"negative for occult blood" - no blood in the stool, meaning no colon cancer. Did you have your stool tested as a part of a general check-up?
" suspicious for urothelial carcinoma, red blood cells present" is the result of cytology urine analysis. The cytopathologist must be using the older urine analysis reporting system. In 2016. the international cytology society had published The Paris (Reporting) System (TPS).
There are seven classifications in the TPS, which are listed below. You may want to ask if "suspicious for urothelial carcinoma" meant "suspicious for high-grade urothelial carcinoma' or not.
1) Non-diagnostic or Unsatisfactory
2) Negative for High-Grade Urothelial Carcinoma
3) Atypical Urothelial Cells
4) Suspicious for High-Grade Urothelial Carcinoma
5) Low-Grade Urothelial Neoplasia (LGUN)
6) High Grade Urothelial Carcinoma (HGUC)
7) Other malignancies, primary and metastatic