B-Cell Phenotyping Profile for Immunodeficiency and Immune Competence Assessment


Abbrev Code:IABCS   
Order Code:LAB814Order Name:B-Cell Phenotyping Profile for Immunodeficiency and Immune Competence Assessment, Blood
Synonyms:B Cell Phenotyping Profile
Methodology:Flow cytometry; Fluorescent flow cytometry
CPT Codes: 86355 x1, 86357 x1, 86359 x1, 86360 x1, 88185 x7, 88184 x1
Turnaround Time:Results are reported within 4-6 days
Special Instructions:Specimen must be received by the reference laboratory weekdays and by 4 pm on Friday. It is recommended that specimens arrive within 24 hours of collection. Draw and package specimen as close to shipping time as possible. Ordering physician's name and phone number are required. Samples arriving on the weekend and observed holidays may be cancelled.


Collection Instructions

Specimen:Blood
Container:Purple (EDTA)
Collection Instructions:Two separate EDTA specimens are required: one at room temperature and one refrigerated. Send specimens in the original container.
For room temperature specimen:
  1. 3 mL, 1 mL minimum whole blood in purple (EDTA) tube. Do not aliquot.
  2. Label specimen as blood for TBBS/ T-Cell Quantitation by Flow Cytometry.

For refrigerated specimen:
  1. 14 years old or younger: 4 mL, 3 mL minimum whole blood in a purple (EDTA) tube.
  2. Greater than 14 years old:  10 mL, 5 mL minimum whole blood in a purple (EDTA) tube.
  3. Label specimen as blood for IABC / B-Cell phenotyping Screen for Immunodeficiency and Immune Competence Assessment, Blood.


Processing and Shipping

Specimen Processing:Do not process.
Shipping Instructions:Specimen must be received by the reference laboratory weekdays and by 4 pm on Friday. It is recommended that specimens arrive within 24 hours of collection. See collection instructions for individual shipping requirements.
Stability:Stability: Room temperature specimen up to 52 hours; refrigerated specimen up to 48 hours.
Test Performed at or Referral Lab Lab Sendouts  (Mayo Medical Laboratories)
Referral Lab number:IABCS


Interpretive

Reference Range:The appropriate age-related reference values will be provided on the report.
Use:Screening for common variable immunodeficiency (CVID) and hyper-IgM syndromes. Assessing response to B-Cell depleting immunotherapy.


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