CFS CFS Symptoms and Daily Living

Question 1

Which symptom is considered the hallmark of CFS that distinguishes it from general fatigue?

Accepted Answer

Post-exertional malaise (PEM)

Answer

Post-exertional malaise, where symptoms worsen significantly after physical or mental exertion, is the defining hallmark of CFS.

Question 2

What is 'orthostatic intolerance' commonly experienced by CFS patients?

Accepted Answer

Worsening symptoms when upright or standing

Answer

Orthostatic intolerance refers to symptoms that worsen when a person stands or sits upright, often improving when lying down.

Question 3

How long must debilitating fatigue persist before a CFS diagnosis is typically considered in adults?

Accepted Answer

6 months

Answer

CFS is generally diagnosed when debilitating fatigue has been present for at least 6 months and is not explained by other conditions.

Question 4

Which cognitive symptom commonly described by CFS patients is sometimes called 'brain fog'?

Accepted Answer

Cognitive impairment affecting memory and concentration

Answer

'Brain fog' in CFS refers to cognitive impairment including difficulty with memory, concentration, and information processing.

Question 5

What sleep-related issue do many CFS patients paradoxically experience despite feeling exhausted?

Accepted Answer

Unrefreshing sleep despite adequate duration

Answer

CFS patients often experience unrefreshing sleep, meaning they wake up still feeling exhausted even after a full night's rest.

CFS - Chronic Fatigue Syndrome Practice Test