Medical specialists – Top Doctors UK
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Professional statement

Mr Samih Hassan is a consultant neurosurgeon who is experienced in managing a variety of neurosurgical conditions. He specialises in pituitary tumours, spinal surgery, brain tumours, Chiari malformation, and skull base surgery.

He is also experienced in managing craniopharyngiomas and pituitary tumours in children. His NHS practice is based at Queen Elizabeth University Hospital, while his private practice is located at Ross Hall Hospital. After completing his medical degree in 2004, he moved to London in 2009 where he completed his training in neurosurgery. He was trained in some of the most prestigious hospitals in the country, including the Atkinson Morley department at St George’s Hospital and the Victor Horsley department at the National Hospital for Neurology and Neurosurgery.

He then completed an advanced fellowship in minimally invasive keyhole brain and pituitary surgery at Queen Square, the national hospital for neurology and neurosurgery in London. Mr Hassan is currently a consultant neurosurgeon at the institute of neurological sciences in Queen Elizabeth University Hospital in Glasgow. With more than 15 years of neurosurgical experience, Mr Hassan provides the highest quality of care to his patients.

His focus is on minimally invasive operations, and he always looks for ways to avoid surgical intervention whenever possible. Mr Hassan believes in an individualised approach to each patient and strives to achieve the best possible outcome for every patient. He takes the time to educate his patients on their conditions and the procedures, so they feel informed, comfortable, and confident.

Mr Hassan is passionate about medical education and is a senior clinical lecturer at the University of Glasgow. He is involved in both under and postgraduate education. His current focus is on developing new technologies and innovations to improve medical and surgical education and training, with a particular interest in the use of artificial technology and augmented reality.

Having been invited to speak at national and international conferences, this has not only allowed Mr Hassan to share his research, experience, and insights with medical professionals around the world, but it’s also given him the chance to learn and collaborate with some of the brightest minds in the field. In 2020, Mr Hassan founded the Glasgow Pituitary Conference – a prestigious international gathering of some of the most accomplished medical experts in the field from Scotland and across the globe.

Finally, Mr Hassan is the codirector for the prestigious pituitary and skull base fellowship. This is a highly competitive programme for young neurosurgeons who has recently finished their training and have interest in refining their skills in managing this complex group of patients.

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Mr Srinivasan Shyamsundar is a highly-experienced consultant orthopaedic surgeon specialising in knee surgery, hip replacement, knee replacement, bunion surgery and Dupuytren's surgery.

Mr Shyamsundar graduated in 1992 from the University of Madras. He subsequently carried out his higher specialist training in orthopaedics at the East Midlands (South) Deanery and completed a dual fellowship in paediatric orthopaedics and adult hip surgery. He currently practices privately at the Woodland Hospital, Kettering and the Ramsay Blakelands Hospital, Milton Keynes.

He is particularly passionate about education and currently teaches and trains medical students and higher specialist trainees. He is a teacher in ATLS (Advanced Trauma Life Support) courses and is an invited lecturer for the Miller's Review of Orthopaedics course for higher surgical trainees at Oxford.

In addition to his areas of expertise, Mr Shyamsundar has a specialist interest in paediatric orthopaedics; arthroscopic surgery for the knee, hips and ankle and various forefoot and hand surgical procedures.

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Miss Christine Robinson is an experienced consultant medical gynaecologist based in Greater London. Specialising in all methods of contraception (including coils and implants), HRT and menopause, she is also an expert in the medical management of menstrual disorders and gynaecological hormone problems.

After training in gynaecology at major training hospitals such as St Thomas’s Hospital and St Mary’s Hospital in London and Addenbrooke’s Hospital in Cambridge, Miss Robinson developed one of the first medical gynaecology units in the UK. From 2008 until 2011 she was the President of the Faculty of Sexual and Reproductive Healthcare of the Royal College of Obstetricians and Gynaecologists where she led in the development of award-winning postgraduate educational training for specialists and GPs, and the production of national clinical standards ensuring the quality of care.

Furthermore, Miss Robinson's personal philosophy is to develop personalised, individual-centred care with each patient.

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Mr Geoff Chiu is a distinguished Consultant Oral and Maxillofacial surgeon with over 20 years of invaluable experience. Mr Chiu specialises in a range of areas including wisdom teeth, oral surgery, facial deformity & reconstruction, benign salivary gland surgery, facial aesthetics, and facial pain.
 
Mr Chiu currently practises privately at leading clinics in East Lancashire. He has also served as a consultant oral and maxillofacial surgeon in the NHS for over 10 years based at East Lancashire Teaching NHS Trust and Royal Bolton Foundation Hospitals NHS Trust. His expertise covers a spectrum of sub-specialities, including facial deformity, facial trauma, and cosmetic and reconstructive surgery.
 
Mr Chiu's academic journey reflects his commitment to excellence in the field. He holds an MSc in Surgical Science and Practice from the University of Oxford (2014) and is a Fellow of the Royal College of Surgeons of England with a specialty in Oral and Maxillofacial Surgery (FRCS(OMFS)) obtained in 2012. His educational foundation includes a PGCertMedEd from the University of Dundee (2011), MRCS from the Royal College of Surgeons of England (2005), MB ChB in Medicine from the University of Leeds (2003), MFD from the Royal College of Surgeons of England (2000), and a BDS in Dentistry from the University of Manchester (1997). With a wealth of academic achievements, Mr Chiu has cultivated a profound understanding of surgical science and practice.
 
Beyond his clinical duties, Mr Chiu has made significant contributions to research and academia. He represented the British Association of Oral and Maxillofacial Surgeons as a member of the working group that published the latest 2020 Third Molar Guidelines. He serves as the chief investigator at Saving Faces, a prominent research charity, showcasing his dedication to advancing the field. He is also a member of the core group that runs the Quality and Outcomes in Oral and Maxillofacial Surgery (QOMS) Project.   Additionally, his insights have been sought as an Associate Editor for the British Journal of Oral and Maxillofacial Surgery.

Mr Chiu's commitment to education is evident through his completion of a PGCertMedEd, and he has actively participated in conferences, presenting his research findings. Mr Chiu organises the regional Head and Neck reconstruction course with local skin flaps. In May 2024 he will be serving on the “Global Mercy” Hospital Ship providing treatment facial surgery to the population of Sierre Leone. 

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Professor Indranil Chakravorty is a renowned double-certified pulmonology consultant specialising in acute and respiratory medicine, based in London and Hertfordshire. He specialises in treating a variety of conditions, with particular expertise in asthma, chronic obstructive pulmonary disease (COPD) and sleep disorders. He works at Ramsay Health's Pinehill Hospital and is the consultant in acute and respiratory medicine and Director of Medical Education at his NHS practice at St George's Hospital.

Over his respected career, Professor Chakravorty has been involved with research and fundraising activities for sleep disorders, respiratory infections, asthma, COPD, mucociliary clearance and has promoted patient safety via Health Education England.     

Professor Chakravorty has an esteemed educational and training background, graduating with an MBBS from the Calcutta Medical College at University of Calcutta, India in 1992. He moved to UK in 1994 where he continued his training, received a PhD qualification in Health Service Studies at Warwick Business School and underwent a fellowship at the Royal College of Physicians in London (FRCP Medicine). 

Reflecting his health service study background, Professor Chakravorty is passionate about medical education, quality assurance, governance and strategic leadership. He is a senior lecturer at St George's University and School of Postgraduate Medicine at the University of Hertfordshire and was deputy postgraduate dean for Health Education England in north east London from 2012 to 2020.    

In addition to his respected academic career roles, Professor Chakravorty is the chair of the British Association for Physicians of Indian Origin's (BAPIO) research and innovation forum and serves as editor for the Sushruta Journal of Health Policy and The Physician.

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Mr Hussain Alnajjar is a highly specialised consultant urological surgeon and andrologist based in central London. He is an honorary associate professor at UCL. With more than 18 years’ experience, he is renowned for his expertise in male infertility, erectile dysfunction and penile prosthesis surgery, Peyronie’s disease, male genital cancer, male hypogonadism (low testosterone) and priapism. Mr Alnajjar’s practise focuses on performing penile prosthesis surgery, genital reconstruction procedures, male genital cancer surgery (penile and testis cancers), microsurgical sperm extraction, vasectomy and vasectomy reversal. He also sees patients with all general urological conditions.

Mr Alnajjar is fully trained in all disciplines of urology and andrology. Having completed pre-clinical medicine at St Andrews University, Mr Alnajjar qualified with a medical degree from University College of London in 2005. This was followed by a Masters surgical degree in urology from the University of Edinburgh, with distinction. From there, he undertook his rotational training programme across London’s leading hospitals, including the Royal Marsden Hospital, before going on to achieve higher surgical urology training at Addenbrooke’s Hospital. In 2017, Mr Alnajjar accomplished an advanced fellowship in surgical andrology and genito-urethral oncology at the renowned specialist andrology unit at University College London Hospitals, further refining his skills in all aspects of male health. Mr Alnajjar is dually qualified as a fellow of both the Royal College of Surgeons of England and the European Board of Urology.

Additional to his clinical responsibilities, Mr Alnajjar has contributed greatly to research with more than 100 peer-reviewed publications and 14 book chapters, including a chapter in the Oxford Handbook of Urology. He is also an MRCS examiner for The Royal College of Surgeons of England, and a member of the European Board of Urology examination committee. ​Mr Alnajjar has been recognised multiple times for his clinical and academic achievements, including with the coveted Urolink Travel Award in 2011.
 

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Dr Jakub Lagan is a consultant cardiologist in Warrington who specialises in cardiac imaging, cardiac computed tomography and stress echocardiograms alongside cardiac magnetic resonance, CT coronary angiograms and echocardiograms.  He privately practises at Venturi Cardiology while his NHS base is the Royal Liverpool University Hospital.

In his daily practice, he deals with all aspects of general cardiology and supervises cardiac computed tomography, magnetic resonance imaging and echocardiography lists. He also coordinates imaging multidisciplinary meetings which are a forum to discuss challenging cardiac imaging cases.

Dr Lagan studied medicine at the Jagiellonian University in Cracow, Poland and at the University of Antwerp, Belgium. He was recognised as one of the top students in his cohort and was awarded academic scholarship for four consecutive years. He also received the Socrates/Erasmus Exchange Programme Scholarship which allowed him to study in Antwerp, Belgium. Already as a medical student, he developed a keen interest in cardiology, winning prizes at the Medical Students’ Conferences for his work on hypertension.

Dr Lagan underwent his general medical and cardiology training in Merseyside and developed his sub-specialty interest in cardiac imaging early on. He has worked and trained in many hospitals in the North West including Aintree University Hospital, Royal Liverpool University Hospital, Countess of Chest Hospital, Arrowe Park Hospital, Liverpool Heart and Chest Hospital and Wythenshawe Hospital.

Dr Lagan has extensive expertise in all aspects of cardiac imaging and holds a variety of internationally recognised imaging accreditations including transthoracic echocardiography (BSE, British Society of Echocardiography), transoesophageal echocardiography (BSE, British Society of Echocardiography), cardiac computed tomography (SCCT, Society of Cardiovascular Computed Tomography) and cardiac magnetic resonance (SCMR, Society for Cardiovascular Magnetic Resonance). After completing his cardiac imaging training, he underwent additional three month long cardiac magnetic resonance fellowship at the internationally acclaimed Brompton Hospital in London.

Dr Lagan completed a four year long PhD programme in cardiac imaging at the University of Manchester. During that time, he was awarded a Clinical Pump-Priming Scholarship and he was a recipient of the Clinical Research Training Fellowship Grant from the British Heart Foundation (FS/17/47/32805). His research focused on links between a variety of cardiac and systemic conditions and cardiac inflammation. Dr Lagan has an extensive list of publications including eighteen articles in peer reviewed journals and nineteen abstracts. His research has been presented at a vast number of international conferences and has included sixteen poster presentations and nine oral presentations.

The largest trial Dr Lagan supervised enrolled over 600 patients and examined links between chronic obstructive pulmonary disease and heart failure. His work was published in a high impact medical journal (JACC Cardiovascular Imaging), presented at the International SCMR Conference and it won the Clinical Early Career Award.

Dr Lagan also has a keen interest in medical education holding the Royal College of Physicians' 'Doctors as Educators' accreditation and being an associate fellow of the Higher Education Academy.

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Dr Rovshan Izamov is a distinguished consultant aesthetic doctor, dermatologist, and anti-ageing specialist.  He is renowned for his expertise in clinical dermatology, hyaluronic acid applications such as Profhilo, anti-ageing treatments, acne and cosmetic dermatology.

With over 15 years of experience, Dr Izamov currently serves as a consultant dermatologist and anti-ageing specialist at 104 Harley Street and Epping Beauty Clinic.

After qualifying with is primary medical degree, Dr Izamov completed his foundational medical training at King’s College Hospital. His commitment to excellence in patient care led him to pursue a Postgraduate Diploma in Clinical Dermatology from Queen Mary University of London. Notably, his career took a significant leap forward on Harley Street, where he honed his skills under the mentorship of the best in the aesthetic medicine field.

Dr Izamov stands as a pioneer in the UK, being the first to introduce Profhilo treatments. His innovative approach and commitment to staying at the forefront of medical advancements make him a go-to professional for those seeking cutting-edge anti-ageing solutions. Patients can trust Dr Izamov's expertise, backed by a wealth of experience and a dedication to delivering the highest standards of care. 

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Dr Anita Arya is a Consultant Cardiologist and Electrophysiologist based in Wolverhampton.  She specialises in arrhythmia, atrial fibrillation (AF) and supraventricular tachycardia (SVT) alongside device therapy for heart failure and sports cardiology. She sees patients with a number of different cardiac symptoms for example, breathlessness, chest pains and palpitations, as well as loss of sports performance. She practises at New Cross Hospital, Wolverhampton, both privately and for the NHS (Royal Wolverhampton Hospitals NHS Trust). She also has an e-Consultation clinic.

She has over 15 years experience in cardiac electrophysiology and is an experienced practitioner in AF and SVT ablation, as well as simple and complex device therapy such as cardiac resynchronisation therapy defibrillators. 

Dr Arya, who is also involved in clinical governance and risk management, prides herself in her extensive management and interpersonal skills that come with running a large devices service at her NHS trust. 

She graduated in 1997 with an  MBBS and  B. Med.Sci(Hons.) from Newcastle University and was awarded an MD from St George’s University of London for her thesis entitled 'Device Management and the treatment of Atrial Fibrillation'. She also has an accreditation in EP/Devices from Heart Rhythm UK, the affiliated group of the British Cardiovascular Society dedicated to cardiac arrhythmia care and electrical device-based therapies.

Dr Arya did higher and specialised training would say has undertaken higher and specialist training at St George’s University of London and also undertaken  fellowships at the esteemed Freeman Road hospital in Newcastle upon Tyne and Asklepois etc under Prof. Karl Heinz Kuck. 

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Mr Arjun Shankar is a distinguished consultant general surgeon based in London. Specialising in a variety of upper and lower GI surgical procedures, his expertise includes gastrointestinal endoscopy, sarcoma, pancreatitis, hernia, abdominal wall reconstruction, and gallbladder surgery.

Mr Shankar qualified in medicine at the University of London in 1990 before undergoing surgical training at a range of esteemed institutions including The Middlesex, University College and Hammersmith Hospitals. He completed extensive research in the development of colorectal liver metastases, for which he was awarded an MD. Mr Shankar is also an appointed fellow of the Royal College of Surgeons. Throughout his esteemed career, he has held a number of senior positions and helped to lead and develop the internationally renowned surgical unit at University College Hospital, which specialises in pancreatic disease and is one of the largest of its type in Europe. Mr Shankar is also renowned for his expertise in dealing with complex recurrences and complications and uses a wide range of innovative reconstructive technologies and techniques. He also leads the Abdominal Sarcoma Unit within the London Sarcoma Service and the Abdominal Wall Reconstruction Unit at HCA The Lister Hospital, where he sees patients in private practice as a consultant general surgeon.

Mr Shankar previously held the position of divisional clinical director of gastrointestinal services at the University College London Hospitals NHS Foundation Trust. He has published a number of academic papers which appear in peer-reviewed journals. He was also a member of the 'Outstanding' team at The Lister Hospital, recognised by the Care and Quality Commission (CQC).

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