GI: Lab Values

Question 0

Prothrombin (PT)

Answer 0

11-12.5 seconds

Question 1

Albumin

Answer 1

3.5-5 g/dL

Question 2

Fibrinogen

Answer 2

200-400 mg/dL or 2-4 g/dL

Question 3

Hemoglobin

Answer 3

12-16 g/dL (female), 14-18 g/dL (male); may be slightly decreased in elderly

Question 4

Hematocrit

Answer 4

37-47% (female), 42-52% (male); may be slightly decreased in elderly

Question 5

WBC

Answer 5

5000-10,000/mm3

Question 6

Platelets

Answer 6

150,000-400,000/mm3

Question 7

INR

Answer 7

0.8-1.1 (normal), 2-3 (target range for blood thinners)

Question 8

Sodium

Answer 8

135-145 mEq/L

Question 9

Potassium

Answer 9

3.5-5 mEq/L

Question 10

Chloride

Answer 10

98-106 mEq/L

Question 11

Bicarbonate

Answer 11

23-30 mEq/L

Question 12

Calcium

Answer 12

9-10.5 mg/dL

Question 13

Magnesium

Answer 13

1.3-2.1 mEq/L

Question 14

BUN

Answer 14

10-20 mg/dL

Question 15

Creatinine

Answer 15

0.5-1.1 mg/dL (female), 0.6-1.2 mg/dL (male)

Question 16

AST

Answer 16

0-35 units/L; may be slightly elevated in older adults

Question 17

ALT

Answer 17

4-36 units/L; may be slightly elevated in older adults

Question 18

ALP

Answer 18

30-120 units/L; may be slightly elevated in older adults

Question 19

Total Bilirubin

Answer 19

0.3-1.0 mg/dL

Question 20

Prealbumin

Answer 20

15-36 mg/dL

Question 21

Amylase

Answer 21

30-220 units/L

Question 22

Lipase

Answer 22

0-160 units/L

Question 23

Lactate Dehydrogenase (LDH)

Answer 23

100-190 units/L