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雌二醇添加后效应:前列腺癌患者的纵向MRI研究

Orwa Dandash¹, James Allebone¹, Adam Mirabelli¹

¹Department of Psychiatry, University of Melbourne, Austin Health, Heidelberg, Victoria, Australia.

Endocrine connections

|January 16, 2024

概括

雌激素补充疗法 (EAT) 没有改善前列腺癌患者的大脑活动,记忆力或影响. 这项研究发现,在6个月的时间里,EAT对大脑体积没有显著变化.

科学领域:

神经科学是一个神经科学.
在瘤学瘤学.
内分泌学在内分泌学.

背景情况:

在前列腺癌患者中,丸激素消耗是常见的.
雌激素补充疗法 (EAT) 用于减轻雄激素缺乏的副作用.
吃对这些患者认知功能和大脑结构的影响尚未完全理解.

研究的目的:

研究EAT对与认知和情感任务相关的大脑激活的影响.
为了评估灰色和白质体积的变化,包括海马体积,与EAT.
评估EAT对口头和视觉空间记忆性能的影响.

主要方法:

一个随机对照的双盲试验,涉及40名前列腺癌患者.
患者每天接受0.9毫克的透皮雌激素或安慰剂6个月.
功能性MRI (fMRI) 和解剖MRI扫描被用于评估大脑激活和体积.

主要成果:

所有任务都显示了相关认知和情感大脑网络的激活.
在EAT和安慰剂组之间,没有观察到大脑激活,反应时间或准确度的显著差异.
在6个月后,在两组之间没有发现全脑灰白质或海马体积的可检测变化.

结论:

吃似乎没有改善认知功能 (口头记忆) 或影响丸激素贫乏的前列腺癌患者.
在这个患者群体中,EAT没有对海马体积产生直接影响.
这些发现支持以前的研究表明,在这种情况下,EAT的认知益处有限.

关键词:

这就是为什么MRI是MRI.缺少雄激素的方法雌二醇是雌二醇的一种药物.前列腺癌是前列腺癌.

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