Lab Med Midterm pt 1

Question 1

Name 8 STAT tests

Answer 1

CBC (Hemogram)
UA
GLUCOSE
ELECTROLYTES 
ABG (arterial blood gap)
GRAM STAIN
AMYLASE/LIPASE
DRUG SCREEN*
(*no range)

Question 2

100% sensitivity means:

Answer 2

they have disease

Question 3

100% specificity means:

Answer 3

they have no disease

Question 4

RBC range in m & f

Answer 4

M: 4.7-6.0
F: 4.2-5.4

Question 5

Hb range in m & f

Answer 5

M: 13.5-18
F: 12.5-16

Question 6

Hct range in m & f

Answer 6

M: 42-52
F: 37-47

Question 7

WBC range

Answer 7

4-11k

Question 8

Bone-rated.. what type of cell in peripheral circulation is abnormal?

Answer 8

Blasts

Question 9

What are Reticulocytes?

Answer 9

RBCs recently released from the bone marrow

Question 10

___ deficiency is the most common enzyme deficiency in the world

Answer 10

Glucose 6 phosphate dehydrogenase

Question 11

What is an indicator of RBC production?

Answer 11

RETICULOCYTES

Question 12

What is ESR?

Answer 12

Rate RBCs settle out of anticoagulated (EDTA) blood in 1 hour
RBCs get heavier with illnesses.
The faster they fall the higher the ESR
Caused by changes in the plasma proteins from inflammatory or necrotic processes
A NEGATIVE ESR DOES NOT RULE OUT DISEASE

Question 13

Normal ESR values in Men, Women, and Children:

Answer 13

Men 0-15 mm/h
Women 0-20 mm/h
Children 0-10 mm/h

Question 14

What’s the test of choice to monitor treatment of temporal arteritis?

Answer 14

ESR

Question 15

ESR measures presence and intensity of _

Answer 15

inflammatory process

Question 16

Total Cholesterol (desirable normal value: __ mg/dL)

Answer 16

140-199

Question 17

TG <__mg/dL

Answer 17

<150

Question 18

most common anemia in overall populations

Answer 18

Iron deficiency anemia

Question 19

most common anemia in hospitalized patients

Answer 19

Anemia of chronic disease

Question 20

Macrocytes – (caused by) __

Answer 20

Pernicious anemia

Question 21

Microcytes are caused by

Answer 21

Fe Deficiency anemia

Question 22

Teardrop RBC morphology is caused by:

Answer 22

Fe deficiency

Question 23

The test for autoimmune hemolytic anemia is:

Answer 23

Direct Coombs test

Question 24

Iron Deficiency Anemia tests: (4) You don’t only do 1 test to dx it.

Answer 24

Bone marrow exam (rare)
Iron binding capacity (TIBC) in the blood
Serum ferritin
Serum iron level

Question 25

5 tests for Anemia of Chronic Disease

Answer 25

Hemoglobin level
Red blood count
Reticulocyte count
Serum ferritin
Serum iron

Question 26

Tests for Pernicious Anemia (5)

Answer 26

Complete blood count (CBC)
Reticulocyte count
Schilling test
Serum LDH
Serum vitamin B12 level

Question 27

Normal platelet range on a cbc:

Answer 27

150k-350k