Choose the correct code assignment for the following scenario: 17-year-old taken to the OR for asymptomatic microscopic hematuria that has persisted for more than a month. A diagnostic biopsy of the bladder was completed using a cystoscope.


A. R31.0, 0TBB8ZX

B. R31.1, 0TBB8ZX

C. R31.21, 0TBB8ZX

D. R31.9, 0TBB8ZX