Bloods - Reference Ranges

Question 1

What is the normal range for RBC in men and women?

Answer 1

Male: 4.5-6.5 x 10^12/L

Female: 3.8-5.8 x 10^12/L

Question 2

What is the normal range for WBC?

Answer 2

3.6-11 x 10^9/L

Question 3

What is the normal range for Hb?

Answer 3

Male: 130-180 g/L

Female: 115-165 g/L

Question 4

What is the normal range for MCV?

Answer 4

80-100 fL

Question 5

What is the normal range for glucose and HbA1c?

Answer 5

Fasting blood glucose: 4.0-6.0 mmol/L

Post-prandial (2 hour after eating): <7.8mmol/L

Normal HbA1c: < 39mmol/L
Pre-diabetes: 39 - 47 mmol/L
Diabetes: >48mmol/L

Question 6

What is the normal range for neutrophils?

Answer 6

1.8-7.5 x 10^9/L

Question 7

What is the normal range for lymphocytes?

Answer 7

1.0-4.0 x 10^9/L

Question 8

What are the normal ranges for eosinophils and basophils?

Answer 8

Eosinophils: 0.1-0.4 x 10^9/L

Basophils: 0.01-0.10 x 10^9/L

Question 9

What is the normal range for platelets?

Answer 9

140-400 x 10^9

Question 10

What is the normal range for haematocrit in men and women?

Answer 10

Men: 0.4-0.54 L/L
Women: 0.37-0.47 L/L

Question 11

What is the normal range for APTT?

Answer 11

24-37 seconds

Question 12

What is the normal range for iron in men and women?

Answer 12

Men: 25-350
Women: 10-300

Question 13

What is the normal range for vitamin B12?

Answer 13

180-1000 pg/mL

Question 14

What is the normal range for folate?

Answer 14

> 4.0 ng/mL

Question 15

What is the normal range for sodium?

Answer 15

133-146 mmol/L

Question 16

What is the normal range for potassium?

Answer 16

3.5-5.3 mmol/L

Question 17

What are the normal ranges for calcium (adjusted) and magnesium?

Answer 17

Calcium: 2.2-2.6 mmol/L

Magnesium: 0.7-1.0 mmol/L

Question 18

What is the normal range for urea?

Answer 18

2.5-7.8mmol/L

Question 19

What is the normal range for creatinine in men and women?

Answer 19

Men: 59-104 umol/L
Women: 45-84 umol/L

Question 20

What is the normal range for ALP?

Answer 20

30-130 U/L

Question 21

What is the normal range for ALT in men and women?

Answer 21

Men: <41 U/L
Women: <33 U/L

Question 22

What is the normal range for bilirubin?

Answer 22

<21 umol/L

Question 23

What is the normal range for GGT in men and women?

Answer 23

Men: <60 U/L
Women: <40 U/L

Question 24

What is the normal range for lactate?

Answer 24

0.5-2.2 mmol/L

Question 25

What is the normal range for amylase?

Answer 25

28-100 U/dL

Question 26

What are the normal ranges for cholesterol?

Answer 26

Total: <5 mmol/L

Triglyceride: 0.55-1.90 mmol/L

LDL: <3 mmol/L

HDL: >1 mmol/L

Cholesterol / HDL: <4

Question 27

Recall all the normal ranges for ESR

Answer 27

<50 years:

M: 1-7
F: 3-9

> 50 years:

M: 2-10
F: 5-15

Question 28

What is the normal range for CRP?

Answer 28

<5 mg/L

Question 29

What is the normal range for TSH?

Answer 29

0.4-4.0 mU/L^2

Question 30

What is the normal range for HbA1c?

Answer 30

<42 (6.0%)

Question 31

What is the normal range for pH?

Answer 31

7.35-7.45

Question 32

What is the normal range for pO2?

Answer 32

11-13 kPa

Question 33

What is the normal range for pCO2?

Answer 33

4.7-6.0 kPa

Question 34

What is the normal range for HCO3-?

Answer 34

22-26 mmol/L

Question 35

What is the normal range for base excess?

Answer 35

-2 - +2 mmol/L