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Published on January 25, 2018

CBC (Complete Blood Count) 

SIM

20050 

CPT

85027 

Synonyms

CBC 

Specimen Type

Whole Blood 

Container

3.0 ml EDTA lavender stopper tube

Collection Instructions

None

Volume

2 ml whole blood
Min: 1.0 ml

Additional Information

None

Patient Preparation

None

Specimen Processing Instructions

Refrigerated

Transport Requirements

Refrigerated

Specimen Stability

Room temperature: 8 hours;   Refrigerated: 5 days 

Rejection Criteria

•  Clotted Sample
•  Insufficient volume
•  Plasma has been removed

Reference Range

See below

Critical Value

WBC = <2,000/cu mm and >50,000/cu mm;   Hematocrit = <15% and >60%; Hematocrit if <4 weeks of age = >75%;  Hematocrit if <6 months of age = <25% and >60%;  Hemoglobin = <5 g/dl and  >20 g/dl; Platelet Count = <30,000 cu mm and >1,000,000 cu mm   

Test Includes

WBC, RBC, HCT, HGB, MCH, MCHC, MCV, RDW, PLT 

Methodology

Beckman Coulter Automated Hematology analyzer 

Testing Frequency

Daily, Monday - Sunday 

 

Reviewed By

Sandy Hammett 

Reviewed Date

1-25-18

Supplemental

CBC REFERENCE RANGES

 

CBC (White Blood Cell Count)

Gender

Age Range

Normal Range

 

  Both

0 - 1 Days

9.0 – 38.0

 

Both

2 Days – 1 Months

5.0 – 21.0

 

Both

2 – 12 Months

6.0 – 17.5

 

Both

13 – 24 Months

6.0 – 17.0

 

Both

25 Months – 4 Years

5.5 – 15.5

 

Both

5 – 6 years

5.0 – 14.5

 

Both

7 – 10 Years

4.5 – 13.5

 

Both

11 – 18 Years

4.5 – 13.0

 

Female

19-999 Years

3.7 – 10.6

 

Male

19-999 Years

3.1 – 9.7

Red Blood Cell Count

Gender

Age Range

Normal Range

 

  Both

0 - 1 Days

3.90 – 5.50

 

Both

2 - 7 Days

4.00 – 6.60

 

Both

8 – 14 Days

3.60 – 6.20

 

Both

15 Days – 4 Weeks

3.00 – 5.40

 

Both

5 Weeks – 2 Months

2.70 – 4.90

 

Both

3 – 6 Months

3.10 – 4.50

 

Both

7 Months – 2 Years

3.70 – 5.30

 

Both

3 – 6 Years

3.90 – 5.30

 

Both

7 – 12 Years

4.00 – 5.20

 

Female

13 - 18 Years

4.10 – 5.10

 

Female

19 – 999 Years

3.57 – 4.97

 

Male

13 - 18 Years

4.50 – 5.30

 

Male

19 – 999 Years

4.08 – 5.70

Hematocrit

Gender

Age Range

Normal Range

 

  Both

0 - 1 Days

45.0 – 67.0

 

Both

2 - 7 Days

42.0 – 66.0

 

Both

8 – 14 Days

39.0 – 63.0

 

Both

15 Days – 4 Weeks

31.0 – 55.0

 

Both

5 Weeks – 2 Months

28.0 – 42.0

 

Both

3 – 6 Months

29.0 – 41.0

 

Both

7 Months – 2 Years

33.0 – 39.0

 

Both

3 – 6 Years

34.0 – 40.0

 

Both

7 – 12 Years

35.0 – 45.0

 

Female

13 - 999 Years

32.6 – 43.4

 

Male

13 - 18 Years

37.0 – 49.0

 

Male

19 – 999 Years

38.2 – 48.4

Hemoglobin

Gender

Age Range

Normal Range

 

  Both

0 - 1 Days

13.5 – 19.5

 

Both

2 - 7 Days

13.5 – 21.5

 

Both

8 – 14 Days

12.5 – 20.5

 

Both

15 Days – 4 Weeks

10.0 – 18.0

 

Both

5 Weeks – 2 Months

9.0 – 14.0

 

Both

3 – 6 Months

9.5 – 13.5

 

Both

7 Months – 2 Years

10.5 – 13.5

 

Both

3 – 6 Years

11.5 – 13.5

 

Both

7 – 12 Years

11.5 – 15.5

 

Female

13 - 18 Years

12.0 – 16.0

 

Female

19 – 999 Years

11.0 – 14.9

 

Male

13 - 18 Years

13.0 – 16.0

 

Male

19 – 999 Years

13.1 – 16.8

Mean Corpuscular Hemoglobin

Gender

Age Range

Normal Range

 

  Both

0-1 Days

31.0–37.0

 

Both

2–30 Days

28.0-40.0

 

Both

31-60 Days

26.0-34.0

 

Both

61 Days–6 Months

25.0-35.0

 

Both

7 Months-2 Years

23.0-31.0

 

Both

3–6 Years

24.0-30.0

 

Both

7-12 Years

25.0-33.0

 

Both

13–18 Years

25.0-35.0

 

Female

19-999 Years

26.9 – 34.1

 

Male

19-999 Years

27.5 – 34.3

Mean Corpuscular Hemoglobin Concentration

Gender

Age Range

Normal Range

 

  Both

0-1 Days

29.0-37.0

 

Both

2-14 Days

28.0-38.0

 

Both

15 Days – 2 Months

29.0-37.0

 

Both

3 Months- 2 Years

30.0-36.0

 

Both

13–18 Years

31.0-37.0

 

Both

19-999 Years

32.5-36.0

 

Female

19-999 Years

32.9 – 35.4

 

Male

19-999 Years

33.2 – 35.7

Mean Corpuscular Volume

Gender

Age Range

Normal Range

 

  Both

0 - 1 Days

95.0-121.0

 

Both

2 - 7 Days

88.0-126.0

 

Both

8 – 14 Days

86.0-124.0

 

Both

15 Days – 4 Weeks

85.0-123.0

 

Both

5 Weeks – 2 Months

77.0-115.0

 

Both

3 – 6 Months

74.0-108.0

 

Both

7 Months – 2 Years

70.8-86.0

 

Both

3 – 6 Years

75.0-87.0

 

Both

7 – 12 Years

77.0-95.0

 

Female

13 - 18 Years

78.0-102.0

 

Female

19 – 999 Years

80.1 – 98.4

 

Male

13 - 18 Years

78.0-98.0

 

Male

19 – 999 Years

80.1 – 98.7

Red Cell Distribution Width

Gender

Age Range

Normal Range

 

Female

0-999 Years

11.8 - 15.2

 

Male

0-999 Years

11.7 – 15.0

Platelet

Gender

Age Range

Normal Range

 

Female

0-999 Years

141 – 359

 

Male

0-999 Years

119 - 332

Reviewed by Sandy Hammett on January 25, 2018

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