Lab values

Question 2

normal GFR

Answer 2

90-120 mL/min

Question 3

low GFR

Answer 3

waste accumulation
60-90 is early kidney dz
15-60 is kidney dz
<15 is kidney failure

Question 4

Creatinine clearance

Answer 4

low GFR = high creatinine concentration in the blood
approximates GFR

Question 5

Serum creatinine

Answer 5

the end product of muscle metabolism, needs to be expelled
how much is in blood
one of the things kidneys are filtering
the. most accurate test for renal function
(not the same as clearance)

Question 6

normal serum creatinine

Answer 6

0.6-1.2 mg/dL
(varies slightly for men and women)

Question 7

Normal specific analysis range

Answer 7

1.010-1.030 (water is 1.000)

Question 8

normal pH of urine

Answer 8

4.6-8.0 (acidic)

Question 9

BUN

Answer 9

blood urea nitrogen
normal range is 10-20mg/dl
affected by protein intake, so not as reliable

Question 10

Normal creatine clearance

Answer 10

~125mL/min

Question 11

Triglyceride levels

Answer 11

Normal: < 150mg/dl
Mild: 150-199mg/dl
Moderate: 200-499mg/dl
Severe: > 500mg/dl

Question 12

LDL levels

Answer 12

Normal: < 100mg/dl

Question 13

Potassium

Answer 13

Normal: 3.5-5.0 mEq/L

Question 14

INR

Answer 14

Normal: ≤ 1.1
Warfarin therapy: 2-3
Critical: > 4.9

Question 15

aPTT

Answer 15

21-35s

Question 16

UA: Glucose, ketones, protein, bilirubin

positive or negative

Answer 16

negative

Question 16

UA: nitrate for bacteria

positive or negative

Answer 16

negative

Question 16

UA: WBCs and RBCs

positive or negative

Answer 16

negative

Question 17

UA: epitheleal cells

positive or negative

Answer 17

negative