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Updated: Aug 14, 2026
10:27
In Vivo Morphometric Analysis of Human Cranial Nerves Using Magnetic Resonance Imaging in Menière's Disease Ears and Normal Hearing Ears
Published on: February 21, 2018
Summary
Meniere
Area of Science:
- Neurology
- Genetics
- Otolaryngology
Background:
- Meniere's disease (MD) etiology is unclear, but genetic predisposition is suspected.
- Understanding MD's genetic basis is crucial for diagnosis and treatment.
Purpose of the Study:
- To investigate the genetic factors and inheritance patterns in families with Meniere's disease.
- To explore the phenomenon of anticipation in MD.
Main Methods:
- Ascertained 41 families with multiple affected members.
- Collected blood samples for DNA extraction and storage.
- Examined affected and unaffected family members.
Main Results:
- Identified an autosomal dominant mode of inheritance for MD.
- Penetrance of the MD-associated mutation is approximately 60%.
- Observed anticipation: earlier onset and increased severity in successive generations.
Conclusions:
- Meniere's disease likely involves a genetic component with autosomal dominant inheritance.
- Anticipation suggests a possible link to trinucleotide repeat expansions, similar to other neurodegenerative disorders.
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