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Association of gustatory dysfunction and Alzheimer
1Department of Applied Statistics, Chung-Ang University, Heukseok-dong, Dongjak-gu, Seoul, South Korea.
Rhinology
|November 9, 2023
Summary
Gustatory dysfunction, or impaired taste, is linked to Alzheimer's disease (AD). Objective taste tests show significant decline in AD patients, but self-reported taste ability does not. Further research is needed to confirm this connection.
Area of Science:
- Neuroscience
- Gerontology
- Pathology
Background:
- Chemosensory dysfunction, including taste impairment, is implicated in Alzheimer's disease (AD) pathogenesis.
- While olfactory dysfunction in AD is recognized, gustatory dysfunction remains less explored.
- This review focuses on evaluating gustatory dysfunction in AD patients compared to healthy controls.
Conclusions:
- Objective gustatory function testing indicates a strong association between taste impairment and Alzheimer's disease.
- Subjective taste assessments may not accurately reflect gustatory deficits in AD.
- Limited study numbers and lack of standardized testing necessitate further research to confirm the relationship between gustatory dysfunction and AD.
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