How accurate is urine test for bladder cancer?

Recent analyses indicate that urine cytology detects only around 50% of high-grade tumors and 10% of low-grade tumors, with an overall sensitivity for bladder cancer detection of approximately 40%. This means that overall, approximately 60% of all bladder cancers will be missed by urine cytology.

What test can detect bladder cancer?

Cystoscopy. If bladder cancer is suspected, most doctors will recommend a cystoscopy. . A urologist uses a cystoscope, which is a long, thin, flexible tube with a light and a lens or a small video camera on the end.

Can bladder cancer be picked up in a blood test?

If bladder cancer is suspected, these tests may be performed to diagnose the disease: Physical exam. Blood test: Blood samples are used to measure certain substances released into the blood by organs and tissues in the body.

What is usually the first symptom of bladder cancer?

For most people, the first symptom of bladder cancer is blood in the urine, also called hematuria. Sometimes the blood is visible, prompting the patient to visit a doctor.

Can you have bladder cancer without blood in urine?

Among women with hematuria the rate of cancer was 1.7%, compared with 0.45% among those without hematuria. Among the 10 bladder cancer cases, six had no hematuria.

What are the 5 warning signs of bladder cancer?

Bladder Cancer: Symptoms and Signs

  • Blood or blood clots in the urine.
  • Pain or burning sensation during urination.
  • Frequent urination.
  • Feeling the need to urinate many times throughout the night.
  • Feeling the need to urinate, but not being able to pass urine.
  • Lower back pain on 1 side of the body.

Do you feel ill with bladder cancer?

Nausea and vomiting. Burning or pain when you urinate, feeling the need to go often, or blood in urine. Diarrhea. Feeling tired.

What are the symptoms of stage 1 bladder cancer?

Symptoms

  • Blood in urine (hematuria), which may cause urine to appear bright red or cola colored, though sometimes the urine appears normal and blood is detected on a lab test.
  • Frequent urination.
  • Painful urination.
  • Back pain.

Do you feel unwell with bladder cancer?

If bladder cancer reaches an advanced stage and has spread, symptoms can include: pelvic pain. bone pain. unintentional weight loss.