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IMMUNE 1 LEC > SYPHILIS AND RICKETSSIA > Flashcards

SYPHILIS AND RICKETSSIA Flashcards

1
Q

: anti-phagocytic, mimic proteins on the heart valve

A

M Proteins

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2
Q

– to remove cross-reactivity

A

(Reiter strain)

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3
Q

ТРНА:

A

Turkey erythrocytes

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4
Q

Lyme disease Vector:

A

Ixodes scapularis tick

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5
Q

ANTISTREPTOLYSIN O TEST (ASTO/ASO)

If a patient’s serum containing [?] Ab is added to the streptolysin Rgt, an Ag-Ab reaction occurs causing the neutralization of the toxin

A

antistreptolysin O

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6
Q

Prepare

A

14 tubes

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7
Q

is the RBC control (no hemolysis) = (+) control

A

Tube 13

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8
Q

is the SLO control (hemolysis) = (-) control

A

Tube 14

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9
Q

Normal: Titer of

A

166 Todd units or below (0-166)

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10
Q

ANTI-DNASE B TESTING

Positive result: green complex (Intact DNAmethyl green conjugate because [?])

A

no hydrolysis

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11
Q

Murine typhus

A

R. typhi

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12
Q

Trench fever

A

Rartonella (Rochalimaea) quintana

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13
Q

Does not react with Weil Felix

A

Trench fever

Q fever

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14
Q

: OX-19 and OX-2

A

Proteus vulgaris

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15
Q

Capsular Antigen
Associated with virulent strains
Indicated carrier state

A

Vi Antigen

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16
Q

TYPHIDOT Aka

A

Dot Enzyme Immunoassay

17
Q

• Most reliable indicator

A

Agglutination method

18
Q

MYCOPLASMA PNEUMONIAE

Causes [?]/walking pneumonia

A

PAP (Primary atypical pneumonia)

19
Q

not a serologic test but microbiolog ic assay

20
Q

Look for growth on specialized agars

21
Q

Difficult to grow and takes several weeks

22
Q

Antibodies crossreact with I antigen on group O red cells; look for agglutination

A

Cold agglutinin testing

23
Q

Easy to do but not specific for mycoplasma

A

Cold agglutinin testing

24
Q

Patient ingests radioactive urea; bicarbonate produced, which is breathed out as CO2

A

Urea breath test

25
Q

Rapid and sensitive but involves radioactivity

A

Urea breath test

26
Q

o Indicates current or past infection and in most cases immunity

A

IgG antibodies to the virus

27
Q

Acute Rheumatic fever Virulent factor:

28
Q

WEIL-FELIX TEST Principle:

A

Direct Agglutination

29
Q

SEROLOGICAL TESTS FOR SALMONELLA
Gold Standard:

A

Bacterial culture

30
Q

MYCOPLASMA PNEUMONIAE Immunologic feature:

A

Cold agglutinins

31
Q

BRUCELLA

: pink

A

Gram (-) bacteria

32
Q

Line in IgG:

A

previously successfully treated

33
Q

R. akari

A

Rickettsial pox

IMMUNE 1 LEC (28 decks)

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