Medical Oncologist
CION Cancer Clinics
Complication rates after radical cystectomy, honestly | CION Cancer Clinics
Radical cystectomy is one of the largest operations in cancer surgery, and in large published series more than half of people have at least one complication in the first three months. Most are minor and settle. A smaller group has a serious problem, and death after the operation is uncommon but real. This page says what goes wrong, when it tends to happen, which signs need same-day care, and what to ask your centre about its own results. CION Cancer Clinics’ surgical oncologists in Hyderabad can talk this through with you.
MI
Medically reviewed by Dr. Mohammed ImaduddinConsultant Surgical Oncologist · MBBS, MS (General Surgery), MCh (Surgical Oncology) · last reviewed September 2026, next review due September 2027
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On this page
- How often do complications happen after a radical cystectomy?
- What actually goes wrong, most of the time?
- When do problems tend to show up?
- Words you may see, in plain language
- Four things families tell us, and what is actually true
- What this page cannot tell you
- Common questions about complications after cystectomy
The short answer
How often do complications happen after a radical cystectomy?
Often. In large published series from experienced centres, more than half of people have at least one complication in the first three months after a radical cystectomy. Most of those are minor and settle with simple treatment. A much smaller group has a serious problem that needs a further procedure, a return to hospital or time in intensive care.
Why this operation has more problems than most
A radical cystectomy is one of the largest operations in cancer surgery. It removes the bladder and nearby organs, takes out lymph nodes, and then borrows a piece of bowel to build a new way for urine to leave. That means joins in the bowel, joins to the kidney tubes, and a stoma or a new bladder, all healing at once. The people who need it are also often older, smokers, or living with diabetes or heart disease.
What "complication" means here
Surgeons count everything, from a wound that needs a dressing change to a return to the operating theatre. That is why the headline figure sounds alarming. The useful questions are what kind of thing, how often it is serious, and what your centre does about it. Death in the first three months is uncommon, but it is real, and it is higher in older and frailer people. A surgeon who says it never happens is not being honest with you.
The usual suspects
What actually goes wrong, most of the time?
These account for most complications after a cystectomy. Knowing them helps you spot them early.
Bowel that is slow to wake up
The commonest problem of all. After the bowel has been handled and joined, it can stop moving for days. You feel bloated, sick and cannot pass wind. It usually settles with time, but it is the main reason a hospital stay stretches.
Infection
Urine infections are common because bacteria now travel through bowel tissue. Wound infections, chest infections and, less often, a collection of pus inside the tummy also happen. Most respond to antibiotics.
A leak at a join
Urine can leak where the kidney tubes join the bowel segment, or bowel contents can leak where the bowel was rejoined. The first is usually managed with drains and tubes. The second is rarer and more serious, and can mean a return to theatre.
Blood clots
Pelvic surgery, cancer and lying still all raise the risk of a clot in the leg that can travel to the lung. Blood-thinning injections, stockings and early walking are used to lower it.
Stoma and diversion problems
A stoma that sits badly, leaks or narrows; skin damage around it; a neobladder that will not empty or leaks at night. Most are handled by the stoma nurse or with a small procedure rather than a big one.
Not sure whether this applies to you?
Ask an oncologistWhen to expect what
When do problems tend to show up?
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In hospital
Slow bowel, bleeding needing a transfusion, chest infection, and confusion in older people. This is why you are not sent home the moment you can walk.
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The first weeks at home
Urine infections, wound problems, dehydration from a stoma that puts out a lot of fluid, and clots. This is the window in which people are most often readmitted, and the one the red flags below are written for.
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The first three months
Leaks at the joins declare themselves, tiredness and poor appetite drag on, and the neobladder is being trained. Most series count complications up to this point, which is why "three months" appears so often in published figures.
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Years later
Narrowing at the kidney-tube joins, hernias, stones, falling kidney function and low vitamin B12. These are why follow-up continues long after the cancer checks have become routine.
!
Go to hospital the same day if any of these happen after discharge
A fever with shivering. Urine from the stoma that drops sharply or stops. Vomiting that will not settle, or a tummy that is swollen and painful. A calf that is swollen and tender, or sudden breathlessness or chest pain. Fresh bleeding from the wound or the stoma. Do not wait for the next appointment and do not start antibiotics from a chemist first. Say that you have had a cystectomy and when.
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On your discharge summary
Words you may see, in plain language
- Clavien-Dindo grade
- A scale surgeons use to rank how serious a complication was, from one that needed only a tablet to one that needed intensive care. It is how honest centres report their figures.
- Ileus
- Bowel that has stopped moving after surgery. Not a blockage, and it usually restarts on its own.
- Anastomotic leak
- A leak at a surgical join, either of urine at the kidney tubes or of bowel contents where the bowel was rejoined.
- Readmission
- Coming back into hospital after discharge. Common after this operation, and not a sign that anyone did anything wrong.
- Sepsis
- An infection that has spread into the blood and is affecting the whole body. It is the reason fever with shivering is treated as an emergency.
Commonly believed
Four things families tell us, and what is actually true
"A complication means the surgeon made a mistake."
Usually it does not. Most problems after a cystectomy come from the size of the operation, the bowel being handled and the health of the person having it. What separates centres is how quickly problems are spotted and treated.
"If the numbers are this high, we should avoid surgery."
That is a decision for you and your treating team, weighed against what the cancer will do if it is left. Bladder preservation exists for some people and has its own page. What the numbers should change is how carefully you prepare.
"A keyhole or robotic operation has no complications."
The approach changes the cut in the skin, blood loss and sometimes the length of stay. The bowel work, the joins and the diversion are the same, and so are most of the problems that follow. Ask about the surgeon's results, not the machine's.
"Once we are home, the risky part is over."
The first weeks at home are when most readmissions happen, because infections, dehydration and clots develop after discharge. Keep the red flags above on the fridge, keep the helpline number in your phone, and do not sit on a fever.
Being straight with you
What this page cannot tell you
This page does not print a single percentage, and that is deliberate. The honest figure for you depends on your age, your fitness, your other illnesses, the type of diversion, and how your centre counts. A number from one series in one country is not your number.
What lowers the risk
Stopping smoking before surgery. Getting blood sugar, blood pressure and haemoglobin corrected beforehand. Walking every day in the weeks before the operation, and eating well. Early feeding and early walking afterwards. None of these removes the risk. Each of them shifts it.
Who is at higher risk
People over their mid-seventies, people who are frail or have lost a lot of weight, people with poor kidney or heart function, and people having a neobladder rather than a conduit, because it involves more bowel. If that is you, the conversation before surgery should be longer, not shorter.
What to ask your centre
Ask how many cystectomies the surgeon does each year. Ask what proportion of their patients are readmitted, and why. Ask who you call at night, and whether a stoma nurse will see you before you go home. A centre that answers these plainly is worth listening to.
Questions we are asked
Common questions about complications after cystectomy
What is the chance of dying from the operation?
Low, but not zero. In large series, death in the first three months after a cystectomy is uncommon and is more likely in older, frailer people and those with heart or kidney disease. Ask your surgeon for their own figure and how it is counted. A straight answer is honesty, not alarm.
What is the most common complication?
Bowel that is slow to restart after the operation, followed by infection, usually of the urine. Both are uncomfortable and both usually settle with time and treatment. The problems that matter most, such as a leak at a join or a blood clot, are much less common but need to be caught early.
Is a neobladder riskier than a conduit?
It uses a longer piece of bowel and a longer operation, so early problems and later metabolic changes are somewhat more common. A conduit has its own long-term issues around the stoma. The choice depends on your health and what you want from daily life.
How likely am I to be readmitted?
Readmission in the first weeks is common after this operation, most often for a urine infection, dehydration from a high stoma output, or a slow bowel. It is not a sign of failure. Ask your centre what proportion of its patients come back.
Does chemotherapy before surgery make complications worse?
Chemotherapy given before cystectomy has not been shown to increase surgical complications in a meaningful way, as long as you have recovered from it first. Your team checks blood counts and kidney function before booking. What it can do is leave you more tired going in, which is why prehabilitation matters.
Can I do anything to lower my own risk?
Yes. Stop smoking, get diabetes and blood pressure under control, correct a low haemoglobin, walk daily and eat well in the weeks before surgery. Afterwards, walk early, do the breathing exercises you are taught, and take the blood-thinning injections as prescribed.
Do complications affect whether the cancer is fully treated?
A complication that delays recovery can delay chemotherapy that was planned after surgery, which is one reason the team works hard to avoid them. It does not change what was removed. The cancer outcome depends on the stage and the pathology report, which is a separate conversation with your oncologist.
Are complications covered under Aarogyasri or insurance?
Treatment of complications during the same admission is usually within the package. A readmission may need fresh approval under Aarogyasri, CGHS, ECHS, EHS or a cashless insurer. Call the helpline with your card details and we will check what your cover allows before you need it.
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Dr. C. Raghavendra Reddy
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Dr. Vajja Sandeep Kumar
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Sources
- Cancer Research UK — Surgery for bladder cancer
- American Cancer Society — Bladder Cancer Surgery
- NICE — Bladder cancer: diagnosis and management (NG2)
- National Cancer Institute — Bladder Cancer Treatment (PDQ) - Patient Version
- Macmillan Cancer Support — Bladder cancer
This page is general information, not a prescription. Do not change or stop any treatment based on what you read here. If anything is worrying you, contact your own treating team — or call our helpline and we will help you reach the right specialist.
Keep reading
Related pages
Complications and Red FlagsThe warning signs after any cancer operationCystectomy in Elderly or Frail PatientsWhere the risk is highest and what changes the planFitness, Tests and PrehabilitationWhat you can do in the weeks before surgery to lower the riskRecovery Timeline After CystectomyWhat a normal recovery looks like, week by weekUrine Infections After Urinary DiversionThe commonest reason for a return to hospital
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