Complete Blood Count (CBC)

Test Code

LAB294

Alias/See Also

1231400004

CPT Codes
85027

Includes

WHITE BLOOD CELL COUNT AUTOMATED
RED BLOOD CELL COUNT (RBC)
HEMOGLOBIN
HEMATOCRIT
MEAN CORPUSCULAR VOLUME
MEAN CORPUSCULAR HEMOGLOBIN
MEAN CORPUSCULAR HEMOGLOBIN CONCENTRATION
RED CELL DISTRIBUTION WIDTH STANDARD DEVIATION
RED CELL DISTRIBUTION WIDTH
PLATELET COUNT
MEAN PLATELET VOLUME

Preferred Specimen

EDTA Lavender top tube

Instructions

Collect in EDTA Lavender top tube. Invert immediately and gently mix with anticoagulant.

Transport Temperature

Room Temperature / Refrigerated

Specimen Stability

Room Temperature: up to 24 hours Refrigerated: up to 48 hours

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Clotted specimens

Methodology
LR, NR, AR,CW, HS, ST, DC, EL, MN, MV, VB Sysmex XN FS Coulter DXH DC Abbott Ruby

Reference Range

WHITE BLOOD CELL COUNT AUTOMATED
Males:
0-1 Day: 9.0-<30.0 K/cmm
1-7 Days: 9.4-<30.0 K/cmm
7-14 Days: >5.0-21.0 K/cmm
14 Days-1 Month: >5.0-20.0 K/cmm
1-6 Months: >5.0-19.5 K/cmm
6 Months-2 Years: 6.0-17.5 K/cmm
2-4 Years: 6.0-17.0 K/cmm
4-6 Years: 5.5-15.5 K/cmm
6-8 Years: 5.0-14.5 K/cmm
8-16 Years: 4.5-13.5 K/cmm
16-21 Years: 4.5-13.0 K/cmm
21 Years and above: 4.5-11.0 K/cmm
Females:
0-1 Day: 9.0-<30.0 K/cmm
1-7 Days: 9.4-<30.0 K/cmm
7-14 Days: >5.0-21.0 K/cmm
14 Days-1 Month: >5.0-20.0 K/cmm
1-6 Months: >5.0-19.5 K/cmm
6 Months-2 Years: 6.0-17.5 K/cmm
2-4 Years: 6.0-17.0 K/cmm
4-6 Years: 5.5-15.5 K/cmm
6-8 Years: 5.0-14.5 K/cmm
8-16 Years: 4.5-13.5 K/cmm
16-21 Years: 4.5-13.0 K/cmm
21 Years and above: 4.5-11.0 K/cmm
RED BLOOD CELL COUNT (RBC)
Males:
0-1 Day: 3.90-5.50 M/cmm
1-7 Days: 4.00-6.60 M/cmm
7-14 Days: 3.90-6.30 M/cmm
14 Days-1 Month: 3.60-6.20 M/cmm
1-2 Months: 3.00-5.40 M/cmm
2-3 Months: 2.70-4.90 M/cmm
3-6 Months: 3.10-4.50 M/cmm
6 Months-2 Years: 3.70-5.30 M/cmm
2-6 Years: 3.90-5.30 M/cmm
6-12 Years: 4.00-5.20 M/cmm
12-18 Years: 4.50-5.30 M/cmm
Adults: 4.50-5.90 M/cmm
Females:
0-1 Day: 3.90-5.50 M/cmm
1-7 Days: 4.00-6.60 M/cmm
7-14 Days: 3.90-6.30 M/cmm
14 Days-1 Month: 3.60-6.20 M/cmm
1-2 Months: 3.00-5.40 M/cmm
2-3 Months: 2.70-4.90 M/cmm
3-6 Months: 3.10-4.50 M/cmm
6 Months-2 Years: 3.70-5.30 M/cmm
2-6 Years: 3.90-5.30 M/cmm
6-12 Years: 4.00-5.20 M/cmm
12-18 Years: 4.10-5.10 M/cmm
Adults: 4.00-5.20 M/cmm
HEMOGLOBIN
Males:
0-1 Day: 13.5-19.5 g/dL
1-7 Days: 14.5-22.5 g/dL
7-14 Days: 13.5-21.5 g/dL
14 Days-1 Month: 12.5-20.5 g/dL
1-2 Months: 10.0-18.0 g/dL
2-3 Months: 9.0-14.0 g/dL
3-6 Months: 9.5-13.5 g/dL
6 Months-2 Years: 10.5-13.5 g/dL
2-6 Years: 11.5-13.5 g/dL
6-12 Years: 11.5-15.5 g/dL
12-18 Years: 13.0-16.0 g/dL
Adults: 13.5-17.5 g/dL
Females:
0-1 Day: 13.5-19.5 g/dL
1-7 Days: 14.5-22.5 g/dL
7-14 Days: 13.5-21.5 g/dL
14 Days-1 Month: 12.5-20.5 g/dL
1-2 Months: 10.0-18.0 g/dL
2-3 Months: 9.0-14.0 g/dL
3-6 Months: 9.5-13.5 g/dL
6 Months-2 Years: 10.5-13.5 g/dL
2-6 Years: 11.5-13.5 g/dL
6-12 Years: 11.5-15.5 g/dL
12 Years and above: 12.0-16.0 g/dL
HEMATOCRIT
Males:
0-1 Day: 42.0-60.0%
1-7 Days: 45.0-67.0%
7-14 Days: 42.0-66.0%
14 Days-1 Month: 39.0-63.0%
1-2 Months: 31.0-55.0%
2-3 Months: 28.0-42.0%
3-6 Months: 29.0-41.0%
6 Months-2 Years: 33.0-39.0%
2-6 Years: 34.0-40.0%
6-12 Years: 35.0-45.0%
12-18 Years: 37.0-49.0%
Adults: 41.0-53.0%
Females:
0-1 Day: 42.0-60.0%
1-7 Days: 45.0-67.0%
7-14 Days: 42.0-66.0%
14 Days-1 Month: 39.0-63.0%
1-2 Months: 31.0-55.0%
2-3 Months: 28.0-42.0%
3-6 Months: 29.0-41.0%
6 Months-2 Years: 33.0-39.0%
2-6 Years: 34.0-40.0%
6-12 Years: 35.0-45.0%
12 Years and above: 36.0-46.0%
MEAN CORPUSCULAR VOLUME
Males: 0-1 Day: 98-118 fL
1-7 Days: 95-121 fL
7-14 Days: 88-126 fL
14 Days-1 Month: 86-124 fL
1-2 Months: 85-123 fL
2-3 Months: 77-115 fL
3-6 Months: 74-102 fL
6 Months-2 Years: 70-86 fL
2-6 Years: 75-87 fL
6-12 Years: 77-95 fL
12-18 Years: 78-98 fL
Adults: 80-100 fL
Females:
0-1 Day: 98-118 fL
1-7 Days: 95-121 fL
7-14 Days: 88-126 fL
14 Days-1 Month: 86-124 fL
1-2 Months: 85-123 fL
2-3 Months: 77-115 fL
3-6 Months: 74-102 fL
6 Months-2 Years: 70-86 fL
2-6 Years: 75-87 fL
6-12 Years: 77-95 fL
12-18 Years: 78-102 fL
Adults: 80-100 fL
MEAN CORPUSCULAR HEMOGLOBIN
Males/Females:
0-7 Days: 31-37 pg
7 Days-2 Months: 28-40 pg
2-3 Months: 26-34 pg
3-6 Months: 25-35 pg
6 Months-2 Years: 23-21 pg
2-6 Years: 24-30 pg
6-12 Years: 25-33 pg
12-18 Years: 25-35 pg
Adults: 26-34 pg
MEAN CORPUSCULAR HEMOGLOBIN CONCENTRATION
Males/Females:
0-1 Day: 30-36 g/dL
1-7 Days: 29-37 g/dL
7 Days-1 Month: 28-38 g/dL
1-3 Months: 29-37 g/dL
3 Months-2 Years: 30-36 g/dL
2 Years and above: 31-37 g/dL
RED CELL DISTRIBUTION WIDTH STANDARD DEVIATION
Males/Females:
40.0-55.0 fL
RED CELL DISTRIBUTION WIDTH
Males/Females:
0-14 Days: 14.6-17.3%
14 Days-2 Months: 13.6-16.8%
2 Months and above: 12.2-15.6%
PLATELET COUNT
Males/Females:
0-3 Months: 150-400 K/cmm
3 Months and above: 150-400 K/cmm
MEAN PLATELET VOLUME
Males/Females:
0-14 Days: 10.2-12.0 fL
14 Days-1 Month: 10.0-12.2 fL
1-2 Months: 9.2-11.1 fL
2 Months-2 Years: 8.7-10.6 fL
2-6 Years: 8.9-11.0 fL
6-12 Years: 9.2-11.4 fL
12-18 Years: 9.6-11.8 fL
Adults: 9.2-12.0 fL

Performing Laboratory
ARKADELPHIA LABORATORY CONWAY LABORATORY FORT SMITH LABORATORY HEBER SPRINGS LABORATORY STUTTGART LABORATORY VAN BUREN LABORATORY MALVERN LABORATORY EL DORADO LABORATORY MAGNOLIA LABORATORY DREW COUNTY LABORATORY LITTLE ROCK LABORATORY NORTH LITTLE ROCK LABORATORY

Last Updated: August 28, 2026

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.