Diagnostic Test Directory

Immunogenetics Laboratory

Engraftment Monitoring: Pre-Bone Marrow Transplant - Donor

  • Synonyms: Chimerism, STR, VNTR, Engraftment
  • LIS Mnemonic: ENGFT PRE DON

    Collect

    Lavender (EDTA), Cord Blood (1 ml), or 4 buccal brushes

    Volume Required

    4 ml

    Minimum Required

    1 ml

    Transport

    Room temperature

    Stability

    72 hrs

    Processing

    Buccal Brush Collection Instructions: Collect tissue by rolling the Buccal Brush firmly on the inside of the cheek, approximately 20 times on each side, making certain to move the brush over the entire cheek. 4 brushes should be collected per individual. Allow brushes to air dry for 10-15 minutes at room temperature. Return the dry brushes to their plastic sleeves and send to the laboratory.

    Unacceptable conditions

    Samples older than 72 hours. Mislabeled samples: Samples must be labeled with at least two different identifiers, date & time of collection, and collector's signature.

Days Performed

Monday -Friday

Reported

3 days

Reflex Testing

N/A

CPT

83890, 83898 (x10), 83909, 83912

Methodology

PCR of microsatellite markers/short tandem repeats (STRs)

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