Mr Hussain M. Alnajjar

Tel: 020 3447 9280
Fax: 020 3447 9063

University College Hospital

Urological Cancers, Penile Cancer, Andrology, Urology

Professional background

Mr Hussain M. Alnajjar is a Consultant Urological Surgeon and Andrologist at the Institute of Urology, University College London Hospitals NHS Trust. Having completed pre-clinical medicine at St Andrews University in Scotland, he went on to University College London Medical School (UCL) for clinical medicine and later gained a Master of Surgery degree in Urology with distinction at the University of Edinburgh during his training. He is a fellow at both the Royal College of Surgeons of England FRCS (Urol) and the European Board of Urology (FEBU). He underwent surgical training in various London Hospitals, including The Royal Marsden Hospital. His higher surgical training covered all aspects of Urology at Addenbrooke’s Hospital in Cambridge and Norfolk & Norwich University Hospitals. He completed his advanced fellowship in surgical Andrology and genito-urethral oncology at the leading specialist Andrology unit at University College London Hospitals. Mr Alnajjar has won a number of awards and prizes for his work, including a prize from The Royal Society of Medicine.

Mr Alnajjar is fully trained in managing general urological conditions and diagnostic urology services. He has specialist interest in male factor infertility, erectile dysfunction, Peyronie’s disease, genito-urethral oncology, oncoplastic reconstruction and testicular cancer. He also manages men with all testicular conditions, hypogonadism and pelvic pain disorders.

Mr Alnajjar strongly believes that the best outcomes for patients can only be achieved when decisions are carefully considered and works within the framework of a multidisciplinary team which includes other Urologists, Andrologists, Interventional Radiologists, Oncologists, Histopathologists, Plastic surgeons and senior nurse specialists. He has academic ambitions to advance the research infrastructure in both penile and testicular cancers and surgical Andrology.

Mr Alnajjar has published widely in a number of high impact factor peer-reviewed medical journals and is actively involved in research into his field. He has extensively presented at national and international conferences including being an invited speaker at international conferences. He has written 10 book chapters including a chapter in the Oxford Handbook of Urology and has co-authored an e-book within the field of Andrology. He enjoys teaching and training and is a tutor for the MCh (Urol) Master’s degree course for the Andrology and penile cancer modules. He is also a faculty member & examiner for the FRCS (Urol) revision course.

Research interests

General andrology, erectile dysfunction, priapism, male infertility, penile cancer and reconstruction, testicular cancer, surgery for Peyronie's disease, lower urinary tract symptoms, management of scrotal and testicular conditions.


A novel ‘Batman’ scrotectomy technique for the management of scrotal lymphoedema following treatment for penile cancer.
Alnajjar HM, Fabio Castiglione, Kamran Ahmed, Aiman Haider, Marta Skrodzka, Raj Nigam, Peter Malone, Asif Muneer. 2018.

Long term outcomes for penile cancer patients presenting with advanced N3 disease requiring myocutaneous flap reconstruction – a single centre experience.
Alnajjar HM, Findlay MacAskill, Michelle Christodoulidou, Ash Mosahebi, Clare Akers, Raj Nigam, Peter Malone, Anita Mitra, David Ralph, Asif Muneer. 2018.

BAP1 protein loss in squamous cell carcinoma of the penis is associated with less nodal and distant metastasis at presentation.
Doraid Alrifai, Hussain M Alnajjar, Krishna Kolluri, Anita Mitra, Andy Feber, Imen Ben-Salha, Alex Freeman, Asif Muneer, Constantine Alifrangis. 2018.

Zonal mapping of sentinel lymph nodes in penile cancer patients using fused SPECT/CT imaging and planar lymphoscintigraphy.
Asif Muneer, Savvas Omorphos, Zia Saad, Alnajjar HM, Alex Kirkham, Raj Nigam, Peter Malone, Jamshid Bomanji.
Urologic Oncology: Seminars and Original Investigations, 2018.

Recent advances in the management of priapism.
Muneer A, Alnajjar HM, Ralph D.
F1000Res. 2018 Jan 10;7:37.

Testicular pain- atypical presentation of Sarcoidosis.
F Chierigo, Alnajjar HM, S Haider, M Walkden, T Sheikh, A Muneer. Ann R Coll Surg, 2018.

Vasectomy reversal-predictors of success.
Alnajjar HM, McLoughlin J.
BJUI Knowledge 2017.

An overview of the management of bladder pain syndrome in primary and secondary care.
Alnajjar HM, Biers SM.
Trends in Urology & Men’s Health. Vol 8, Issue 5 Sep/Oct 2017.

Abdominal wall ectopic testis torsion mimicking a spigelian hernia in an adult. Natarajan M, Alnajjar HM, Woodward CI, Tshuma M, Marshall T, Rochester M.
Ann R Coll Surg Engl. 2016 Dec 5:e1-e4.

Development and external validation of a prognostic tool for prediction of cancer-specific mortality after complete loco-regional pathological staging for squamous cell carcinoma of the penis.
Sun M, Djajadiningrat RS, Alnajjar HM, Trinh QD, Graafland NM, Watkin N, Karakiewicz PI, Horenblas S.
BJU Int. 2015 Nov;116(5):734-43.

Dynamic sentinel lymph node biopsy in patients with invasive squamous cell carcinoma of the penis: A prospective study of the outcome of 500 inguinal basins assessed in a single institution.
Lam W, Alnajjar HM, La-Touche S, Perry M, Sharma D, Corbishley C, Pilcher J, Heenan S, Watkin N.
Eur Urol. 2013 Apr;63(4):657-63.

Treatment of carcinoma in-situ (CIS) of the penis with topical chemotherapy agents.
Alnajjar HM, W Lam, M Bolgeri, R Rees, MJA Perry, NA Watkin.
Eur Urol. 2012 Nov;62(5):923-8.

Trial of ligation versus coagulation of lymphatics in dynamic inguinal sentinel lymph node biopsy for staging of squamous cell carcinoma of the penis.
S Latouche, B Ayres, W Lam, Alnajjar HM, MJ Perry, NA Watkin.
Ann R Coll Surg Engl. 2012 Jul;94(5):344-6.

Testicular pain as a presentation of Cowden’s disease.
Alnajjar HM, Sahai S, Keane A, Gordon S.
Ann R Coll Surg Engl. 2011 Jul;93(5):e51-2.

Video-Games Station or minimally Invasive Skills Training Station?
Alnajjar HM, Virdi.
BJU Int. 2009 September;104(7):1020-1020

GMC/GDC number: 6129857