GIT AND LIVER

Question 1

Albumin

Answer 1

Adults
4–5 g/dL (40–50 g/L)

Pediatrics
1.9–4.9 g/dL (19–49 g/L) <1 yr old
3.4–4.2 g/dL (34–42 g/L): 3-4 year old

Question 2

Prealbumin (transthyretin)

Answer 2

17–34 mg/dL (170–340 mg/L)

Question 3

INR

Answer 3

INR 0.9–1.1

Question 4

Normal PT time

Answer 4

12.7–15.4 sec

Question 5

Alkaline phosphatase

Answer 5

33–96 units/L (0.55–1.6 μkat/L)

Question 6

5’ nucleotidase

Answer 6

0–11 units/L (0–0.18 μkat/L)

Question 6

Gamma-glutamyl transpeptidase

Answer 6

9–58 units/L (0.15–0.97 μkat/L)

Question 7

Normal total bilirubin

Answer 7

ADULTS
0.3–1.3 mg/dL (5.1–22.2 μmol/L)

PAEDIATRICS
2–4 mg/dL (34.2–68.4 μmol/L) 24-hr infant
5–6 mg/dL (85.5–102.6 μmol/L) 48-hr infant
0.3–1.3 mg/dL (5.1–22.2 μmol/L) >1 month old

Question 8

Normal direct bilirubin

Answer 8

0.1–0.4 mg/dL (1.7–6.8 μmol/L)

Question 9

Normal unconjugated bilirubin

Answer 9

o.2–0.9 mg/dL
(3.4–15.4 μmol/L

Question 10

Normal AST

Answer 10

Adults
12–38 IU/L (0.2–0.64 μkat/L)

Newborns/infants
30–100 IU/L (0.5–1.67 μkat/L)

Question 11

Normal ALT

Answer 11

Adults
7–41 IU/L (0.12–0.68 μkat/L)

Newborns/infants
6–40 IU/L (0.1–0.67 μkat/L)

Question 12

Normal serum ammonia

Answer 12

Normal range3: 19–60 mcg/dL (13.6–42.8 μmol/L)

Question 13

Normal serum amylase

Answer 13

20–96 units/L (method dependent)
(0.34–1.6 μkat/L)

Question 14

Normal serum lipase

Answer 14

Normal range: 31–186 units/L (0.5–3.2 μkat/L)