Home
HelpTest Code LAB1788 Duffy Antigen Typing
Clinical System Name
Duffy Antigen Typing
Synonyms
Fy Typing; Fy Antigen Phenotyping; Benign Ethnic Neutropenia
Sample Requirements
Specimen: Whole Blood
Container(s): Lavender Top Tube
Preferred Vol: 3.0 mL
Minimum Vol: 1.0 mL (infant)
Note: Patient arm band, label on specimen, and information in EHR must match including patient LEGAL name, medical record number, and date drawn. Document specimen draw time on filled labeled tube. Perform a 2-person verification at the bedside; both individuals must initial the tube, and the verifier’s name must be entered into the EHR. Deliver specimen to the Lab/Transfusion Service. Refer to Job Aid: Transfusion Specimen Collection, 13143 for more details.
Processing Instructions
Reject due to:
Spin: N
Aliquot: N
Temp: RT
Storage location: Deliver labels and specimen to Transfusion Service.
Off-site collection: Do not centrifuge. Ship at RT.
Availability
| STAT | Performed | TAT |
|---|---|---|
| N | Daily | 1 - 2 d |
Performing Laboratory
Seattle Children's Laboratory
Department
Department: Transfusion Service
Phone number: (206) 987-5151
CPT Codes
86906
Methodology
Method: None specified
Analytical Volume: None specified
Limitations:
Reference Range
None specified
Send Out Instructions
Note: Only a Send Out test if determined necessary by Transfusion Service.
| Reference Test Name: |
Single Antigen Phenotype |
| Reference Test Number: | 3118-00 |
| Instructions: |
Place the bagged sample and requisition in the room temperature BWNW courier bin. |
Requisition
Downtime: Request for Testing and Blood Components