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Lab Manual for Moffitt-Long and Mount Zion

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Brilliant Cresyl Blue Stain

Item Value
Available Stat? No
Test code BCB
Performed by Parnassus Hematology
In House Availability 0800-1300 Monday- Friday
Method EDTA Whole blood mixed with Brilliant Cresyl Blue stain. Slides prepared at 10 minutes, 1 hour and 4 hours and reviewed microscopically for Heinz body inclusions.
Collection Instructions Collect samples only Monday-Thursday before 1300 hours
Container type Lavender top
Amount to Collect 3 mL blood
Sample type EDTA whole blood
Preferred volume 3 mL blood
Min. Volume 0.5 mL blood
Processing notes Refrigerate sample if testing is delayed.
Normal range Negative
Synonyms BCB preparation; Heinz Body preparation
Stability Refrigerated 1 day
Turn around times Same or next weekday
Additional information If the first hour slide is positive, the presence of Hgb H should be strongly suspected. A Unstable Hgb by the Isopropanol precipitation method can be ordered. See Isopropanol Precipitation for more information.
CPT coding 85441
LOINC code 29776-2
Last Updated 9/8/2012 2:23:03 PM
Entry Number 1297

If you have additional questions regarding this test, please call: 415-353-1667

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