B2.050 Lab Test Info

Question 1

BUN

Answer 1

blood urea nitrogen

measures if urea is not being filtered out appropriately

Question 2

Creatinine

Answer 2

metabolic waste product of muscles

should remain constant on a day to day basis

Question 3

GFR

Answer 3

glomerular filtration rate
best test to measure your level of kidney function and determine your stage of kidney disease
should be >90, lower = worse

Question 4

HbA1C

Answer 4

glycated hemoglobin
measures long term control of hyperglycemia
based on RBC life of 120 days
<6% in normal people
<7% in diabetics

Question 5

Urine Albumin

Answer 5

should be 0, normal kidney doesn’t filter albumin into urine

Question 6

Urine albumin/creatinine

Answer 6

should be below 30 mg/g
divide alb/creatinine * 1000
creatinine should be constant every day, so it is measured against albumin to correct for urine concentration in a random sample