Test Code LAB9799 Leukemia/Lymphoma Cell Marker Assessment
Performing Laboratory
Barnes-Jewish Hospital Laboratory
Methodology
Flow Cytometry
Specimen Requirements
Specimen must arrive as soon as possible after collection. Specimen must arrive by 2000 on Friday and 1 day before a holiday.
Forms: Flow Cytometry Immunophenotyping Request and a Barnes-Jewish Hospital Request Form in Special Instructions.
Specimen Type: Bone marrow
Container/Tube: Dark-green top (sodium heparin)
Specimen Volume: 2-4 mL
Additional Information:
1. Collection date is required.
2. A pathology/diagnostic report, the name and telephone number of the ordering physician, and a brief history are essential to achieve a consultation fully relevant to the ordering physician’s needs.
3. Specimen cannot be frozen.
4. Label specimen appropriately (bone marrow).
Specimen Type: CSF
Container/Tube: Sterile container
Specimen Volume: Volume of fluid necessary to phenotype depends on the cell count of the specimen
Additional Information:
1. Collection date is required.
2. A pathology/diagnostic report, the name and telephone number of the ordering physician, and a brief history are essential to achieve a consultation fully relevant to the ordering physician’s needs.
3. Specimen cannot be frozen.
4. Label specimen appropriately (CSF).
Specimen Type: Fluid, miscellaneous
Container/Tube: Sterile container
Specimen Volume: 10-20 mL
Additional Information:
1. Collection date is required.
2. A pathology/diagnostic report, the name and telephone number of the ordering physician, and a brief history are essential to achieve a consultation fully relevant to the ordering physician’s needs.
3. Specimen cannot be frozen.
4. Label specimen appropriately (fluid).
Specimen Type: Lymph node
Container/Tube: Screw-capped container with RPMI
Specimen Volume: 1 cm3 biopsy
Additional Information:
1. Collection date is required.
2. A pathology/diagnostic report, the name and telephone number of the ordering physician, and a brief history are essential to achieve a consultation fully relevant to the ordering physician’s needs.
3. Specimen cannot be frozen.
4. Label specimen appropriately (lymph node).
Specimen Type: Whole blood
Container/Tube: 2 dark-green top (sodium heparin) tubes and 1 lavender top (EDTA) tube
Specimen Volume: 5 mL of sodium heparin whole blood in each tube and 2 mL of EDTA whole blood
Collection Instructions: Do not transfer blood to other containers.
Additional Information:
1. Collection date is required.
2. A pathology/diagnostic report, the name and telephone number of the ordering physician, and a brief history are essential to achieve a consultation fully relevant to the ordering physician’s needs.
3. Specimen cannot be frozen.
4. Label specimen appropriately (blood).
Day(s) Test Set Up
Monday through Friday, excluding holidays
Test Classification and CPT Coding
88184-Flow cytometry, first marker
88185-Flow cytometry, additional markers
88313-Special stain group 2 (if appropriate)
88319 x 2-Determinative histochemistry (if appropriate)
Note: Professional charges may be applied.
Reference Values
The pathologist will select the appropriate antibody panel for testing based on clinical information and morphologic review. Report is issued through surgical pathology.
Specimen Transport Temperature
Ambient/Refrigerate NO/Frozen NO
Additional Information
For BJH Laboratory Use Only
Laboratory Processing Instructions:
Test performed in BJH Flow Cytometry. Verbal preliminary results may be obtained by paging the hematopathology fellow at 314-363-6010.