Find Locations
For hours, walk-ins and appointments.Synonyms
- Hemogram
Test Includes
Hematocrit; hemoglobin; MCH; MCHC; MCV; RDW; red blood cell count (RBC); platelet count; white blood cell count (WBC)
Expected Turnaround Time
Within 1 day
Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional reflex tests. Testing schedules may vary.
Related Information
Related Documents
For more information, please view the literature below.
Specimen Requirements
Specimen
Whole blood
Volume
Fill tube to capacity.
Minimum Volume
0.5 mL (500 μL for pediatric microtainer capillary tubes; fill tube to capacity)
Container
Lavender-top (EDTA) tube
Collection
Invert tube 8 to 10 times immediately after tube is filled at the time of collection.
Storage Instructions
Maintain specimen at room temperature.
Stability Requirements
Temperature | Period |
|---|---|
Room temperature | 1 day |
Refrigerated | 3 days |
Frozen | Unstable |
Freeze/thaw cycles | Unstable |
Causes for Rejection
Hemolysis; tube not filled with minimum fill volume; specimen drawn in any anticoagulant other than EDTA; specimens diluted or contaminated with IV fluid; clotted specimen; improper labeling; transfer tubes with whole blood; lavender-top (EDTA) tubes received with plasma removed
Test Details
Use
See comments in Complete Blood Count (CBC) With Differential [005009].
Methodology
Automated cell counter
LOINC® Map
| Order Code | Order Code Name | Order Loinc | Result Code | Result Code Name | UofM | Result LOINC |
|---|---|---|---|---|---|---|
| 028142 | CBC, Platelet, No Differential | 58410-2 | 005025 | WBC | x10E3/uL | 6690-2 |
| 028142 | CBC, Platelet, No Differential | 58410-2 | 005033 | RBC | x10E6/uL | 789-8 |
| 028142 | CBC, Platelet, No Differential | 58410-2 | 005041 | Hemoglobin | g/dL | 718-7 |
| 028142 | CBC, Platelet, No Differential | 58410-2 | 005058 | Hematocrit | % | 4544-3 |
| 028142 | CBC, Platelet, No Differential | 58410-2 | 015065 | MCV | fL | 787-2 |
| 028142 | CBC, Platelet, No Differential | 58410-2 | 015073 | MCH | pg | 785-6 |
| 028142 | CBC, Platelet, No Differential | 58410-2 | 015081 | MCHC | g/dL | 786-4 |
| 028142 | CBC, Platelet, No Differential | 58410-2 | 105007 | RDW | % | 788-0 |
| 028142 | CBC, Platelet, No Differential | 58410-2 | 015172 | Platelets | x10E3/uL | 777-3 |
| 028142 | CBC, Platelet, No Differential | 58410-2 | 015945 | NRBC | % | 58413-6 |
© 2021 Laboratory Corporation of America® Holdings and Lexi-Comp Inc. All Rights Reserved.
CPT Statement/Profile Statement
The LOINC® codes are copyright © 1994-2021, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee. Permission is granted in perpetuity, without payment of license fees or royalties, to use, copy, or distribute the LOINC® codes for any commercial or non-commercial purpose, subject to the terms under the license agreement found at https://loinc.org/license/. Additional information regarding LOINC® codes can be found at LOINC.org, including the LOINC Manual, which can be downloaded at LOINC.org/downloads/files/LOINCManual.pdf