Labs - MSK Flashcards by Lauren Martin | Brainscape

Q

Rheumatoid factor (RF)

A

found in about 70% to 80% (75-90%) of those with RA

ANA elevated in some
high sed rate
high CRP

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Q

Antinuclear antibody tests (ANA)

A

Group of auto-antibodies found in patients with
Lupus
Scleroderma
Rheumatoid arthritis- “some”
Polymyositis
Sjogren’s syndrome
Mixed connective tissue disease

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Q

Human Leukocyte antigen (HLA)

A

Genetic markers common in

Ankylosing spondylitis
Reiters syndrome- (sed rate very high)
This test is also positive in 5-10% of health people

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Q

Creatine kinase / creatine phospohkinase

A

Muscle enzyme leaks out when muscle is damaged
Typically seen in patients with
muscular dystrophy
polymyositis
traumatic injuries:

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