抗性高血压患者的血液体积表型和患者性别
Brendan J Carry1, Wayne L Miller2
1Heart Institute, Geisinger Medical Center, Danville, Pennsylvania.
Journal of hypertension
|March 25, 2024
概括
抗性高血压 (RH) 的血量 (BV) 现象型各异,与血压 (BP) 或性别无关. BV表型有助于识别红细胞 (RBC) 质量问题,有助于RH管理.
科学领域:
- 脏病学和高血压的研究
- 心血管生理学心血管生理学
- 临床诊断 临床诊断 临床诊断
背景情况:
- 耐性高血压 (RH) 中血液体积 (BV) 和全身血压 (BP) 之间的关系尚不清楚.
- 了解BV表型对于管理RH至关重要,这种疾病的特征是尽管服用多种抗高血压药物,但血压升高.
研究的目的:
- 为了研究系统性高血压对抗性高血压 (RH) 患者的血液体积 (BV) 表型的影响,按患者的性别分层.
- 为了确定血压水平与绝对BV之间是否存在相关性,或在RH患者中偏离正常BV的偏差.
主要方法:
- 临床和定量BV数据的回顾性分析来自一群有控制和不受控制的RH的门诊患者.
- 分析包括253个独特的BV测量,54%的患者超过了目标BP<150mmHg.
- 根据患者的性别评估和分层BV表型.
主要成果:
- BV表型具有很高的变异性,在任何两性中都没有发现缩BP和绝对BV之间的相关性,也没有发现任何性别与正常体积的百分比偏差.
- 男人表现出更大的绝对BV和更高的扩大血体积 (PV) 患病率;女性通常更低血,但正常PV的频率更高.
- 女性表现出红细胞质量缺陷 (真正的贫血) 的趋势,而男性表现出红细胞质量过剩 (红细胞血清) 的频率更高. 值得注意的是,通过BV分析发现的52%的真正贫血病例仅通过血红蛋白测量就会错过.
结论:
- 血液体积 (BV) 表型在耐性高血压 (RH) 患者中非常多样,与全身血压 (BP) 或患者的性别无关.
- 在临床上,BV表型化对于优化RH管理具有价值,通过准确识别红细胞 (RBC) 质量概况,包括真正的贫血,稀释性贫血和红细胞贫血,并评估血体积膨胀.
- 这些发现强调了BV表型化在RH中的实用性,以更精确地了解体积状态及其组件.
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