Mr Denosshan Sri, Consultant Urological Surgeon

Mr Denosshan Sri

Consultant Urological Surgeon

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Mr Denosshan Sri MA Cantab MB BChir FRCS Urol

Consultant Urological Surgeon

MA Cantab MB BChir FRCS Urol

Mr Denosshan Sri

Consultant Urological Surgeon MA Cantab MB BChir FRCS Urol

MA Cantab MB BChir FRCS Urol

Areas of expertise

  • Prostate cancer
  • Kidney cancer
  • Robotic surgery
  • Benign prostatic hyperplasia (BPH)
  • Minimally invasive urological surgery

Recommendations for Mr Sri

These recommendations are for information purposes only. Doctors providing recommendations do so in good faith and are not responsible for clinical outcomes.

Recommended by:

  • by Mr Magnus Hannah, Consultant Urological Surgeon

    An excellent urology surgeon and helpful colleague providing high quality care for patients in urology, particularly with regards to kidney cancer and robotic assisted surgery.

  • by Mr Magnus Hannah, Consultant Urological Surgeon

    An excellent urology surgeon and helpful colleague providing high quality care for patients in urology, particularly with regards to kidney cancer and robotic assisted surgery.

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    About Mr Denosshan Sri

    GMC number: 7140360

    Year qualified: 2011

    Place of primary qualification: University of Cambridge

    Initial consultation fee: £350

    Follow up consultation fee: £250

    Denosshan Sri was appointed Consultant Urologist at St George's Hospital, one of London’s largest trauma and tertiary referral centres, in 2021. He sub-specialises in robotic kidney and prostate cancer surgery and is the current clinical lead for kidney cancer services and major trauma urology within the South West London Referral Network.

    He graduated from the University of Cambridge in 2011 with Double First Class Honours and a Distinction. His higher specialist urological training was completed in London and included highly competitive fellowships in robotic upper tract and pelvic uro-oncology and reconstruction at St George’s Hospital and Frimley Park Hospital.

    Mr Sri maintains a broad scope of urological practice; however, his subspecialty expertise focuses on robotic and minimally invasive surgery for kidney and prostate cancer, as well as complex reconstructive surgery of the upper urinary tract and pelvis. He is among a small group of surgeons in Europe specialising in robotic retroperitoneal partial nephrectomy and successfully introduced this technique to South West London. This approach is now established as the standard of care for kidney cancer in the region, offering significant patient benefits including shorter hospital stays—often just one day—faster recovery, and earlier return to normal activities.

    His robotic practice also includes nerve-sparing radical prostatectomy for prostate cancer and complex reconstructive procedures for upper tract and pelvic pathology. He is committed to nephron-sparing surgery, even in challenging kidney cancer cases, maximising preservation of renal function while maintaining excellent cancer control.

    In addition to cancer care, Mr Sri treats a wide range of general urological conditions in both men and women. He has a particular interest in benign prostate enlargement (BPH) and offers modern, minimally invasive, day-case treatments such as GreenLight laser prostatectomy and Rezim therapy. He also provides robotic solutions for benign conditions, including female urinary incontinence, ureteric obstruction and strictures, and complex pelvic and upper tract reconstruction.

    Mr Sri maintains a comprehensive NHS practice and regularly contributes to both benign and cancer multidisciplinary team (MDT) meetings. He also performs surgery for common urological conditions including inguinal, functional, and peno-scrotal disorders, as well as vasectomy. He offers thorough diagnostic assessment for symptoms such as blood in the urine (haematuria), raised PSA, urinary tract infections, incontinence, lower urinary tract symptoms, and suspected urological cancers.

    He is a high-volume robotic surgeon, performing more than 200 robot-assisted upper tract and pelvic procedures each year. He has accumulated extensive robotic experience, including over 400 pelvic and nearly 500 upper tract robotic procedures during his training and post-training fellowship.

    Mr Sri leads the St George’s Robotic Fellowship Programme, training future surgeons and mentoring consultant colleagues in advanced robotic techniques. His mentorship extends to robotic renal surgery, female reconstructive surgery (including colposuspension), paediatric robotic urology, and robotic adrenal surgery in collaboration with general surgical colleagues.

    Alongside his clinical work, Mr Sri is actively involved in research and surgical education. He has published extensively in peer-reviewed journals on prostate, kidney, and bladder cancer, as well as robotic reconstruction, and has contributed to book chapters. He serves as a principal investigator in clinical trials and regularly teaches and lectures at national and international courses and conferences.

    Areas of expertise

    • Aquablation therapy
    • Balanitis
    • Balanoposthitis
    • Benign prostatic hyperplasia (BPH)
    • Bladder Botox injections
    • Bladder cancer
    • Bladder diverticulum
    • Bladder disorders
    • Bladder instillation
    • Bladder neck incision
    • Bladder neck obstruction
    • Bladder pain
    • Bladder stones
    • Bladder surgery
    • Blood in urine (haematuria)
    • Chronic prostatitis
    • Circumcision
    • Colposuspension
    • Cystitis
    • Cystoscopy
    • Day case procedures
    • Disorders of prepuce
    • Elevated prostate specific antigen
    • Endourology
    • Epididymal cysts
    • Epididymitis
    • Epididymo-orchitis
    • Erectile dysfunction
    • Female and reconstructive urology
    • Female functional urology
    • Foreskin and scrotal conditions
    • Frenuloplasty (penis)
    • Fusion transperineal prostate biopsy
    • General urology
    • Genitourinary cancer
    • Green light laser prostatectomy
    • Holmium laser enucleation of the prostate (HoLEP)
    • Hydrocoele (collection of fluid around the testicle)
    • Hydrocelectomy
    • Hydronephrosis
    • Interstitial cystitis
    • Kidney cysts
    • Kidney disease
    • Kidney disease diagnosis & treatment
    • Kidney disorders (laparoscopic surgery)
    • Kidney stones
    • Male and female incontinence
    • Men's health
    • MRI of prostate
    • Nephrectomy (partial)
    • Nerve sparing prostatectomy
    • Nocturia
    • Obstructive uropathy
    • Orchidectomy
    • Orchiopexy for undescended testicle (UDT)
    • Orchitis
    • Overactive bladder
    • Overflow incontinence
    • Paraphimosis
    • Pelvic surgery
    • Phimosis
    • Post-micturition dribble
    • Prostate biopsy
    • Prostate cancer
    • Prostate cancer diagnostics
    • Prostatectomy (radical)
    • Prostatectomy (robotic)
    • Prostatectomy (TURP)
    • Prostatitis (prostate swelling)
    • PSA testing
    • Reconstructive surgery
    • Renal (kidney) cancer
    • Renal cancer
    • Retroperitoneal procedures
    • Rezum
    • Robotic nephrectomy
    • Robotic nephrectomy (partial)
    • Robotic pyeloplasty
    • Robotic reconstructive surgery
    • Robotic surgery
    • Robotic-assisted (da Vinci) surgery
    • Surgical oncology
    • Testicular lumps & swellings
    • Testicular pain
    • Transrectal ultrasound (TRUS)
    • Transurethral resection of a bladder tumour (TURBT)
    • Ureteral cancer
    • Ureteroscopy
    • Urethral and bladder neck sparing in prostatectomy
    • Urethral stricture
    • Urodynamics
    • Urinary incontinence
    • Urinary retention
    • Urinary tract infections (UTIs)
    • Urological cancers
    • Urological oncology
    • Urological surgery
    • Undescended testicle
    • Varicocele
    • Vasectomy (male sterilisation)

    Frequently asked questions

  • Why did you decide to become a Consultant Urological Surgeon ?

    The main reason for choosing Urology is because I consider myself quite innovative, and Urology as a subspecialty has innovated and adopted technology quite early compared to any other specialty, certainly in the UK. We're one of the earliest adopters of robotic technology, which is something that appealed to me quite early on in my training and my career.

    My subspecialty interest is essentially robotic kidney and prostate cancer surgery. It's very topical now, it's part of the NHS 10 year plan in terms of expanding robotics to other specialties. But within Urology, we have over two decades worth of experience, and what we achieve with that system is way in advance of what other specialties achieve. So it's mainly that forward thinking nature of moving on to the next bit of technology to optimise outcomes for patients that was a big part of choosing Urology.

  • What are the common symptoms that your patients tend to present with?

    The most common symptoms tend to be urinary symptoms. Any change in urinary habit, infections, pain, particularly when it comes to stones in the kidneys or the genital area. Blood in the urine is also common.

    However, I have a subspecialty interest in prostate and kidney cancer. Typically, cancers within Urology don't have symptoms, so often that cohort might come either through chance, because they've had investigations for some other reason which has picked up a kidney cancer incidentally, for example, or because they're worried about cancer or men's health and they come for a PSA blood test.

    So it's a range in terms of why patients may come and see me. The symptom element often reflects something that might potentially be benign, such as urinary symptoms, incontinence, leakage, a urine infection, or blood in the urine, which we take very seriously. But there is a separate cohort of patients who come in because of a chance finding of potential cancer.

  • What are the treatments that you're able to offer your patients?

    Within Urology, there's a range of things we use in terms of diagnostics: blood tests, urine tests, and scans. We use anywhere from ultrasound through to MRI and CT, and even more subspecialist types of nuclear medicine scans to help with our diagnostic pathway. If that doesn't answer the question we're posing, then we have more invasive diagnostic tests. These can range from camera tests, so cystoscopies, which can be done either under general anaesthetic or local anaesthetic depending on your tolerance, and then more specifically, biopsies of various urological organs. For the prostate, we use a combination of ultrasound and MRI scans to help guide our biopsy techniques. Or, collaboratively with radiologists, we use imaging to biopsy the kidney or other areas, typically in the diagnosis of cancer.

    In terms of treatment, I have a broad scope of practice and subspecialise in minimally invasive approaches. I subspecialise in preservation surgery, robotically, for kidney cancer and in robotic surgery for prostate cancer, where you are able to preserve the continence mechanisms and the nerves that supply erectile function for men, to achieve both cancer control and good functional outcomes.

    For general urological conditions such as enlarged prostates, we specialise in using the telescope to go through the penis and offer treatments that way, so there are no cuts. Recoveries are often quicker, and we offer minimally invasive treatments for conditions like enlarged prostates. Most of the treatments being offered for my private patients are with a view to minimising the functional problems of surgery and maximising the treatment benefits. We're always looking for the next thing that could help minimise side effects for patients, things like erectile problems and absent ejaculation, whilst maximising their longevity from a urinary symptom perspective.

  • What are your areas of sub-specialist interest?

    I would say that two thirds of my workload are in diagnosing and managing cancer, particularly kidney and prostate cancer. Where I stand out is in the realms of both prostate cancer and kidney cancer using robotic technology.

    Within kidney cancer, I subspecialise in kidney preservation treatments, and I operate through a part called the retroperitoneum. This is not through the tummy, but through the side, and what that means is a much faster recovery for patients. Most patients are home either the same day or the next day after major surgery, and they recover within two to four weeks in terms of getting back to normality, because you don't disturb the bowel through this route. That is a particular forte of mine.

    Within the realm of prostatectomy, I use the robot to remove the prostate in a way where you preserve a lot of the functional mechanisms like continence and potency. Again, patients are often home the day after surgery and back to normal day to day activity between two and four weeks.

    I'm a high volume robotic surgeon, and I'm a Royal College of Surgeons accredited trainer for future robotic surgeons. I run a fellowship programme at St George's Hospital where I train subsequent generations of urologists.

  • Professional memberships

    Royal College of Surgeons
    British Association of Urological Surgeons
    European Association of Urology
    American Urological Association
    General Medical Council

    Articles by Mr Denosshan Sri

    Prevalence of chronic pain following suburethral mesh sling implantation for post-prostatectomy incontinence

    Managing penetrating renal trauma

    A Comparison of Prostate Cancer Detection between Visual Estimation (Cognitive Registration) and Image Fusion (Software Registration) Targeted Transperineal Prostate Biopsy

    Cystectomy outcomes in patients who have failed Radiofrequency-induced Thermo-chemotherapeutic Effect Mitomycin-C (RITE-MMC) treatment for high-risk non-muscle invasive bladder cancer (HRNMIBC)

    A study into the association between local recurrence rates and surgical resection margins in organ-sparing surgery for penile squamous cell cancer

    Predictors of local recurrence and its impact on survival after glansectomy for penile cancer

    Robotic-assisted laparoscopic colposuspension for female stress urinary incontinence

    Long term experience of robotic retroperitoneal partial nephrectomy as the default approach in the management of renal masses

    Robotic-assisted partial nephrectomy (RAPN) and standardization of outcome reporting

    A Multicenter Study of the Clinical Utility of Nontargeted Systematic Transperineal Prostate Biopsies in Patients Undergoing Pre-Biopsy Multiparametric Magnetic Resonance Imaging

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