Pharmacology, Department of Medicine, Vanderbilt University Medical Center, 506 Robinson Research Building, Nashville, TN, 37232-880, USA.
概括
这项研究没有发现急性肝孔病 (AHP) 的证据. 在患有胃肠道症状的POTS患者中,可能不需要对AHP进行查.
科学领域:
- 心脏病学
- 遗传学
- 胃肠病学
背景情况:
- 姿势静止性心跳动综合征 (POTS) 涉及站立时心率过度增加,导致头和功能减弱等症状.
- 急性肝脏 (AHP) 是一种罕见的代谢障碍,具有重叠的神经和自主症状,可能模仿POTS.
研究的目的:
- 在被诊断为POTS和胃肠道症状的患者中调查AHP的患病率.
- 通过分子和生物化学测试评估POTS患者的AHP.
主要方法:
- 50名患有胃肠道症状的POTS患者接受了神经激素评估和AHP遗传/ 生物化学查.
- 基因检测集中在四个关键的AHP相关基因上.
- 尿液分析测量了氨基 (PBG),三角氨基酸 (ALA) 和总氨酸,并将其正常化为肌素.
主要成果:
- 所有接受测试的POTS患者尿液中的PBG,ALA和总氨酸水平均正常.
- 没有患者携带四个主要的AHP相关基因的致病变体.
- 三名患者是常见的低表达铁甲基因 (FECH) 变异的异构体.
结论:
- 在出现胃肠道症状的POTS患者中没有发现AHP的证据.
- 由于该病例的罕见性和研究的负面结果,不建议在该患者群体中进行常规查.
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