[Radiation-induced cognitive toxicity in adults]

Area of Science:

• Neuroscience
• Radiation Oncology
• Neuro-oncology

Background:

• Cognitive toxicity is a significant limitation of cranial radiation therapy.
• It substantially affects the quality of life for brain tumor survivors.
• Understanding radiation-induced brain injury is crucial for improving patient outcomes.

Purpose of the Study:

• To provide an updated review of recent studies on radiation-induced cognitive toxicity.
• To identify critical brain areas and pathophysiological mechanisms involved.
• To explore potential therapeutic strategies for mitigating cognitive deficits.

Main Methods:

• Comprehensive review of recent studies.
• Inclusion of studies utilizing neuropsychological assessments.
• Inclusion of studies employing advanced neuroimaging techniques.

Main Results:

• Identification of specific anatomical and functional brain regions affected by radiation.
• Elucidation of complex pathophysiological mechanisms involving various cell types and molecules.
• Emerging promising therapeutic approaches, including hippocampus sparing and memantine.

Conclusions:

• Improved understanding of cognitive toxicity aids in clinical and radiological diagnosis.
• Further research into therapeutic targets is essential for enhancing patient quality of life.
• Identifying at-risk patients will facilitate personalized treatment strategies.