HLA B27
| Label Mnemonic: | HLAB27 |
| Epic code: | LAB3346 |
| Downtime form: | A-1a Doctor/Provider Orders - Pathology Core and Specialty Care Nursery |
Commercial Mailout Laboratory
6240-8 RCP
356-8593
6240-8 RCP
356-8593
Specimen(s):
Whole Blood
Specimen
Instructions:
MUST be in laboratory before 1:30 p.m. Monday through Thursday. Label
with patient's name, date and time of draw.
Collection Medium:
 |
| Pink top tube 6 mL (K2-EDTA) |
Minimum:
Preferred Minimum: 4 mL whole blood in pink top K2EDTA tube
Absolute Minimum: 0.5 mL whole blood in pink top K2EDTA tube
Absolute Minimum: 0.5 mL whole blood in pink top K2EDTA tube
Rejection Criteria:
Frozen or refrigerated specimens. Specimens older than 72 hours.
Clotted or hemolyzed specimens. Collect Monday through Thursday only;
do not collect on Fridays, day before a holiday, or weekends.
Delivery Instructions:
Deliver to laboratory immediately after collection.Turn Around
Time:
1-3 days upon receipt at reference laboratory.
Reference Range:
Negative
Interpretive Data:
HLA-B27 is a serologically-defined allele of the human HLA-B locus. The
presence of the HLA-B27 antigen is strongly associated with ankylosing
spondylitis and related disorders.
Methodology:
Qualitative Flow Cytometry
CPT Code:
86812
See Additional Information:
Specimens Requiring Immediate Delivery
Specimens Requiring Immediate Delivery