CFS Cognitive and Neurological Aspects of CFS 1

Question 1

What term is commonly used to describe the cognitive difficulties in CFS, including problems with memory, concentration, and mental clarity?

Accepted Answer

Brain fog

Answer

Brain fog is the widely recognized term for the cognitive dysfunction in CFS, encompassing difficulties with memory, concentration, and mental clarity.

Question 2

Which type of memory is most frequently found to be impaired in objective testing of CFS patients?

Accepted Answer

Working memory

Answer

Working memory—the ability to hold and process information in the short term—is the most frequently impaired memory type measured in CFS cognitive testing.

Question 3

Post-exertional cognitive impairment in CFS means that cognitive symptoms tend to:

Accepted Answer

Worsen after physical or mental exertion

Answer

Post-exertional cognitive impairment refers to the worsening of brain fog and cognitive symptoms following physical or mental exertion, consistent with CFS's overall post-exertional malaise pattern.

Question 4

Which neuroimaging finding has been reported in multiple studies of CFS patients?

Accepted Answer

Reduced gray matter volume in specific brain regions

Answer

Multiple neuroimaging studies have found reduced gray matter volume in certain brain regions of CFS patients, providing evidence of structural neurological changes.

Question 5

How is information processing speed characteristically affected in CFS patients on objective testing?

Accepted Answer

Significantly slowed compared to age-matched healthy controls

Answer

Standardized cognitive testing consistently shows that information processing speed is significantly slowed in CFS patients compared to healthy controls.

CFS - Chronic Fatigue Syndrome Practice Test

CFS - Chronic Fatigue Syndrome Practice Test

CFS Cognitive and Neurological Aspects of CFS 1