Testing is requested via a Genomics Request for Testing (RFT) Laboratory Form. Form must be fully completed to avoid delay in testing.
Bloodworks Northwest can no longer offer to bill to patients directly or to the patient’s insurance. For questions, contact the lab manager or supervisor.
Refer to the Table below when making a blood group selection.
|Blood Group System||Allele(s)|
|Rhesus||Presence of D gene (exon 7; intron4)|
|Weak D, Partial D|
|D pseudogene (D negative)|
|Kell||K1 (K); K2 (k); Jsa; Jsb|
|Duffy||Fya; Fyb; GATA box mutation|
|MNS||M; N; S; s; glycophorin B (GPB expression)|
|Dombrock||Doa; Dob; rare – Hy; Gy; Jo|
|Red Cell Genotyping for Multiple Blood Groups||C/c; E/e; K/k; Jsa/Jsb; Kpa/Kpb; Fya/ Fyb(silencing mutation); Fyx; Jka/Jkb; MN; S/s (silencing S); Lua/Lub; Doa/Dob; Hy+/Hy-; Joa+/Joa-; LWa/LWb; Dia/Dib; Coa/Cob; Sc1/Sc2|
All samples must be properly labeled and information must agree with the identification on the RFT:
Submission and Transporting
Send the sample together with the completed RFT to:
Genomics Testing Laboratory
921 Terry Ave
Seattle, WA 98104
Samples must be sent in a sealed, leak-proof container marked with a biohazard sticker to comply with OSHA safety standards. Samples should be shipped at ambient temperature. For more information refer to the sample requirements page.
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