徐海龙,李华丽

原发性胼胝体变性（MBD）是一种急性、亚急性或慢性起病以累及胼胝体、白质等的一种神经系统脱髓鞘疾病，多见于长期酗酒患者，临床表现无特异性，现分享我院在2019年-2020年诊治的三峡坝区4例MBD患者，对其临床资料予以分析，结合文献总结其临床及影像学特点，提高对该疾病的认识。

胼胝体变性；酒精中毒；磁共振成像

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