ARUP's Laboratory Test Directory

8100500: Bladder Tumor Associated Antigen

Test Mnemonic: BT
Methodology: Qualitative Immunoassay

Performed: Mon-Fri

Reported: 1-5 days

Specimen Required:  
Collect: Urine.

Transport: 2 mL urine at 2-8°C.

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

Stability: Ambient: 2 days; 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

 

 

 
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