I did 4 instillations of BCG so far and my doctor did a cytology urine test .which I copy below.can someone please tell.me what it means
Urine cytology, cytospin(s)

PARIS SYSTEM: RARE ATYPICAL UROTHELIAL CELLS, see comment

COMMENT: The specimen is hypocellular and contains rare atypical cells.

Reference:
Rosenthal DL., Wojcik EM., Kurtycz DFI: “The Paris System For Reporting Urinary Cytology”: 2016.

Categories and the Implied Risk of Malignancy:
Unsatisfactory / Nondiagnostic, (< 5%)
Negative for HGUC, (0-10%)
Atypical urothelial cells, (8-35%)
Suspicious for high grade urothelial carcinoma, (50-90%)
High grade Urothelial carcinoma, (>90%)
Low grade Urothelial Neoplasm, (~10%)
Other malignancies, Primary and Secondary, (>90%)

NOTE: One or more of the slides from this case were reviewed by one or more additional Pathologists for Quality Review purposes.