What are common symptoms of bladder tumors?

Common symptoms of bladder tumors include hematuria, painful urination, frequent urinary tract infections and frequently passing small amounts of urine, states WebMD. If the tumor is at an advanced stage, the patient may experience flank pain, pelvic mass and lower leg inflammation. Other bladder disorders may also cause similar symptoms.

Bladder tumors typically attacks the cellular lining of the urinary bladder, explains Mayo Clinic. They are common among older adults. However, any person may develop a bladder tumor irrespective of age.

Hematuria refers to the presence of blood clots in the urine, as stated by WebMD. It is the most common symptom of a bladder tumor and is typically painless.