Mr Nav Johal is a full-time consultant paediatric urologist at Great Ormond Street Hospital for Children. He is experienced in all aspects of general paediatric urology and reconstructive paediatric urology, and takes pride in delivering high standards of care for his patients and their families.

Mr Johal trained at several leading healthcare institutions across England, including a fellowship in paediatric urology at Great Ormond Street, Cambridge, Southampton, University College Hospital, and The Royal Marsden Hospital. He is actively involved in research and completed a PhD from UCL, studying the normal and abnormal children's bladder. This has culminated in numerous international presentations and publications. He has previously been awarded a Royal College of Surgeons of England research fellowship and has published over 50 peer-reviewed articles and book chapters.

Mr Johal's areas of expertise include prenatally-diagnosed hydronephrosis and other urological abnormalities detected in pregnancy, foreskin problems such as balanitis, phimosis, and buried penis, and undescended testes. He also specialises in bladder dysfunction including bedwetting, groin and scrotal swellings (hydrocoele, varicocoele, epididymal cysts), hypospadias and other penile abnormalities, urinary tract infections, vesico-ureteric reflux, and urinary tract obstruction including pelvi-ureteric junctional obstruction.

His specialist areas of interest encompass reconstructive urology, including bladder exstrophy, posterior urethral valves, neurogenic bladder, and hypospadias. He is also proficient in uro-oncology and minimally invasive surgery, such as keyhole surgery, retroperitoneoscopy, and endourology. Additionally, Mr Johal offers prenatal counselling for conditions like hydronephrosis and congenital bladder anomalies.

Mr Johal was appointed as a consultant at Great Ormond Street Hospital in [Year of Appointment]. He is dedicated to advancing the field of paediatric urology through both his clinical practice and ongoing research.