Related Experiment Video
Updated: Jul 19, 2026
09:18
Measurements of Motor Function and Other Clinical Outcome Parameters in Ambulant Children with Duchenne Muscular Dystrophy
Published on: January 12, 2019
Non-compaction on autopsy in Duchenne muscular dystrophy
Josef Finsterer1, Claudia Stöllberger, Hans Feichtinger
1Krankenanstalt Rudolfstiftung, Vienna, Austria. duarte@aonmail.at
Cardiology
|November 2, 2006
Summary
Left ventricular hypertrabeculation (LVHT), a heart condition, was found in a patient with Duchenne muscular dystrophy. Patho-anatomic findings confirmed LVHT in specific heart regions, consistent with other LVHT cases.
Area of Science:
- Cardiology
- Neurology
- Pathology
Background:
- Left ventricular hypertrabeculation (LVHT)/non-compaction is a recognized cardiac condition.
- LVHT has been increasingly associated with various neuromuscular disorders.
Observation:
- A case study examined a 28-year-old patient diagnosed with Duchenne muscular dystrophy.
- This patient presented with newly detected left ventricular hypertrabeculation.
Findings:
- Patho-anatomic examination revealed LVHT predominantly in the apex, anterior, and lateral walls of the left ventricle.
- These affected areas are the most functionally demanding segments during systole.
- The study also identified aberrant bands and false tendons, common in LVHT specimens.
- Notably, the septum and left ventricular outflow tract were unaffected.
- These findings align with previously documented patho-anatomic characteristics of LVHT, irrespective of associated neuromuscular disorders.
Implications:
- This case reinforces the link between Duchenne muscular dystrophy and cardiac abnormalities like LVHT.
- Understanding the specific patterns of LVHT in neuromuscular disorders aids in diagnosis and management.
- Further research into the shared patho-anatomic mechanisms is warranted.
Related Concept Videos
01:21Satellite Stem Cells and Muscular Dystrophy
Satellite stem cells or myosatellite cells are quiescent stem cells that Alexander Mauro first identified in 1961. These cells are located between the sarcolemma, the plasma membrane of muscle fibers, and the basal lamina, the connective tissue sheath covering it. These mononucleated cells are activated in response to muscle injury, can transform into myoblasts, and may form or repair muscle fibers. Myosatellite cells can provide additional myonuclei for muscle regeneration or return to a...
01:29Cardiomyopathy III: Hypertrophic Cardiomyopathy
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...
01:30Cardiomyopathy II: Dilated Cardiomyopathy
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,...
01:28Disorders of the Skeletal Muscle
The clinical conditions affecting the skeletal muscle tissue are broadly categorized as musculoskeletal and neuromuscular disorders.
Musculoskeletal disorders
Musculoskeletal disorders involve injuries and conditions affecting the skeletal muscles and associated connective tissues. These disorders can arise from acute biomechanical stresses or chronic overuse and can occur across different age groups. Common injuries include sprains, fractures, and muscular strains, often resulting from...
Musculoskeletal disorders
Musculoskeletal disorders involve injuries and conditions affecting the skeletal muscles and associated connective tissues. These disorders can arise from acute biomechanical stresses or chronic overuse and can occur across different age groups. Common injuries include sprains, fractures, and muscular strains, often resulting from...