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Alias Names: BTA
Methodology: Qualitative Immunoassay
Edit Date: 9/9/2010
Performed: Monday-Friday
Released: 1-5 days after setup at PeaceHealth Laboratories’ reference lab
CPT Code: 86294-90
Specimen Collection Details
Collection: Voided or catheterized urine in a sterile plastic container. Do not use preservatives, fixatives, paper of foam cups.
Stability: 48 hours ambient, 7 days refrigerated, or 6 months frozen.
Standard Volume: 5 mL urine
Minimum Volume: 2 mL urine
Rejection Criteria: Plasma, serum or whole blood; bladder washing.

Reference Range:
Positive Bladder tumor associated antigen detected.
Negative Bladder tumor associated antigen not detected.
Results of the BTA stat® test should not be interpreted as absolute evidence for the presence or absence of bladder cancer. Any disease that would cause endogenous human complement factor H (hCFH) to leak into the bladder can cause a positive test result; including renal stones, nephritis, renal cancer, urinary tract infections, cystitis, or recent trauma to the bladder or urinary tract.

PeaceHealth Laboratories