Blood in urin. had prostate removed 7 month due to cancer.

See below: Hematuria should always be followed up to find the cause. See your surgeon/urologist who performed surgery to discuss issue & be checked out. May not be related (good thump on the back can cause blood in urine, but with your history, best not to take chances. Good luck.

Needs evaluation : It could be anything related to genitourinary tract. Needs to get full check up asap.