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Alzheimer's Disease: Treatment

Alzheimer's Disease: Treatment

Alzheimer's Disease (AD), a neurodegenerative disorder, is pathologically identified by amyloid plaques and neurofibrillary tangles composed of tau protein. AD pharmacotherapy aims to manage cognitive symptoms, delay disease progression, and treat behavioral symptoms. The treatment is primarily symptomatic and palliative, with no definitive disease-modifying therapy available. Cholinesterase inhibitors, including donepezil (Aricept), rivastigmine (Exelon), and galantamine (Razadyne), are...

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Alzheimer's Disease (AD) is a continually advancing neurodegenerative disorder, distinguished by escalating memory loss, cognitive dysfunction, and dementia. The disease unfolds in three stages: preclinical, mild cognitive impairment (MCI), and dementia. Its onset is insidious, and the progression gradual, with the cause not well explained by other disorders.
The clinical diagnosis of AD hinges on the presence of memory and other cognitive impairments. Biomarkers, such as changes in Aβ...

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The Rationale for Radiation Therapy in Alzheimer's Disease.

George D Wilson¹, C Leland Rogers², Minesh P Mehta³

¹Radiation Oncology, William Beaumont Hospital, Royal Oak, Michigan.

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|March 7, 2023

Summary

Low total dose radiation therapy (LTDRT) shows promise for Alzheimer's Disease (AD). Preclinical studies and early clinical trials suggest LTDRT may inhibit AD pathology and improve cognition, offering new hope for treatment.

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Area of Science:

Neuroscience
Oncology
Gerontology

Background:

Alzheimer's Disease (AD) is a progressive neurodegenerative disorder with no effective treatments.
The rising incidence of AD necessitates novel therapeutic strategies to slow or halt disease progression.

Approach:

Investigating low total dose radiation therapy (LTDRT) as a potential intervention for AD.
Reviewing preclinical evidence and preliminary clinical data from Phase 1 and 2 trials of LTDRT in AD.

Key Points:

Preclinical studies in animal models demonstrate LTDRT's potential to inhibit AD pathological features.
LTDRT has shown promise in improving cognitive function in various animal models of AD.
Early-phase clinical trials are exploring LTDRT's safety and efficacy in human patients with early-stage AD.

Conclusions:

LTDRT represents a promising therapeutic avenue for Alzheimer's Disease.
Further clinical investigation is warranted to establish the role of LTDRT in AD management.