由于KAT6A变异的早期发病阿博莱达-坦综合征:病例报告
Hongbo Chen1,2,3, Dan Yu1,2,3, Shanling Liu1,2
1Department of Medical Genetics/Prenatal Diagnostic Center, West China Second University Hospital, Sichuan University, Chengdu, China.
Frontiers in genetics
|December 23, 2025
概括
阿博莱达-坦综合征 (ARTHS) 可以出现严重的新生儿问题,如心律失常和发作. 基因组测序对于诊断新生儿有不明原因的症状和异形特征的ARTHS至关重要.
科学领域:
- 遗传学 是一个遗传学.
- 儿科 儿科 儿科
- 医学诊断 医学诊断 医学诊断
背景情况:
- 阿博莱达-坦综合征 (ARTHS) 与KAT6A基因变异有关,导致发育延迟,明显的面部特征和心脏缺陷.
- 新生儿ARTHS的表现,包括心律失常和发作,往往被忽视.
研究的目的:
- 报告由KAT6A变体引起的重症新生儿ARTHS病例.
- 强调基因组测序在诊断新生儿出现不明原因症状时的重要性.
主要方法:
- 整体外体测序 (WES) 用于在两个新生儿中识别KAT6A变异.
- 分析了包括心脏功能,神经状态和身体特征在内的临床数据.
主要成果:
- 两名新生儿出现了危及生命的疾病:严重的心律失常和生命第一个月内的发作.
- 确定了两种新的KAT6A变体 (一种新型拼接部位,一种先前报告的错误) 与先天性心脏缺陷和发育迟缓有关.
- 这两位患者都表现出与ARTHS一致的异形特征.
结论:
- 基因组测序,特别是WES,对于诊断新生儿出现不明原因的心律失常,发作和异形特征至关重要.
- 这项研究扩大了已知的ARTHS表型谱,突出了严重的新生儿表现.
- 早期诊断KAT6A相关疾病有助于更好地理解和管理表型变异.
相关概念视频
Atherosclerosis II: Clinical Manifestations and Diagnostic Tests
430
Atherosclerosis is a progressive disorder that leads to the thickening and narrowing of arterial walls due to plaque buildup. This condition can cause various symptoms depending on the arteries affected:Coronary Artery Disease (CAD): This condition affects the coronary arteries and may lead to chest pain (angina), shortness of breath (dyspnea), heart attacks, and other heart disease symptoms.Cerebrovascular Disease: This affects blood flow to the brain, causing transient ischemic attacks (TIAs)...
430
Atherosclerosis I: Introduction
765
Atherosclerosis is a progressive disorder characterized by the buildup of plaques on the arterial inner wall, causing them to narrow and harden over time. These plaques comprise lipids, calcium, blood components, carbohydrates, and fibrous tissue. The process primarily affects the intima of large and medium-sized arteries, reducing blood flow in any artery.Etiology and risk factorsThe cause of atherosclerosis is multifactorial, involving a complex interplay among endothelial injury, lipid...
765
Peripheral Arterial Disease II: Clinical Manifestations and Diagnostic Evaluation
317
Clinical manifestationsPeripheral Arterial Disease (PAD) manifests through a range of symptoms, from the characteristic intermittent claudication to atypical presentations and severe complications in advanced stages. Intermittent claudication, a hallmark symptom of PAD, presents as exercise-induced muscle pain that typically resolves within minutes of rest. This pain is reproducible and stems from inadequate blood flow, leading to the accumulation of lactic acid produced during anaerobic...
317
Animal Mitochondrial Genetics
8.9K
Among all the organelles in an animal cell, only mitochondria have their own independent genomes. Animal mitochondrial DNA is a double-stranded, closed-circular molecule with around 20,000 base pairs. Mitochondrial DNA is unique in that one of its two strands, the heavy, or H, -strand is guanine rich, whereas the complementary strand is cytosine rich and called the light, or L, -strand. Compared to nuclear DNA, mitochondrial DNA has a very low percentage of non-coding regions and is marked by...
8.9K
Atherosclerosis III: Management
291
Management of atherosclerosis involves an integrated strategy encompassing pharmacological treatment, surgical interventions, lifestyle changes, and nutrition therapy to address the multifactorial nature of the disease.Pharmacological TherapyA cornerstone of atherosclerosis management is the use of pharmacological agents. Statins, such as atorvastatin, are pivotal in inhibiting HMG-CoA reductase, an enzyme that catalyzes an initial step in cholesterol synthesis in the liver. This reduction in...
291
Aneurysm II: Clinical Manifestations and Diagnostic Studies
193
Thoracic, aortic arch and abdominal aneurysms are significant vascular conditions that can present with various clinical manifestations and lead to serious complications. Understanding these manifestations and the appropriate diagnostic studies is essential for effective management and treatment.Thoracic Aortic AneurysmsThoracic aortic aneurysms often remain asymptomatic until they reach a size that impinges on adjacent structures. They typically cause deep, diffuse chest pain that radiates to...
193


