Abstract
患儿 女,5月龄,因"10 d内抽搐5次"住院。特殊面容,浓眉、弓形眉、连心眉,睫毛长且弯曲,小下颌,肌张力略增高,大运动和精神发育落后。头颅磁共振成像示胼胝体变薄;视频脑电图示双侧前头部异常放电;家系全外显子组检测提示患儿存在SMC1A基因NM_006306:exon4:c.607A>G(p.K203E)杂合变异所致Cornelia de Lange综合征Ⅱ型。患儿SMC1A基因检测到的杂合变异c.607A>G是新发变异,在国内未见报道,扩大了SMC1A基因变异谱。.
MeSH terms
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Cell Cycle Proteins / genetics*
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Child
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Chromosomal Proteins, Non-Histone / genetics*
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De Lange Syndrome*
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Humans
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Phenotype
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Structural Maintenance of Chromosome Protein 1
Substances
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Cell Cycle Proteins
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Chromosomal Proteins, Non-Histone
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Structural Maintenance of Chromosome Protein 1