The urine is examined under a microscope to look for abnormal cells. Treatment for bladder cancer depends on how aggressive the cancer is and how far it has spread (metastasized).

Cysts that form inside the lining of the urinary bladder, ... This involves taking a sample of tissue and looking at it more closely under a microscope. Most bladder cysts don’t require surgical ...

A urine cytology test looks at the cells in your urine under a microscope. It can help your doctor diagnose some forms of urinary tract cancer. You may need one if you've had blood in your urine.