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Thomas, Kay - consultant urological surgeon and deputy medical director


Consultant profiles

Kay Thomas


Stone unit secretary: Gill Ludlow
Secretary email:
Tel: 020 7188 9099

General urology secretary tel: 020 7188 0243

Area of expertise: urology, stones

  • Biography

    Kay Thomas MBBS MD FRCS (Urol) was appointed as a consultant at Guy's and St Thomas' in 2006.

    Her principal subspecialist interest is in endourology and stone disease. She:

    • has established a unique multidisciplinary clinic for the management of cystinuria
    • performs percutaneous and uretero-renoscopic surgery for stones throughout the urinary tract, using laser and ultrasonic lithotripsy
    • supervises Extracorporeal Shock Wave Lithotripsy (ESWL) within the Stone Unit at Guy's
    • trained in ultrasound and performs her own scans

    Kay is an expert in the endoscopic management of bladder cancer. She:

    • co-investigator for the 'blue light' photodynamic diagnosis of new bladder tumours
    • performs flexible uretero-renoscopy for the surveillance and treatment of tumours involving the upper urinary tract.
    • introduced endoscopic laser ablation of bladder tumours under local anaesthetic

    Kay Thomas is the deputy medical director for the transplant, renal and urology directorate.

  • Specialist interests

    • Endourology (minimally invasive surgery) and stone disease
    • Cystinuria
    • Endoscopic management of transitional cell carcinoma
  • Research interests

    • New methods of managing and preventing cystine stones
    • Passive acoustic sensor (stone stethoscope) a novel sensor whih may be able to detect which stones respond to lithotripsy
    • Defining outcome measures for stone surgery
    • 'Blue light' photodynamic cystoscopy for new bladder tumours
    • Improving treatment of bladder cancer by developing new techniques and equipment
  • Education

    Charing Cross and Westminster, University of London 1994.