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Mr Arun Sahai

Mr Arun Sahai

PhD, FRCS (Urol), BSc (Hons)

Consultant urological surgeon and Reader in urology

Mr Arun Sahai, is a consultant urological surgeon in functional urology (bladder dysfunction, incontinence, uro-neurology and urinary tract reconstruction) at Guy’s and St Thomas’ (since 2013) and a Reader in urology at King’s College London.

Arun qualified from the United Medical and Dental Schools of Guy’s and St Thomas’ and was trained in urology on the South Thames rotation through the London Deanery. He spent his senior training years in the department of urology at Guy’s Hospital and following this undertook a visiting fellowship with Professor De Ridder at UZ Leuven Hospital in Belgium.

Arun is the lead for undergraduate education in urology at King’s College London. He is also involved in several aspects of postgraduate education including exam setting for the FRCS (Urol), invited faculty to numerous conferences (lectures and chair), and tutor on many female and functional urology courses.

He is currently on the committee of female, neurological and urodynamic urology within BAUS. He is a frequent reviewer for many international urology journals and is currently on the editorial board of neurourology and urodynamics.

Special interests

Arun’s research interests include various aspects of benign bladder dysfunction. He is active in both commercial and non-commercial clinical trials and has published over 90 peer reviewed international papers and over 15 book chapters.


  • Artificial urinary sphincter/ male slings
  • Colposuspension/ autologous fascial sling/ urethral bulking
  • Female and reconstructive urology – ureteric re-implantation, ileal conduit formation, bladder augmentation
  • Botox injections to the bladder
  • Sacral nerve stimulation
  • Urethral diverticulum surgery
  • Vesico-vaginal fistula surgery
  • All aspects of general urology: cystoscopy, hydrocoele, epididymal cyst, circumcision, vasectomy, bladder neck incision, TURP, haematuria work up, PSA


1996: First Class Honours BSc degree in anatomy and cell biology

2003: MRCS

2010: FRCS (Urol)

2011: PhD thesis based on the use of botulinum toxin in overactive bladder

Membership of professional bodies

  • British Association of Urological Surgeons (BAUS)
  • European Association of Urology (EAU)
  • International Continence Society (ICS)
  • Royal College of Surgeons of England (RCS Eng)
  • General Medical Council (GMC)
  • British Medical Association (BMA)