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関連する概念動画

Cardiomyopathy III: Hypertrophic Cardiomyopathy01:29

Cardiomyopathy III: Hypertrophic Cardiomyopathy

47
Hypertrophic cardiomyopathy, or HCM, is an autosomal dominant genetic disorder characterized by asymmetric left ventricular hypertrophy without ventricular dilation. It is more common in men and is typically diagnosed in young, athletic adults.EtiologyHCM is primarily genetic and is caused by mutations in genes encoding sarcomeric proteins. Researchers have identified over 1400 mutations across at least 11 different genes. Among these, the most frequently occurring mutations are found in the...
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Cardiomyopathy V: Interprofessional Care01:29

Cardiomyopathy V: Interprofessional Care

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Managing cardiomyopathy involves addressing underlying or precipitating causes, treating heart failure with medications, and implementing dietary changes and a balanced exercise and rest regimen.Lifestyle ModificationsCardiomyopathy patients should adopt a low-sodium diet to reduce fluid retention and manage heart failure. A personalized exercise and rest plan helps maintain physical fitness without overstraining the heart. Avoiding alcohol and tobacco is essential to prevent further damage to...
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Mitral Stenosis III: Medical Management01:26

Mitral Stenosis III: Medical Management

21
Mitral stenosis, a condition marked by the narrowing of the mitral valve, necessitates an integrated approach for effective management. This approach includes preventative measures, medical therapy, and surgical interventions to reduce symptoms and prevent complications.PreventionPrevention of mitral stenosis primarily focuses on reducing the incidence of bacterial infections, particularly streptococcal infections, which can lead to rheumatic fever and subsequent valvular damage. Timely...
21
Cardiomyopathy VI: Nursing Management01:29

Cardiomyopathy VI: Nursing Management

35
Assessment: Nursing management of patients with cardiomyopathy begins with a thorough assessment of the patient's history, including a family history of cardiomyopathy or sudden cardiac death, personal history of heart disease, hypertension, diabetes, and any alcohol consumption or drug use.During the physical examination, assess vital signs, look for signs of heart failure (such as edema, jugular venous distention, and cyanosis), auscultate for abnormal heart sounds (like murmurs and gallops),...
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Cardiomyopathy II: Dilated Cardiomyopathy01:30

Cardiomyopathy II: Dilated Cardiomyopathy

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Dilated cardiomyopathy, or DCM, is a progressive myocardial disorder characterized by ventricular chamber dilation and contractile dysfunction.EtiologyVarious factors can cause DCM, including hypertension and heavy alcohol intake, which contribute to the weakening and enlargement of the heart muscle. Viral infections, such as Coxsackievirus B, adenoviruses, and influenza, can lead to DCM by causing inflammation and damage to heart tissue. Certain chemotherapeutic agents, including daunorubicin,...
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Pulmonary Hypertension: Classification and Pathogenesis01:30

Pulmonary Hypertension: Classification and Pathogenesis

285
Pulmonary hypertension (PH) is a severe health condition in which the mean pulmonary arterial pressure increases to 25 mmHg or more, even when the body is at rest. This high pressure in the blood vessels that transport blood from the heart to the lungs can cause various symptoms, including shortness of breath, can lead to right heart failure, and significantly affect the overall quality of life.
There are various classifications for PH, each relating to different underlying causes and also...
285

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関連する実験動画

Updated: Sep 10, 2025

Fetal Mouse Cardiovascular Imaging Using a High-frequency Ultrasound 30/45MHZ System
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慢性疾患 の 遺伝子 の 変化: 遺伝子 検査 と 管理 に 関する 現代 の ガイド

Bridget R O'Malley1,2, Gary F Sholler1,2, Janine Smith2,3

  • 1The Heart Centre for Children, Sydney Children's Hospitals Network, Sydney, New South Wales, Australia.

Journal of paediatrics and child health
|August 22, 2025
PubMed
まとめ

生まれつきの心臓病 (CHD) の遺伝子は複雑で,複数の要因が関与しています. ゲノム技術の進歩により 遺伝子検査が可能になり 罹患した乳児や家族の診断と治療が改善されています

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Last Updated: Sep 10, 2025

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科学分野:

  • 遺伝学
  • ゲノミクス
  • 小児心臓科

背景:

  • 生まれつきの心臓病 (CHD) は,世界で最も一般的な生まれつきの欠陥であり,約9.4/1000の乳児に影響します.
  • 冠動脈疾患の病因は多因性で 遺伝と環境の影響が関係しています
  • 最近のゲノム研究で 170以上のCHDに関連した遺伝子が特定されました

研究 の 目的:

  • 慢性疾患の遺伝学とその進化に関する 現在の理解をレビューする.
  • 慢性疾患における遺伝子検査の実践的側面と臨床的有用性について議論する.
  • ユニバーサルスクリーニングを含む,心臓病における遺伝子検査の将来の方向性を探求する.

主な方法:

  • ゲノム技術とCHD遺伝学の文献レビュー
  • 遺伝子検査の診断成果と臨床的有用性の分析
  • 実践的考察,心理社会的影響,将来の応用についての議論

主要な成果:

  • 現在 170 以上の遺伝子がヒトの 心臓病と関連しています
  • 遺伝子検査は特定のCHDサブグループにおいて 重要な診断結果をもたらします
  • 遺伝子検査は 日常的な心血管疾患の治療と管理に 組み込まれています

結論:

  • 遺伝子検査は心臓病の患者や家族にとって 診断と管理に役立つものです
  • 慢性疾患における遺伝子検査の推奨は,適切な臨床適用を容易にする.
  • 将来の研究は,産前と新生児の環境における普遍的な遺伝子検査を 探求すべきである.