Immunology Flashcards

1
Q

Rheumatoid factor

A

Autoantibody against the Fc region of IgG

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2
Q

HEp-2 ANA patterns

A

Homogeneous, peripheral
Speckled
Nucleolar
Centromeric

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3
Q

HEp-2 ANA pattern: Homogeneous

A

Uniform staining throughout. Associated with SLE, drug reactions

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4
Q

HEp-2 ANA pattern: Speckled

A

Random messy staining. Nonspecific

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5
Q

HEp-2 ANA pattern: Nucleolar

A

Few large balls. Associated with Sjogren

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6
Q

HEp-2 ANA pattern: Centromeric

A

Many small dots. Associated with scleroderma, CREST

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