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UW Health SMPH
American Family Children's Hospital

UW Hospital and Clinics Lab Test Directory

Test Name: Flow Cytometry, Hemepath Consult

Test Code(s): FLOWHM / HCFLOWHM

CPT Code(s): 88184, 88185 x n (determined by Hematopathology faculty)

Test Description: Test Component:

The flow cytometry immunophenotyping panel is determined by the Hematopathology faculty based on sample size, review of morphology and medical history.


Methodology: Flow Cytometry

Clinical Significance: Used for flow cytometry of suspected hematologic malignancy.

Days Performed: Mon-Fri, dayshift- specimens are accepted at any time.

Turnaround Time: Routine: 2 - 5 days.


Specimen Requirements

Collection Instructions: An order for a CBC and differential must accompany blood requests.  Outside clients should send CBC and differential results and an unstained slide with blood specimens.

Specimen Transport: Transport specimen to UWHC Core Laboratory (B4/220).  See additional information for stability requirements.  Blood specimens must be kept at room temperature.  Do NOT centrifuge.

Unacceptable Criteria: Hemolyzed, clotted, frozen or over heated specimens are not acceptable.  Blood samples greater than 24 hours old at time of analysis are not acceptable.

Stability: Ambient: See additional information
Refrigerated: See additional information
Frozen: Not acceptable


Interpretation

Additional Information:
Specimen Container Volume Stability
BAL

Sterile

container

Min. 1 mL

Ambient: 24 hours

Refrigerate: 48 hours

Blood Lavender  

Ambient: 6 hours

if CBC and Diff

results do not

accompany

specimen; 24 hours

if they do.

Refrigerate: Not

Acceptable

Bone

Marrow

Green Min. 1 mL

Ambient: 24 hours

Refrigerate: 48 hours

Body Fluid

Sterile

container or

Lavender

Min. 1 mL

Ambient: 24 hours

Refrigerate: 48 hours

CSF

Sterile

container

Min. 1 mL

Ambient: 24 hours

Refrigerate: 48 hours

Fine Needle

Aspiration

Sterile

container

with Tissue

Media

 

Ambient: 24 hours

Refrigerate: 48 hours

Tissue

Sterile

container

with Tissue

Media

 

Ambient: 24 hours

Refrigerate: 48 hours

 

 

This test was developed and its performance characteristics determined by the UWHC Clinical Laboratories.  This test meets the standards for clinical testing.  This test should not be regarded as investigational or for research use.  The US Food and Drug Administration (FDA) has not approved or cleared this test; however, the FDA has determined that such clearance or approval is not necessary.

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