Reference range

Question 1

Reference range for % saturation or transferrin saturation

Answer 1

20-50%

Question 2

Reference range for ferritin (women)

Answer 2

12-125 µg/L

Question 3

Reference range for ferritin (men)

Answer 3

30-250 µg/L

Question 4

Reference value pH

Answer 4

7.35-7.45

Question 5

Reference value pCO2

Answer 5

35-45 mmHg

Question 6

Reference value pO2

Answer 6

80-110 mmHg

Question 7

Reference value HCO3

Answer 7

22-26 mmol/L

Question 8

Reference value Total CO2 (HCO3- + H2CO3 + CO2)

Answer 8

23-27 mmol/L

Question 9

Reference value Base excess

Answer 9

-2 to +2

Question 10

Reference value O2 saturation

Answer 10

> 95%

Question 11

Panic value pH

Answer 11

</= 7.2; >/= 7.6

Question 12

Panic value pCO2

Answer 12

</= 2.0; >/= 60 mmHg

Question 13

Panic value pO2

Answer 13

</= 40 mmHg

Question 14

Panic value HCO3-

Answer 14

</= 10; >/= 40 mmol/L

Question 15

Reference range for serum osmolality

Answer 15

275–295 mOsm/kg

Question 16

Reference range for osmolal gap

Answer 16

5–10 mOsm/kg

Question 17

Reference range for anion gap

Answer 17

10-20 mmol/L or 7-16 mmol/L

Question 18

Lactate - Reference values (venous blood)

Answer 18

Colorimetric (POD - complexed): 8.1-15.3 mg/dL; UV (enzymatic): 4.5-19.8 mg/dL

Question 19

Reference range for sodium

Answer 19

136–145 mmol/L (mEq/L)

Question 20

Reference range for potassium in serum

Answer 20

3.5–5.1 mmol/L

Question 21

Reference range for potassium in plasma

Answer 21

3.5–4.5 mmol/L

Question 22

Reference values for Serum chloride (mEq/L)

Answer 22

98–107 mmol/L

Question 23

Reference values for Sweat Chloride

Answer 23

<40 mmol/L

Question 24

Panic values for Serum Chloride

Answer 24

≤80 mmol/L or ≥120 mmol/L

Question 25

Panic values for Sweat Chloride

Answer 25

≥60 mmol/L (indicative of cystic fibrosis)

Question 26

Reference values for measured TCO2

Answer 26

23–27 mmol/L

Question 27

Reference values for calculated HCO3–

Answer 27

22–26 mmol/L

Question 28

Panic values for HCO3–

Answer 28

≤10 mmol/L or ≥40 mmol/L

Question 29

Reference values for magnesium (mEq/L)

Answer 29

1.26–2.1 mEq/L

Question 30

Reference values for magnesium (mg/dL)

Answer 30

1.51–2.52 mg/dL

Question 31

Panic values of magnesium(mg/dL)

Answer 31

≤1 or ≥4.7 mg/dL

Question 32

Calcium - Reference values (total)

Answer 32

4.3-5 mEq/L (8.6-10 mg/dL)

Question 33

Calcium - Panic values

Answer 33

≤6 mEq/L

Question 34

Phosphate - Reference range

Answer 34

2.4–4.4 mg/dL

Question 35

Phosphate - Panic values

Answer 35

≤1 mg/dL; ≥8.9 mg/dL

Question 36

Reference values for serum amylase

Answer 36

25–130 U/L

Question 37

Reference values for urine amylase

Answer 37

1–15 U/h

Question 38

Reference range for lipase

Answer 38

<38 U/L

Question 39

Reference range for CK in males

Answer 39

15–160 U/L

Question 40

Reference range for CK in females

Answer 40

15–130 U/L

Question 41

Reference value for troponins

Answer 41

0-10 ng/mL

Question 42

Reference range for LD

Answer 42

100–225 U/L (37°C)

Question 43

Reference value for AST

Answer 43

5-35 IU/L or <36 IU/L

Question 44

Reference value for ALT

Answer 44

7-45 IU/L

Question 45

Reference range for ALP (Male)

Answer 45

53-128 IU/L

Question 46

Reference range for ALP (Female)

Answer 46

49-98 IU/L

Question 47

Reference range for ALP (Children)

Answer 47

54-369 IU

Question 48

Reference range for carcinoplacental isoenzymes

Answer 48

30-90 U/L

Question 49

Reference range for GGT (Male)

Answer 49

6-55 IU/L

Question 50

Reference range for GGT (Female)

Answer 50

5-38 IU/L

Question 51

Reference value for B1

Answer 51

0.2-0.8 mg/dL

Question 52

Reference value for B2

Answer 52

0-0.2 mg/dL

Question 53

Reference value for total bilirubin

Answer 53

0.2-1.0 mg/dL

Question 54

Bilirubin level indicating overt jaundice

Answer 54

TB > 3.0 mg/dL

Question 55

Panic value for kernicterus

Answer 55

TB ≥ 15 mg/dL

Question 56

Reference value for delta bilirubin

Answer 56

< 0.2 mg/dL (<3 µmol/L)