Biomarkers.

Background: The prevalence of Alzheimer's disease (AD) is increasing worldwide, particularly in low- to middle-income countries (LMICs). Resource limitations and time constraints in many LMICs make AD screening and diagnosis difficult in the clinical setting. Neurodegenerative biomarkers in human tears may be associated with neurodegenerative diseases, but its potential has yet to be investigated in AD.

Mental health impact of the COVID-19 pandemic on patients with neurodegenerative diseases and perceived family caregiver burden in Lima, Peru.

Background: Neurodegenerative diseases lead to difficulties with functional activities. In Peru, most caregivers are family members. Little is known about the COVID-19 pandemic's effect on caregivers in Peru.