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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