ARUP's Laboratory Test Directory

Bladder Tumor Associated Antigen : 8100500

Mnemonic: BT REPORT

Methodology: Qualitative Immunoassay
Performed: Mon-Fri
Reported: 1-5 days
Specimen Required: Collect: Urine.

Specimen Preparation: Transport 2 mL urine.

Storage/Transport Temperature: Refrigerated.

Unacceptable Conditions: Bladder washings, plasma, serum, or whole blood.

Stability (collection to initiation of testing): Ambient: 48 hours; Refrigerated: 1 week; Frozen: 6 months
Reference Interval:
Positive: Bladder tumor associated antigen detected.
Negative: Bladder tumor associated antigen not detected.
Interpretive Data: 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.
CPT Code(s): 86294
Cross References: Bladder Cancer (Bladder Tumor Associated Antigen)