TURBT, short for transurethral resection of bladder tumor, is a procedure used to both diagnose and treat bladder cancer in a single operation. A surgeon inserts a thin instrument with a camera through the urethra, locates the tumor inside the bladder, and cuts it out. The removed tissue is then sent to a lab to determine how aggressive the cancer is and how deeply it has grown into the bladder wall. TURBT remains the cornerstone procedure for bladder cancer, serving as both the first step in diagnosis and, for many patients, the primary treatment.
How the Procedure Works
TURBT is performed under general or spinal anesthesia. Because the surgeon reaches the bladder through the urethra (the tube you urinate through), there are no external incisions. The main instrument is a cystoscope, a long, thin tube with a camera and a small wire loop at the end. The camera lets the surgeon see the inside of the bladder on a monitor, and the wire loop is used to shave away the tumor in layers while an electrical current seals blood vessels as it cuts.
The surgeon removes the visible tumor tissue along with a margin of the bladder wall beneath it. This deeper sample is critical: pathologists need to see whether the tumor has reached the muscle layer of the bladder wall, because that distinction changes the entire treatment plan. The procedure typically takes 15 to 90 minutes depending on the size and number of tumors.
Why Staging Matters So Much
The tissue removed during TURBT tells your medical team two things: the tumor’s stage (how deep it has grown) and its grade (how abnormal the cells look under a microscope). Tumors that stay in the bladder’s inner lining or the thin layer just beneath it are classified as non-muscle invasive. These are the tumors TURBT can treat directly. Tumors that have grown into the bladder’s muscle wall require more aggressive treatment, often surgical removal of the entire bladder.
For staging to be accurate, the tissue sample must include some of the bladder’s muscle layer. If the pathologist doesn’t see muscle in the specimen, it’s impossible to confirm whether the cancer has invaded it or not. This is one reason a repeat TURBT is sometimes recommended a few weeks later, particularly for high-grade tumors or when the initial sample didn’t contain enough muscle tissue for a definitive answer. One common pitfall: fat tissue can appear in TURBT samples and be mistaken for a sign that cancer has spread beyond the bladder. In reality, fat is naturally present within the bladder wall itself, so its presence in a TURBT specimen doesn’t automatically mean advanced disease.
What Recovery Looks Like
Most people go home the same day. In one study tracking recovery closely, about 80% of patients were discharged directly from the recovery room without an overnight stay. A catheter may be placed in the bladder after surgery to drain urine and allow the surgical site to heal, though many patients have it removed within a day.
Recovery is faster than most people expect. In that same study, over 75% of patients reported feeling back to their baseline ability to work by the second day after surgery. This contrasts sharply with the common recommendation to take two full weeks off. That said, you should expect blood in your urine for several days to a couple of weeks, along with some burning or urgency when urinating. Heavy lifting and strenuous exercise are generally discouraged for a short period to reduce bleeding risk.
Possible Complications
TURBT is a well-established procedure, but it carries real risks. A large observational study of nearly 1,000 patients found that about 23% experienced some form of complication. The most common was blood in the urine during the postoperative period, occurring in roughly 14% of patients. Most of this bleeding resolved on its own. Only about 1.7% of patients needed a second procedure to control it, and less than 1% required a blood transfusion.
Bladder perforation, where the surgical instrument creates a small hole in the bladder wall, happened in about 5% of cases. This sounds alarming, but the vast majority of perforations are small and heal on their own with extended catheter drainage. Only 0.1% of patients in the study needed a separate procedure to repair the perforation. Urinary tract infections after discharge affected about 6% of patients.
What Happens After TURBT
For many patients, TURBT isn’t a one-and-done event. What comes next depends on the pathology results.
If the tumor is non-muscle invasive, your surgeon may instill a cancer-fighting medication directly into your bladder immediately after the procedure or within the first 24 hours, provided there was no perforation during surgery. These drugs work locally inside the bladder to kill any remaining cancer cells and reduce the chance of recurrence. Bladder cancer has a notoriously high recurrence rate, so regular follow-up cystoscopies (camera checks of the bladder) are standard, often every three to six months initially.
If the pathology shows the tumor has invaded the muscle layer, TURBT has done its job as a diagnostic tool, but further treatment is needed. This typically means chemotherapy followed by surgical removal of the bladder, or in some cases radiation-based approaches. A repeat TURBT may also be scheduled if the initial resection was incomplete, if no muscle tissue was present in the sample, or if the tumor was high-grade, to make sure nothing was missed before committing to a treatment plan.
Preparing for the Procedure
Preparation is similar to most surgeries performed under anesthesia. You’ll be asked to stop eating and drinking for a set number of hours beforehand. If you take blood thinners, your surgical team will give you specific instructions on when to pause them, since even minor bleeding is harder to control when your blood doesn’t clot normally. Let your team know about all medications and supplements you’re taking, as some over-the-counter products like aspirin and fish oil also affect clotting. Beyond that, the procedure requires no special bowel preparation or other involved steps on your end.