Last Updated:
Even a single episode of blood in the urine could be the earliest warning sign of bladder cancer.
Experts caution that even a single episode of blood, whether visible to the eye or microscopic can be a potential red flag for bladder cancer.
When people notice blood in their urine, the first instinct is often to assume a urinary tract infection (UTI). In many cases, that assumption may be correct. However, experts caution that even a single episode of blood, whether visible to the eye or microscopic can be a potential red flag for bladder cancer.
Not Just a UTI: Why Blood in the Urine Matters
Dr. Bernard H. Bochner, MD, FACS, Urologic Surgeon, Memorial Sloan Kettering Cancer Center, “When patients notice blood in their urine, the first assumption is often a urinary tract infection and sometimes, that’s true. But what many don’t realize is that even a single episode of blood, even without pain or discomfort, can be the earliest warning sign of bladder cancer.”
Dr. Bochner explains that while other causes such as kidney stones, trauma, or even certain medications can lead to blood in the urine, the concern arises when there is no clear explanation or when the bleeding keeps returning. That’s why it is crucial not to ignore the first episode or attempt self-diagnosis.
“A quick test or scan could help detect cancer early, when it’s most treatable. Every case of blood in the urine deserves careful investigation. It could be the difference between catching something early or too late,” he stresses.
The Silent Nature of Bladder Cancer
Dr. Gopa Iyer, MD, Genitourinary Medical Oncologist & Early Drug Development Specialist, Memorial Sloan Kettering Cancer Center, “Bladder cancer can be surprisingly silent in its early stages, often showing no pain, no infection, and no symptoms other than blood in the urine. This blood might appear as a pinkish tint or only be detected under a microscope, making it easy to miss or dismiss.”
According to Dr. Iyer, one of the greatest challenges is that hematuria (blood in urine) is frequently mistaken for a routine UTI, particularly in women. This leads to delays in appropriate testing and diagnosis.
“In reality, small tumors in the bladder lining can bleed intermittently, and that may be the only early warning. Any amount of blood in the urine, even if it comes and goes, warrants a thorough evaluation. It’s not about causing fear; it’s about not missing something that, when caught early, is often highly treatable,” explains Dr. Iyer.
Why Early Evaluation Is Key
Both experts agree on one essential message: blood in the urine should never be ignored. Whether visible to the naked eye or detected only through laboratory testing, hematuria is a signal that deserves medical attention.
Bladder cancer, when caught early, is often highly treatable. But the opportunity to intervene at that stage depends on awareness both among patients and healthcare providers.
If you notice blood in your urine, don’t assume it’s “just a UTI.” Even a single occurrence should prompt medical evaluation. As Dr. Bochner and Dr. Iyer emphasise, early detection is critical and it may very well save lives.
Swati Chaturvedi, a seasoned media and journalism aficionado with over 10 years of expertise, is not just a storyteller; she’s a weaver of wit and wisdom in the digital landscape. As a key figure in News18 Engl…Read More
Swati Chaturvedi, a seasoned media and journalism aficionado with over 10 years of expertise, is not just a storyteller; she’s a weaver of wit and wisdom in the digital landscape. As a key figure in News18 Engl… Read More
September 07, 2025, 11:31 IST