Olfactory neuropathology is a cause of olfactory loss in Alzheimer's disease (AD). Olfactory
dysfunction is also associated with memory and cognitive dysfunction and is an incidental …

Olfactory dysfunction is considered a pre-cognitive biomarker of Alzheimer's disease (AD).
Because the olfactory system is highly conserved across species, mouse models …

Alzheimer's disease (AD) is the most common form of dementia. Although previous studies
have selectively investigated the localization of amyloid-beta (Aβ) deposition in certain brain …

A simple screening test to identify the early stages of Alzheimer's disease (AD) is urgently
needed. We investigated whether odor identification impairment can be used to differentiate …

Introduction The olfactory epithelium (OE) and olfactory bulb (OB) are the major components
of the olfactory system and play critical roles in olfactory perception. However, the embryonic …

Geriatric syndromes are symptoms and signs, such as falls, incontinence, delirium, pressure
ulcers, dysphagia and so on, that often threaten the independence of older adults, rather …

Olfactory functioning involves multiple cognitive processes and the coordinated actions of
various neural systems. Any disruption at any stage of this process may result in olfactory …

Alzheimer's disease (AD) is the most prevalent form of dementia. Key AD symptoms include
memory and cognitive decline; however, comorbid symptoms such as depression and …

The biological substrate of persistent post-COVID-19 hyposmia is still unclear. However, as
many neurodegenerative diseases present with smell impairment at onset, it may …

Background and purpose Olfactory dysfunction may be an early symptom of degenerative
neurological disorders such as mild cognitive impairment (MCI), which may progress to …