| Test Name: |
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Red Cell Count
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| Test Code(s): |
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RBC / HCRBC
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| CPT Code(s): |
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85041
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| Test Description: |
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Included In: CBC with Differential, CBC without Differential
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| Methodology: |
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Flow Cytometry and Impedance
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| Days Performed: |
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Daily, 24 hours.
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| Turnaround Time: |
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Stat: 1 hour.
Routine: 4 hours.
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Specimen Requirements
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| Specimen: |
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Blood
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| Collection Container: |
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Preferred: K3EDTA-Lavender top
Also Acceptable:
K2EDTA-Lavender top
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| Collection Volume: |
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Preferred: 4 mL
Pediatrics: 1 mL
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| Sample Analyzed: |
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Whole Blood
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| Volume Required: |
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Preferred: 1 mL
Pediatrics: 0.25 mL in microtainer
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| Specimen Transport: |
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Transport specimen to laboratory at ambient temperature.
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| Unacceptable Criteria: |
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Clotted specimens are not acceptable. Tubes with <25% of fill volume.
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| Stability: |
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Ambient: 24 hours
Refrigerated: Not acceptable
Frozen: Not acceptable
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Interpretation
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Reference Interval:
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| Age |
M/uL |
| 0-29 days |
4.1-6.7 |
| 30 days-5 months |
2.7-5.4 |
| 6 months-23 months |
3.8-5.4 |
| 2-9 years |
4.0-5.3 |
| 10-17 years, male |
4.2-5.6 |
| 10-17 years, female |
4.1-5.3 |
| 18 years and up, male |
4.4-5.8 |
| 18 years and up, female |
3.8-5.2 |
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