Labs

Question 1

Which lab screens for HIV?

Answer 1

ELISA

Question 2

Which lab amplifies DNA?

Answer 2

PCR

Question 3

Which lab utilizes proteins to confirm HIV infection?

Answer 3

Western Blot

Question 4

Which lab utilizes RNA?

Answer 4

Northern Blot

Question 5

Which lab reads the rate of RBCs falling in an hour?

Answer 5

ESR

Fast=inflammatory condition

Question 6

Which lab measures the acute phase reactant by liver?

Answer 6

CRP

Inflammation

Question 7

Which lab measures Rheumatoid factor (IgM against Fc of IgG)?

Answer 7

RF

Question 8

Which lab measures the antibodies to nuclear antigen (DNA/RNA)?

Answer 8

ANA

Used in Lupus

Question 9

Which Syphilis labs tells us if the syphilis is ACTIVE?

Answer 9

EIA/VDRL/RPR

Question 10

Which Syphilis labs tells us if the syphilis is LATENT?

Answer 10

FTA-Abs/TPPA

Question 11

What is a factor leiden V lab?

Answer 11

Procoagulant

Question 12

What is a protein S/C lab used for?

Answer 12

Anticoagulant

Question 13

What is antithrombin III lab used to look at?

Answer 13

Anticoagulation

Question 14

What is the normal GFR range?

Answer 14

> 60

Question 15

What does a low GFR indicate?

Answer 15

Kidney disease

Question 16

What is the normal range for creatinine/BUN?

Answer 16

Should be LOW

Question 17

What does a high creatinine/BUN mean?

Answer 17

Kidney disease

Question 18

What should the normal ALT/SLT range be?

Answer 18

LOW

Question 19

What does high ALT/SLT mean?

Answer 19

Liver disease

Question 20

What is the (+) TB skin test norms for an adult, healthcare worker, and HIV/bone marrow suppression pt?

Answer 20

Adult: >15 mm

Healthcare worker: >10 mm

HIV: >5 mm

Question 21

What are exophthalmometry norms?

Answer 21

Asians: 12-18 mm

Caucasians: 12-22 mm

African Americans: 12-24mm

Kids: 14.5-16mm

NOTE: <3 mm asymmetry pls

Question 22

When is scleral depression CI?

Answer 22

1. Recent ocular Sx
2. Penetrating injury
3. Hyphema OR ruptured globe