CFS CFS Comorbidities and Related Conditions 3

Question 1

What endocrine abnormality has been found in some CFS patients involving the HPA axis?

Accepted Answer

Reduced cortisol levels or blunted HPA axis response to stress in some CFS studies

Answer

Elevated cortisol in all CFS cases

Answer

Normal cortisol in all cases

Answer

Excess growth hormone production

Question 2

Which condition involving chronic widespread pain, fatigue, and central sensitization shares features with CFS?

Accepted Answer

Central sensitization syndrome and fibromyalgia spectrum disorders

Answer

Rheumatoid arthritis

Answer

Peripheral neuropathy

Answer

Myasthenia gravis

Question 3

How can Lyme disease complicate the diagnosis and management of CFS?

Accepted Answer

Post-treatment Lyme disease syndrome shares symptoms with CFS, making differential diagnosis challenging

Answer

Lyme disease prevents CFS development

Answer

Lyme disease is the same as CFS

Answer

Lyme disease cures CFS

Question 4

What is the significance of vitamin D deficiency in CFS patients?

Accepted Answer

Vitamin D deficiency is common in CFS patients and may worsen fatigue and musculoskeletal symptoms

Answer

Vitamin D deficiency causes CFS

Answer

Vitamin D excess causes CFS

Answer

Vitamin D has no relationship to CFS

Question 5

Which cardiovascular condition involving reduced blood flow to the brain when upright is commonly found in CFS?

Accepted Answer

Neurally mediated hypotension (NMH) and POTS

Answer

Coronary artery disease

Answer

Cardiomyopathy

Answer

Pulmonary hypertension

Question 6

What is the 'low-dose naltrexone' (LDN) interest in the context of CFS comorbidities?

Accepted Answer

LDN is used off-label for CFS and related conditions based on its potential anti-inflammatory and immunomodulatory effects

Answer

LDN is an FDA-approved CFS treatment

Answer

LDN is a pain medication unrelated to CFS

Answer

LDN increases opioid effects for pain management in CFS