UW Hospital and Clinics Lab Test Directory
| Test Name: |
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Immunophenotype
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| Test Code(s): |
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PATHI / HCPATHI
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| CPT Code(s): |
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88187 2-8 antibodies, 88188 9-15 antibodies, 88189 16 or more antibodies
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| Test Description: |
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Test Components: May include CBC, flow cytometry results and interpretation by hematopathologist.
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| Methodology: |
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Flow Cytometry
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| Clinical Significance: |
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This test is to be ordered only in cases in which a Hematopathology, Blood or Bone Marrow(PATHH/HCPATHH) test is not ordered.
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| Days Performed: |
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Daily.
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| Turnaround Time: |
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Stat: 2 - 3 days.
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Specimen Requirements
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| Specimen: |
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Blood or bone marrow
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| Collection Instructions: |
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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.
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| Specimen Transport: |
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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.
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| Unacceptable Criteria: |
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Hemolyzed, clotted, frozen or overheated specimens are not acceptable. Blood samples greater than 24 hours old at the time of analysis are not acceptable.
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Interpretation
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| Additional Information: |
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| Specimen |
Container |
Volume |
Stability |
| BAL |
Sterile
container
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Min. 1 mL |
Ambient: 24 hours
Refrigerate: 48 hours
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| Blood |
Lavender |
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Ambient: 6 hours
if CBC and Diff
results do not
accompany
specimen; 24 hours
if they do.
Refrigerate: Not
Acceptable
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Bone
Marrow
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Green |
Min. 1 mL |
Ambient: 24 hours
Refrigerate: 48 hours
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| Body Fluid |
Sterile
container or
Lavender
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Min. 1 mL |
Ambient: 24 hours
Refrigerate: 48 hours
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| CSF |
Sterile
container
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Min. 1 mL |
Ambient: 24 hours
Refrigerate: 48 hours
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Fine Needle
Aspiration
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Sterile
container
with Tissue
Media
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Ambient: 24 hours
Refrigerate: 48 hours
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| Tissue |
Sterile
container
with Tissue
Media
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Ambient: 24 hours
Refrigerate: 48 hours
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A hematopathologist's written interpretive report is issued as a separate report.
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Flow Cytometry, Hematopathology
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