Autoimmune Flashcards

(43 cards)

1
Q

ANA is used to:

A

detect and monitor autoimmune disorders

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2
Q

What are the primary diseases associated with ANA?

A

MCTDs and SLE

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3
Q

What else could cause an elevated ANA?

A

autoimmune disease, RA, scleroderma, RA , sjogren and polimelitis

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4
Q

How is ANA tested?

A

fluorescein stain - measuring the titers and pattern

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5
Q

Homogenous ANA means?

A

SLE and MCTDs

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6
Q

Speckled ANA means?

A

SLE, MCTDs, scleroderma, RA, Sjogren’s, poliomyelitis

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7
Q

Nucleolar ANA means?

A

poliomyelitis, scleroderma

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8
Q

periphery ANA means?

A

SLE

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9
Q

What is RA less sensitive for?

A

Early RA

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10
Q

What would be indicated with a high RF?

A

RA, autoimmune diseases (SLE and Hep C)

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11
Q

What markers are increased in inflammation?

A

CRP, ESR

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12
Q

Which marker is indicative of CREST syndrome?

A

Anticentromere antibody

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13
Q

What is anticentromere antibody sensitive for?

A

CREST syndrome but NOT scleroderma

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14
Q

is CRP or ESR more sensitive?

A

CRP

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15
Q

What is released with necrotic tissue? (it is bound to it)

A

CRP

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16
Q

What is CRP?

A

non specific indicator of inflammation

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17
Q

What is ESR an indicator of?

A

non specific indicator of inflammation

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18
Q

What is ESR a measure of?

A

the amount of time that it takes for the RBCs to settle into plasma or saline

19
Q

what test is elevated in patients with antiphospholipid syndrome associated with thrombosis, thrombocytopenia, CVA, multiple miscarriages

A

anticardiolipin antibody

20
Q

What diseases are associated with anticardiolipin antibody?

A

antiphospholipid syndrome and SLE

21
Q

If a patient presents with Calcinosis, Raynauds, esophageal syndrome, sclerodactyly, telangiectasia, what test would you perform?

A

anticentromere antibody

22
Q

What test can be performed to test for SLE but usually just performed to rule out renal involvement with SLE patients?

A

anti-nucleosome (anti- NCS)

23
Q

if a patient’s anti double strand DNA is highly elevated what would that mean?

A

good chance of SLE

24
Q

If a patient anti- double stranded (Anti-ds DNA) is slightly elevated what would you use to confirm lupus dx?

A

antinuceosome (anti-ncs)

25
if you have a positive ANA and a negative anti-smith what would be the disease?
MCTDs
26
What is Anti-CCP be used to test?
early RA (used in conjunction with RF)
27
What test tests for SLE and MCTDs ?
ANA and Anti- ENA
28
What does anti-smith test for?
SLE
29
What test checks for renal involvement in SLE ?
anti nucleosome (anti- ncs)
30
what test is used to diagnose and monitor SLE?
anti-double strand DNA (anti- ds DNA)
31
What tests for SLE and MCTDs ?
anti-extractable nuclear antigen
32
What test tests for SLE only
anti-smith
33
if ANA is positive and you perform a anti extractable nuclear antigen and the anti smith is positive , what could it be?
SLE
34
Anti-mitochondrial antibody (AMA) is used to test what?
diagnose primary biliary cirrhosis
35
What do you need to diagnose hepatobiliary cirrhosis?
AMA and liver biopsy
36
What does ASMA do?
detects the difference between autoimmune hepatitis and SLE
37
What does AMA do?
diagnosis primary biliary cirrhosis
38
What does ANCA test for?
diagnose wegener's granulomatosis
39
What are the 2 staining patterns for ANCA?
P-ANCA (perinuclear) | C-ANCA (cytoplasm)
40
Anti scleroderma antibody (Sc- 70 antibody) tests for what?
PSS with confirmatory biopsy
41
What does a negative SC-70 mean?
does not necessarily mean that it is negative for PSS (progressive systemic scleroderma)
42
If there is symptoms of sjrogens and Anti SS-A (Ro) is positive, what needs to be positive for a confirmation in diagnosis?
Anti-SS-B (la)
43
What does Anti-SS-C test for?
RA and sjogrens