Laboratory Assessment part 4

Question 1

BUN:SCr Ratio

Ratios >________ indicates dehydration

Answer 1

greater than 20:1

Question 2

Looking at the laboratory results, make an assessment of this
patient’s hydration status.
BUN=54
Scr=1.8
a. The patient appears to be well hydrated.
b. The patient appears to be too hydrated.
c. The patient is experiencing dehydration
d. The patient is experiencing fluid accumulation.

Answer 2

BUN:SCr ratio = 54:1.8 = 30:1

Question 3

________________ (CKD)

Answer 3

Chronic Kidney Disease

Question 4

Staging of Chronic Kidney Disease (CKD)

Use ________________(eGFR)

Answer 4

estimated glomerular filtration rate

Question 5

_____________________(MDRD)

Answer 5

modification of diet in renal disease

Question 6

_______________(CK)

Answer 6

Creatine Kinase

Question 7

Cardiac Assessment

Assesses serious muscle damage and inflammation
3 isotypes, known as “cardiac enzymes”
CK-MM: Mostly in skeletal muscle
CK-MB: Mostly in heart muscle
CK-BB: Mostly brain tissue

Question 8

Troponin
Used for MI diagnosis along with CK-MB

Question 9

B-Type Natriuretic Peptide (BNP)
Marker of cardiac stress

Question 10

______________(CBC)

Answer 10

Complete Blood Count

Question 11

____________ (WBCs)
Used to diagnose and monitor infection and inflammation

Answer 11

White Blood Cells

Question 12

_____________ (Hgb)

Iron-containing protein that carries oxygen to red blood cells (RBCs)

Answer 12

Hemoglobin

Question 13

_____________Hct
Provides the same clinical information as Hgb

Answer 13

Hematocrit

Question 14

____________ (Plts)

Required for clot formation

Answer 14

Platelets

Question 15

CBC with Differential

Provides a more in-depth breakdown of the amount of each WBC in a sample

Question 16

Neutrophils (aka PMNs, polys or segs) and Bands (Immature neutrophils) Assesses __________ infections

Answer 16

bacterial

Question 17

___________
Assesses parasitic infection, allErgic reactions, and
inflammatory response

Answer 17

Eosinophils

Question 18

Basophils
Assesses hypersensitivity reactions and inflammatory response

Question 19

Lymphocytes
Assesses viral infection

Question 20

Monocytes
Assesses chronic infections and inflammatory response

Question 21

Urinalysis (UA)

Question 22

Left Shift

Bands are immature neutrophils

An increase in bands is known as ____________:

Often referred to as a “shift to the left” or “left shift”

May occur during infection or leukemia

Answer 22

bandemia