Mesh : Humans Male Female Infant Child, Preschool Muscular Atrophy, Spinal / therapy diagnosis genetics drug therapy Spinal Muscular Atrophies of Childhood / therapy genetics diagnosis drug therapy Survival of Motor Neuron 2 Protein / genetics Child Exons Oligonucleotides

来  源:   DOI:10.3760/cma.j.cn112140-20240307-00159

Abstract:
4例患儿均因新生儿筛查发现运动神经元存活(SMN)1基因7号外显子纯合缺失就诊,均无脊髓性肌萎缩症(SMA)临床症状,神经系统查体均无阳性体征,电生理检查尺神经、腓总神经复合肌肉动作电位(CMAP)波幅均处于同年龄段正常范围。4例患儿经基因检测提示SMN2基因拷贝数均为3,均诊断为症状前SMA。患儿在出现症状前接受诺西那生钠疾病修正治疗,随访14~18个月,均可实现正常运动里程碑,监测CMAP波幅均处于同年龄段正常范围,无患儿发病。.
摘要:
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