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HelpTest Code LAB2850 Flow Cytometry PB Malignancy Workup
Clinical System Name
Blood Flow Malignancy Flow Workup Request
Synonyms
Peripheral Blood Malignancy Workup
Blood Malignancy Flow Workup Request
Flow Cytometry Immunophenotyping (Leukemia)
Immunophenotyping
Malignancy, Peripheral Blood
Peripheral Blood Malignancy Workup by Flow Cytometry
Routine Immunophenotyping
Blood Malignancy Flow Workup
Bld Malig
Sample Requirements
Specimen: Whole Blood
Container(s): Lavender/EDTA; Dark Green/Heparin also acceptable
Preferred Vol: 5 mL; volume dependent on blast count
Minimum Vol: dependent on blast count; consult lab
Note: Specimens for PB Malignancy may be collected any time, to be tested the same day or held for testing the following working day. This test is for peripheral blood workups only - for bone marrow, see Bone Marrow listings.
Processing Instructions
Reject due to: n/a - send to lab
Spin: N
Aliquot: N
Temp: RT
Storage location: Days: M - F until 1700, transport specimen and labels to the Cell Markers Lab (station #181); call before tubing specimen to make sure there is someone available to receive and perform testing.
After hours: Store sample in Cell Markers RT box in CPA.
Off-site collection: Keep specimen at room temperature and transport to Children's Lab. Please contact Laboratory Client Services at (206) 987-2617 with method of transport and shipping number.
Stability
| Temperature | Time |
|---|---|
| Room temp | 30 hrs in EDTA or 48 hrs in heparin |
| Refrigerated | N |
| Frozen | N |
Availability
| STAT | Performed | TAT |
|---|---|---|
| Y - with pathologist approval |
Monday - Friday 0800-1630; Other times as arranged through pathologist on-call. Weekend, holiday, pm before holiday, provider must contact pathologist on-call. SEE ORDERING NOTES ABOVE. |
2-3 days |
Performing Laboratory
Seattle Children's Laboratory
Department
Department: Cell Markers
Phone Number: 206-987-2560
CPT Codes
Contact Laboratory Client Services at (206)-987-2617
Methodology
Method: Flow Cytometry
Analytical Volume: dependent on blast count; consult lab
Limitations: None specified
Reference Range
None specified
Description
Flow Cytometry PB Malignancy Workup is used in determining the lineage of hematopoietic precursors and in classifying acute leukemias. This workup may be performed on peripheral blood if there are sufficient blasts for evaluation; requests will be evaluated by pathologist.