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HelpTest Code CBC w/ PLT CBC without Differential
Aliases
HP without Differential
Useful For
A screening tool to confirm a hematologic disorder, to establish or rule out a diagnosis, to detect an unsuspected hematologic disorder, or to monitor effects of therapies. These counts can be used as clinical guides in the diagnosis or monitoring of many diseases.
Collection Method
Venous draw, Capillary Draw
Minimum Volume
Adult: 1 mL, Pediatric 300 uL
Container
Purple (EDTA)
Preferred Specimen
Whole Blood
Acceptable Specimens
EDTA Whole Blood, BD EDTA MAP tube
Reference or Target Ranges
Critical Value
| Parameter | Low value | High value |
| ANC (any age) | <0.5 X 10 9/L | N/A |
| WBC (0-18 years old) | <2 X 109/L | >50 X 109/L |
| WBC (18 and greater years old) | <1 X 109/L | >80 X 109/L |
| Hemoglobin (8 weeks and up) | <6 g/dL | >21 g/dL |
| Hemoglobin (0-8 weeks) | <7 g/dl | > 24 g/dl |
| Hematocrit (any age) | <21% | >65% |
| Hematocrit (0-24 hours) | <42% | >65% |
| Platelets (any age) | <20 X 109/L | >1,000 X 109/L |
Reasons for Rejection
| Hemolysis Threshold | N/A |
| Icterus Threshold | N/A |
| Lipemia Threshold | N/A |
| Other | Clotted; QNS, Contaminated; improperly labeled |
Specimen Stability
| Ambient | Up to 24 hrs. at room temp; Slide must be made and stained within 8 hrs. |
| Refrigerated (4°C to 8°C) | 24 Hours |
| Frozen(-70°C to 0°C) | N/A |
Performance Information
| Days and Time Performed | 24/7 |
| Expected Turn Around Time | Stat: Within 1 hour of arrival to lab Routine: Within 4 hours of arrival to lab |
| Stat Availabilty | Yes |
| Stat Availabilty | Within 1 hour of arrival to lab |
| Performing Bench | UH, WCH Hematology |
| Methodology/Method Description | Sysmex – Hydrodynamic focusing (DC detection), flow cytometry method(semiconductor laser), SLS hemoglobin method, slides are performed manually if indicated by results. |
Special Handling
Room Temp
CPT Codes
85027
Reflex Testing
Pathology QA reviews