CBC (Complete Blood Count)

7856

CBC (Complete Blood Count)

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Lab Test Details

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

Crystal Killian

Reviewed Date

3/17/2021

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 Crystal M. Killian March 17, 2021