ASHKE – “Ashkenazi Jewish Mutation”

Update to specimen preparation, alternate specimen, rejection criteria, stability, and performed days.

Specimen Preparation: Whole Blood or Maternal cell contamination specimen:
Send 3.0 mL whole blood refrigerated in a screw capped plastic vial.

Alternate Specimen: Whole blood or Maternal cell contamination specimens: Yellow ACD solution A or B

Rejection Criteria: Plasma or serum. Specimens collected in sodium heparin or lithium heparin tubes. Frozen specimens in glass collection tubes. 

Stability: Whole blood or Maternal cell contamination specimen:
                 Room temperature: 72 hours
                 Refrigerated: 7 days
                 Frozen: 30 days 

Performed Days: Varies