食道狭窄和皮肤病理与TNXB基因中的复合异构基因突变有关
Nida Mirza1, Sundeep Upadhyaya2, Sagar Mehta3
1Indraprastha Apollo Hospital, Delhi, India.
Journal of pediatric genetics
|August 14, 2023
概括
这项研究报告了埃勒斯-丹洛斯综合征 (EDS) 在儿童中独特的病例,该病例是由TNXB基因中复合异构基因突变引起的,导致食道狭窄和缩性痕. 这突显出一种罕见的结合组织疾病的遗传原因,具有特定的临床表现.
科学领域:
- 遗传学 是一个遗传学.
- 结合组织疾病 结合组织疾病
- 儿科医学 儿科医学
背景情况:
- 埃勒斯-丹洛斯综合征 (EDS) 是一组异质的遗传性结缔组织疾病.
- 众所周知,TNXB基因的突变会导致由于Tenascin-X缺乏症导致古典类EDS.
- 连接组织疾病可以表现为影响多个器官系统的多种临床症状.
研究的目的:
- 报告TNXB基因中复合异构基因突变的独特病例.
- 在患有EDS的儿科患者中描述食道狭窄和痕皮肤的临床表现.
- 为了解TNXB及其相关表型的遗传变异做出贡献.
主要方法:
- 一个7岁男孩的病例报告显示,食道中出现了外来物体.
- 皮肤痕的临床检查和评估.
- 基因分析以确定TNXB基因中的突变.
主要成果:
- 患者在食道中出现了一种受影响的异物,并有食道狭窄史.
- 这个孩子在轻微的创伤后表现出缩性皮肤痕的倾向.
- 基因测试揭示了TNXB基因中的复合异构基因突变.
结论:
- 在TNXB基因中的复合异构基因突变可以导致EDS的独特表型,包括食道狭窄和缩性痕.
- 这一案例凸显了儿童患有结缔组织异常的儿科患者基因调查的重要性.
- 由TNXB突变引起的Tenascin-X缺乏症是特定EDS表现的重要病因因素.
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