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Multiple Sclerosis: Definition and Epidemiology

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Multiple Sclerosis: Definition and Epidemiology

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Questions and Answers

What is the main characteristic of relapsing-remitting multiple sclerosis (RRMS)?

Disease progression without remissions

Gradual onset with occasional acute attacks

Periods of acute worsening followed by remissions (correct)

Steady and irreversible decline

In which age group does the onset of multiple sclerosis (MS) typically occur?

Over 50 years

Between 30 and 50 years

Under 20 years

Between 20 and 40 years (correct)

How does secondary-progressive multiple sclerosis (SPMS) typically progress?

Steady and irreversible decline (correct)

With discrete attacks and remissions

Partial abatement of signs and symptoms

Without any neurological function worsening

What is the approximate global population affected by multiple sclerosis (MS)?

2.1 million people Signup and view all the answers

What is the gender ratio of multiple sclerosis (MS), with women compared to men?

2:1 Signup and view all the answers

'Demyelinating' in the context of multiple sclerosis (MS) refers to the damage to which part of the central nervous system?

Myelin destruction Signup and view all the answers

'Inflammatory' in the context of multiple sclerosis (MS) refers to the involvement of what in the disease progression?

Immune system activation Signup and view all the answers

'Central nervous system' in multiple sclerosis (MS) primarily refers to which part of the body affected by the disease?

Brain and spinal cord Signup and view all the answers

'Risk of MS is increased in persons with an affected family member' suggests that what factor contributes to an individual's likelihood of developing MS?

'Genetic predisposition' Signup and view all the answers

'Impaired quality of life' in multiple sclerosis (MS) refers to the limitations caused by what aspect of the disease?

Physical disability Signup and view all the answers