18号染色体异常患者队列中的行为表型:一项回顾性观察性研究
Beatrice Allegri1, Paola Francesca Ajmone2, Giovanni Michelini3
1Child and Adolescent Neuropsychiatry Service (UONPIA), Fondazione IRCCS Cà Granda Ospedale Maggiore Policlinico -SC, via Pace 9, Milan, 20122, Italy.
Italian journal of pediatrics
|February 26, 2025
概括
瘤18会导致比18p或18q删除更多的认知和行为问题. 患有18p删除的个体具有更高的自闭症特征风险.
科学领域:
- 遗传学 遗传学 是一个
- 临床心理学 临床心理学
- 发育儿科 发育儿科
背景情况:
- 染色体18的结构异常导致具有显著临床异质性的多种遗传综合征.
- 现有研究通常依赖于案例报告;这项研究提供了对认知,沟通,行为和适应能力的全面评估.
- 通过比较18p删除,18q删除和18p四分法来探索表型-基因型相关性.
研究的目的:
- 评估不同染色体18异常的个体的认知,沟通,行为和适应能力.
- 为了确定18p删除,18q删除和18p四分化之间的基因型-表型相关性.
- 为了为染色体18改变的患者提供有针对性的临床管理策略.
主要方法:
- 一组24名患者的基因诊断得到证实:18p删除 (N=6),18q删除 (N=9) 和18p四分体 (N=8).
- 评估涉及一个特定的协议,包括直接和间接的临床评估.
- 使用ANCOVA (控制年龄) 的统计分析比较了IQ/GQ,适应性行为,CARS得分和CBCL内部化/外部化症状.
主要成果:
- 与18p和18q删除相比,形18表现出更明显的认知和行为障碍.
- 18p删除组表现出对发展自闭症特征的敏感性增加.
- 在三个染色体异常组的认知和行为结果中观察到显著的差异.
结论:
- 初步发现突出了与不同的染色体18变化相关的独特的认知和行为特征.
- 临床医生应了解患有这些疾病的患者的特定优点和弱点.
- 这项研究支持为改善患者护理制定量身定制的管理计划.
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