Exam 2

Question 1

what can affect total protein measurement

Answer 1

lipemia, hemolysis, (urea, glu, na, cl)

Question 2

which way of measuring albumin is accurate in vet med

Answer 2

green, not purple

Question 3

classic infections that cause polyclonal gammopathy

Answer 3

erlichiosis, FIP

Question 4

diagnosis of multiple myeloma

Answer 4

3/4 of monoclonal gammopathy, presence of lytic bone lesions, >20% plasma cells in bone marrow, bence-jones proteinuria (Ig light chains)

Question 5

PP:F ratio

Answer 5

plasma protein to fibrinogen, differentiate between dehydration and inflammation bc fibrinogen moderate APP

Question 6

which electrolytes are most important for ICF and ECF

Answer 6

ICF: K
ECF: Na

Question 7

osmolal gap

Answer 7

measured- calculated, if increased presence of unmeasured solutes

Question 8

corrected chloride

Answer 8

normal Na/measured Na x measured Cl

Question 9

anion gap

Answer 9

+ - - (difference in unmeasured ions)

Question 10

paradoxical aciduria

Answer 10

hypovolemia, hypochloremia, hypochloremia

Question 11

when is compensation adequate

Answer 11

pH between 7.2-7.6

Question 12

hepatic psuedofunction tests

Answer 12

albumin, BUN, glucose, cholesterol, vitamin K coags (synthesized in liver)

Question 13

hepatic function tests

Answer 13

bilirubin, bile acids, ammonia

Question 14

four components of nephrotic syndrome

Answer 14

hypoalbuminemia, proteinuria, hypercholesterolemia, edema

Question 15

canine total T4 results

Answer 15

can only rule OUT hypothyroidism

Question 16

canine free T4 results

Answer 16

need to use ED!! supports true hypothyroidism

Question 17

canine TSH results

Answer 17

high TSH supports primary hypothyroidism

Question 18

gold standard to diagnose hypothyroidism

Answer 18

TSH stim

Question 19

what could cause total T4 to be highish in dogs with true hypothyroidism?

Answer 19

T4 autoantibodies

Question 20

what tests would support feline hyperthyroidism besides total T4

Answer 20

free T4 by ED, but only in combo with total T4, gold standard is thyroid scintigraphy

Question 21

what do the adrenal gland zones produce

Answer 21

GFR, salt, sugar, sex

Question 22

best test for differentiation of PDH and adrenal tumor

Answer 22

endogenous ACTH