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Complete Blood Count (includes Platelet Count)

Item Value
Clinical Questions Does my patient have hemophagocytic lymphohistiocytosis?
Does my patient have thalassemia?
Does my patient have von Willebrand disease? If so, which type?
Approval req'd? No
Available Stat? Yes
Test code CBC
Test group CBC
Performed by Parnassus, Mission Bay & Mt. Zion Hematology
In House Availability Test available 24 hours per day 7 days per week
Container type Lavender top
Amount to Collect 3 mL blood
Sample type EDTA whole blood
Preferred volume 3 mL blood
Min. Volume 1 mL blood (or 250 µL in a microtube)
Normal range Click on links below for normal value information.

White cell count

Red cell count



Red cell indices

Platelet count

White cell differential
Critical value
Hemoglobin ≤ 7.0 g/dL
Platelets ≤ 25 x109/L*
WBC ≤ 1.5 or ≥ 100 x109/L*

* See Additional Information
Synonyms blood count; CBC; hematology survey; RBC; Red cell count; Hemoglobin; Hematocrit; Red Cell Indices
Turn around times STAT 1 hour. Routine 4 hours
Additional information CBC includes: Hematocrit*, Hemoglobin*, WBC Count*, RBC Count*, RBC Indices Platelet Count*

*Each of these components may be ordered separately

Platelet counts from 11-25 x109/L are phoned only if no previous panic value in the last 24 hours. Platelet counts < 10 x109/L are always called.

WBC panics are not called if a prior panic was reported in the preceding 24 hours

If unusual findings are noted a pathologist review and interpretation may be performed and separately billed for
CPT coding 85025
LOINC code 58410-2
Last Updated 8/9/2016 1:06:04 PM
Entry Number 174
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