Bruton Tyrosine Kinase (BTK) Genotype and Protein Analysis, Full Gene Sequence and flow Cytometry - LG 5007
Sunquest Code: | MMMISC | ||
Epic Code: | LAB4909 | Epic Name: | Send Outs Misc Test |
Methodology: | Flow cytometry | ||
Turnaround Time: | Specimens are sent to reference laboratory Mon-Thur; results are reported within 30 days. | ||
Special Instructions: | Bone marrow transplants will interfere with testing. Transfusions will interfere with testing for up to 4 to 6 weeks. | ||
Associated Links: |
Collection Instructions
Specimen: | Blood |
Optimal Volume: | 5 mL |
Minimum\Peds Volume: | 2 mL (pediatric) |
Container: | Purple (EDTA) |
Collection Instructions: | Two separate EDTA specimens and the patient information sheet are required. |
Processing and Shipping
Specimen Processing: | Whole blood. Do not process. Specimen must arrive less than 72 hours after collection. |
Shipping Instructions: | Ship same day at room temperature, Mon-Thurs only. Must arrive within 72 hours of collection. |
Test Performed at or Referral Lab | Lab Sendouts (Mayo Medical Laboratories) |
Referral Lab number: | BTKFP (89742) |
Interpretive
Use: | Preferred test for confirming a diagnosis of x-linked agammaglobulinemia (XLA) in males with a history of recurrent sinopulmonary infections, profound hypogammaglobulinemia, and <1% peripheral B cells. |
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