Related Experiment Video
Updated: Jul 13, 2025
05:52
Handwriting Analysis Indicates Spontaneous Dyskinesias in Neuroleptic Naïve Adolescents at High Risk for Psychosis
Published on: November 21, 2013
15.0K
Prodromal Motoric Cognitive Risk Syndrome and Everyday Function
Nigel L Kravatz1, Dristi Adhikari1, Emmeline Ayers1
1Department of Neurology, Albert Einstein College of Medicine, Bronx, NY, USA.
Journal of Alzheimer'S Disease : JAD
|October 16, 2023
Summary
Functional limitations in complex daily tasks emerge during the early stages of Motoric Cognitive Risk Syndrome (MCR), aiding in risk prediction for this pre-dementia condition.
Area of Science:
- Gerontology
- Neuroscience
- Public Health
Background:
- Motoric Cognitive Risk Syndrome (MCR) is a pre-dementia syndrome linked to daily living disabilities.
- It remains unclear if functional limitations precede MCR diagnosis.
Purpose of the Study:
- To investigate the functional profiles in individuals during the prodromal stages of MCR.
- To assess complex and instrumental activities of daily living in pre-MCR stages.
Main Methods:
- Study included 46 individuals who developed MCR (pre-MCR) and 264 cognitively intact controls.
- Functional profiles were assessed at baseline and during follow-up.
Main Results:
- Pre-MCR individuals exhibited more complex functional limitations at baseline (OR 1.21).
- Specific limitations included handling finances (OR 3.0) and hobbies (OR 5.5).
- Pre-MCR cases showed a significantly greater increase in functional limitations over time compared to controls (p < 0.001).
Conclusions:
- Complex everyday task limitations are present in the prodromal stages of MCR.
- These limitations can aid in predicting MCR risk.
Related Concept Videos
01:30Dementia
121
Dementia is a collective term for cognitive disorders primarily affecting memory, thinking, and reasoning. It is not a specific disease but a syndrome, with Alzheimer's disease being the most common cause, accounting for approximately 60-80% of cases. Other types include vascular dementia, Lewy body dementia, and frontotemporal dementia. Dementia affects millions worldwide, particularly older adults, though it is not a normal part of aging.
The progression of dementia is generally gradual....
The progression of dementia is generally gradual....
121
01:30Cognitive Development During Adulthood
126
Cognitive development continues throughout adulthood, undergoing significant shifts across early, middle, and late stages. Individual transition occurs from adolescent idealism to pragmatic and adaptable thinking in early adulthood. During this period, individuals learn to integrate personal beliefs with the recognition that other perspectives are equally valid. Exposure to the complexities of modern society, diverse experiences, and higher education contribute to this adaptive thought process,...
126
01:26Alzheimer's Disease: Overview
503
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...
The clinical diagnosis of AD hinges on the presence of memory and other cognitive impairments. Biomarkers, such as changes in Aβ...
503
01:30Negative and Cognitive Symptoms of Schizophrenia
53
Negative symptoms of schizophrenia indicate a reduction or absence of typical behaviors and emotional responses found in healthy individuals, while positive symptoms reflect an excess or distortion of normal functioning.
Negative Symptoms
Negative symptoms of schizophrenia manifest as deficits in normal emotional and behavioral functioning, profoundly impacting daily life. Individuals with schizophrenia often display a flat affect, characterized by a near-total absence of emotional expression,...
Negative Symptoms
Negative symptoms of schizophrenia manifest as deficits in normal emotional and behavioral functioning, profoundly impacting daily life. Individuals with schizophrenia often display a flat affect, characterized by a near-total absence of emotional expression,...
53
01:14Role of Cerebellum and Prefrontal Cortex in Memory
452
The cerebellum, while traditionally associated with motor control, also plays a crucial role in memory, particularly in procedural memory, which involves learning motor tasks that become automatic through repetition. For example, studies have shown that when the cerebellum is damaged, individuals or animals lose the ability to learn conditioned motor responses, such as the conditioned eye-blink response in classical conditioning experiments with rabbits. This study demonstrates the...
452
01:30Positive Symptoms of Schizophrenia: Hallucinations and Delusions
136
Schizophrenia is a complex mental health disorder that can manifest with various positive symptoms, including thought, movement, and behavior disorders. These symptoms significantly disrupt cognitive and motor functions, leading to profound effects on an individual's ability to engage with the world.
Thought Disorders
Disorganized and unusual thought processes mark thought disorders in schizophrenia. One key feature is disorganized speech, where an individual's conversation includes...
Thought Disorders
Disorganized and unusual thought processes mark thought disorders in schizophrenia. One key feature is disorganized speech, where an individual's conversation includes...
136