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在患有X相关低酸血症的儿童中,MRI定量肌肉特征

Marine de Tienda¹, Aurore Bonnet-Lebrun², Inès Mannes³

¹Department of Pediatric Orthopaedic Surgery, Hôpital Universitaire Necker Enfants Malades, 149, rue de Sèvres, 75015 Paris, France.

Orthopaedics & traumatology, surgery & research : OTSR

|October 20, 2023

概括

患有X链低血症 (XLH) 的儿童表现出明显的肌肉形态差异,特别是在四肢肌肉中,与典型发育的儿童相比. 这些发现可能解释了XLH患者的行走.

科学领域:

儿科整形外科儿科整形外科
放射学放射学是一门学科.
遗传学是一个遗传学.

背景情况:

链接到X的低血症 (XLH) 是一种罕见的遗传疾病,导致儿童患上恶心病,骨变形和.
之前的研究没有发现XLH儿童的特定肌肉形态差异.

研究的目的:

用MRI研究和比较XLH儿童和典型发育 (TD) 儿童的骨盆,大腿和腿部肌肉形态.
确定观察到的肌肉差异是否与XLH的步特征相关.

主要方法:

一项前性研究,涉及11名XLH儿童和15名TD儿童.
用3DMRI重建来分析肌肉的长度,截面和体积.
测量标准化了身高和体重.

主要成果:

患有XLH的儿童的肌肉长度总体较小,除了 gluteus medius/minimus 之外.
拥有较长肌部分的肌肉,如半肌,表现出较大的长度差异.
与TD对照组相比,XLH儿童的肌肉体积显著减少.

结论:

在XLH和TD儿童之间,肌肉结构存在显著差异.
在XLH的儿童中,部中部/最小肌肉似乎更发达.
需要进一步的研究来确定这是否是一种直接的XLH效应,还是骨变形的次要影响.

关键词:

氨基缩症氨基缩症联邦政府财政基金23 低酸盐血症是什么情况一个的子.这就是为什么MRI是MRI.一个小小的子.

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Magnetic Resonance Imaging

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