Plt Alloantibody, Adv (Sendout)

General Information

Lab Name
Plt Alloantibody, Adv (Sendout)
Lab Code
RPAWA
Epic Name
(not orderable in Epic)
External Test Id
3635-00
Description

Test Information: This test cannot be requested until after the Platelet Alloantibody Workup (Basic) test has been performed. If a patient fails to respond to HLA-selected community donors, further testing may be required. An advanced workup may include a class I HLA antibody identification and a platelet antibody assay. Further antibody identification may be required using a platelet specific assay (MAIPA).

Ordering Requirements: Laboratory Medicine Resident (LMR) approval and consultation with the Transfusion Medicine attending is required. To arrange for testing, contact the LMR on-call via the paging operator at (206) 598-6190.

Synonyms
3635-00, Platelet Alloantibody Advanced, Platelet Specific Antibody
Components

Interpretation

Method

Flow Cytometry, Enzyme Linked Immunosorbant Assay (ELISA)

Reference Range
See individual components

Ordering & Collection

Specimen Type
Blood
Collection

10 mL blood in YELLOW TOP (ACD) tube and 10 mL in RED TOP tube

Forms & Requisitions
  • Bloodworks NW Platelet Immunology Laboratory Requisition
Approval Required
Laboratory Medicine Resident approval is required.
Quantity
Requested: 10 mL ACD whole blood and 10 mL whole blood in red top tube
Minimum: 10 mL ACD whole blood and 10 mL whole blood in red top tube

Processing

Receiving Instructions

Send whole blood specimens at ambient temperature with a completed Bloodworks Northwest requisition or Epic requisition.

  • Samples must arrive at Bloodworks Northwest within 48 hours of collection.
Misc Sendout

Performance

Lab Department
Sendouts(SO)
Frequency
Performed: Monday - Friday. Turnaround Time: 1-3 business days.
Available STAT?
Performing Location(s)
Sendout Bloodworks Northwest
206-292-6500

921 Terry Ave
Seattle, WA 98104

Billing & Coding

CPT Codes
86021, 86022, 86807
LOINC
30896-5