Related Experiment Videos
The heart in Friedreich's ataxia. Report of a case
Archives of Neurology
|February 1, 1986
Insights
Friedreich
Area of Science:
- Cardiology
- Neurology
- Genetics
Background:
- Friedreich's ataxia is an autosomal recessive spinocerebellar degeneration.
- Cardiac abnormalities are a known feature of this condition.
Observation:
- A 27-year-old female patient with Friedreich's ataxia presented with specific cardiac pathology.
- Pathologic examination revealed ventricular subendocardial fibroelastosis and coronary sinus ostium occlusion.
Findings:
- Myofiber loss, disarray, and enlarged, hyperchromatic nuclei were observed in the heart.
- These findings detail the cardiac manifestations in Friedreich's ataxia.
Implications:
- A shared pathogenetic mechanism may link the cardiac and neurological symptoms of Friedreich's ataxia.
- Further research into this mechanism could reveal new therapeutic targets.
Abstract:
Cardiac abnormalities are a characteristic feature of the autosomal, recessively inherited, spinocerebellar degeneration known as Friedreich's ataxia. We report the pathologic changes in the heart of a 27-year-old woman with Friedreich's ataxia, including ventricular subendocardial fibroelastosis, occlusion of the coronary sinus ostium, individual myofiber loss, myofiber disarray, and markedly enlarged, hyperchromatic myofiber nuclei. A common pathogenetic mechanism may underlie both cardiac and neurological abnormalities.