PNPLA6基因突变的Boucher-Neuh?user综合征(附1例报告及文献复习)

被引:2
作者
贾佳 [1 ,2 ]
王昌鹏 [3 ]
范薇 [2 ]
蒋晶晶 [4 ]
金莉蓉 [2 ]
机构
[1] 上海市徐汇区中心医院(复旦大学附属中山医院徐汇医院)神经内科
[2] 复旦大学附属中山医院神经内科
[3] 上海市第一人民医院神经内科
[4] 复旦大学附属中山医院内分泌科
关键词
Boucher-Neuh?user综合征; PNPLA6基因; 基因突变; 脑白质病变;
D O I
暂无
中图分类号
R741 [神经病学];
学科分类号
摘要
目的 报道PNPLA6基因突变所致Boucher-Neuh?user综合征(BNS)病例,希冀提高临床医生对该病的认识。方法 收集1例以脑内对称性多发白质病变为突出表现的PNPLA6基因突变所致BNS患者的临床、辅助检查和影像学资料,结合文献复习进行分析讨论。结果 患者为20岁女性,慢性起病、缓慢进展,临床主要表现为行走不稳。既往有慢性肾功能不全、高血压病病史,月经未来潮。查体可见毛发稀疏和女性第二性征发育落后,视力下降、眼球震颤、腱反射活跃-亢进、锥体束征阳性以及共济失调,等。头颅MRI示脑内多发对称性白质病变,垂体发育不良。MoCA量表28/30分。眼底血管造影提示双眼视网膜脉络膜营养不良。经直肠超声显示子宫及双卵巢偏小。实验室检查提示黄体生成素及卵泡刺激素倍增有限。肾脏穿刺病理检查示局灶增生性肾小球肾炎,伴轻度急性肾小管损伤。基因检测发现PNPLA6基因杂合突变:17号外显子c.1859C>A(p.P620H)来自于患者母亲,未见文献报道;29号外显子c.3334G>A (p.A1112T),已有报道为视网膜疾病相关的致病突变。结论 童年期或青少年期以共济失调起病,头颅影像学以对称性多发白质病变为突出表现,尤其是幕下桥脑对称性白质病变,需考虑PNPLA6基因相关疾病可能,确诊需行PNPLA6基因检测。
引用
收藏
页码:643 / 650
页数:8
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