Medical specialists – Top Doctors UK
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Professional statement

Mr Mohammed Masood is a leading consultant gynaecologist based in London and Essex. His specialist interests include keyhole surgery and aesthetic gynaecology.

Mr Mohammed Masood is highly experienced in performing laparoscopic hysterectomies, laparoscopic myomectomies, laparoscopic treatment of prolapse, i.e. laparoscopic sacrocolpopexy and laparoscopic sacrohysteropexy. He also has extensive experience in aesthetic gynaecology and provides unbiased, scientific advice and treatment related to this area. He regularly performs cosmetic gynaecology procedures. He offers a range of cosmetic treatment, surgical and non-surgical vaginal tightening (for example, ThermiVa therapy), and labiaplasty for clinical indications. These services are provided in confidence, in a discrete environment for patient confidentiality. Mr Masood uses his knowledge and skills to offer a holistic approach at his medical practice.

Mr Masood qualified from Nishtar Medical College in Multan with an MBBS. Following on from graduating, he completed a fellowship in obstetrics and gynaecology, which was awarded to him by The College Of Physicians and Surgeons Pakistan (FCPS) due to his work at Shaikh Zayed Hospital & The Federal Postgraduate Medical Institute in Lahore, Pakistan.

Mr Masood moved to the UK in 1999 and gained extensive experience in the field of obstetrics and gynaecology, in 2001 he became a member of The Royal College of Obstetricians and Gynaecologists. Mr Masood later went on to join the national training programme at the London Deanery. He would go on to work at Harold Wood Hospital, University College London Hospital, Homerton University Hospital, Queens University Hospital and Newham Hospital.

He was awarded a certificate of completion of specialist training in 2007 and was appointed as a consultant at The Queens University Hospital in Romford. During this time, Mr Masood also completed a diploma in advanced gynaecological endoscopy at The University of Surrey.

Mr Masood trains 38 junior doctors at The Deanery where he holds the post of college tutor. He is also the examiner for the MRCOG part 2 Examination.

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Mr Satish Madhavarajan is a leading consultant oral and maxillofacial surgeon with private practices in Worthing and Chichester.

He has trained extensively in numerous aspects of oral and maxillofacial surgery, including salivary gland surgery, skin cancer surgery and facial reconstruction. He is a leading specialist in skin cancer surgery of the face and reconstruction. In fact, Mr Madhavarajan is the skin cancer lead at St Richard's Chichester and Worthing Hospitals. Furthermore, he holds highly professional knowledge and skill in the treatment of salivary stones, wisdom teeth, issues with the TMJ (temporomandibular joint) and facial pain. He can also provide head and neck cancer diagnosis and diagnose benign head and neck lumps and conditions.

He worked in Brunei with a dual-qualified oral and maxillofacial surgeon who inspired him to become a ''Maxfax surgeon''. With this background, Mr Madhavarajan went on to study dentistry at Kings College in London (2010) and trained as an oral and maxillofacial surgeon in the UK. 

Not only does Mr Madhavarajan dedicate his career to providing first-class care to all patients, but he also commits to teaching. He is an ATLS (Advanced Trauma Life Support programme) instructor and the educational lead for the Maxillofacial Unit (MFU) at Western Sussex hospitals.

Mr Madhavarajan has also trained in Facial Aesthetics (Botox and Fillers), in his continued commitment to offering patients with the best possible surgical and non surgical results.

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Mr Tom Pollard is a leading UK consultant orthopaedic surgeon and hip and knee specialist based in Reading. 

He performs a high volume of hip and knee surgeries: patients often seek his medical services for his extensive skill in hip and knee joint replacements (arthroplasty) as well as the complex revision of hip and knee replacements. He performs more than 250 hip and knee replacements annually and implements the latest techniques, including NAVIO robotic knee replacement. He is also a UK expert on hip arthroscopy and knee arthroscopy. Since becoming a consultant, Mr Pollard has performed over 1800 hip arthroscopy procedures and performs approximately 250 each year, making him one of the most experienced surgeons in the UK in arthroscopy

Among the conditions he treats are knee arthritis, hip arthritis, labral tears and young adult hip conditions. Mr Pollard's pioneering research has been recognised by the International Society for Hip Arthroscopy: he won two of the first three annual awards. This achievement has contributed to his international reputation as a specialist in the cause and treatment of young adult hip conditions. What's more, he is recognised to have written many of the most important publications in the field of young adult hip surgery.

Mr Pollard has always been an avid researcher. Throughout his studies and professional career, he has contributed to orthopaedic research and has over 40 peer-reviewed scientific research publications in orthopaedic journals. He also collaborates with the University of Oxford on research and clinical trials.

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Dr Mark Rosenthal is a leading London-based consultant respiratory paediatrician. He specialises in chest and airway problems in children, which includes conditions such as asthma, pneumonia, croup and recurrent chest infections. He treats recurrent cough, wet coughs and breathlessness.

He is one of very few paediatricians in the UK who dedicates himself primarily to paediatric respiratory medicine. He practises at various prominent clinics in the capital, including The Royal Brompton Hospital, which is the national referral centre for diseases of the lungs and heart. The centre is home to one of the largest clinics for cystic fibrosis in the world.

Aside from his expertise in conditions that affect the lung/chest, Dr Rosenthal also addresses sleep disorders (such as insomnia) and associated symptoms that some children face, including recurrent waking, early waking, night terrors, snoring, restless sleep and nightmares. Dr Rosenthal is aware that children have become more technology dependent than ever before and he helps implement strategies to stop this from affecting children's sleep.

Dr Rosenthal is also a fellow of The Royal College of Paediatrics and Child Health and a member of prestigious institutions that are related to his specialty, such as The British Paediatric Respiratory Society.

He has been invited to give lectures across Europe and in countries such as the USA, Japan, Peru and South Africa. He has also appeared as a medical expert in legal cases in the UK high court and court of appeal and given evidence to a House of Lords select committee on allergy. He continues to be an active researcher and contributes work to various medical journals.

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Dylan Walsh is a leading HCPC registered physiotherapist based in London, who specialises in orthopaedic manual physical therapy, sports physiotherapy and musculoskeletal physiotherapy alongside massage therapy, muscle tension and movement disorders. He privately practises at the Opus Biological clinic at King Edward VII’s Hospital and his NHS base is the Royal Free Hospital, London. 

Dylan has significant experience in strength and conditioning and his evidence-based approach utilises a combination of functional rehabilitation, manual therapy, and activity-specific tailored programmes.

He is committed to providing the highest quality of care for his patients, and his philosophy is to enable people of all ages to participate in exercise for longevity and quality of life. 

Dylan previously worked at the National Indoor Athletics Centre, Wales where he was a sports injury and rehabilitation specialist as a member of the Wales Triathlon medical team. He also was a strength and conditioning coach for youth athletes in tennis, football, rugby and athletics, where he focussed on optimising movement patterns for sporting development. 

This experience has allowed him to offer individualised running gait analysis for those returning to activity following injury. He has also volunteered for Stroke Association UK where he provided neurorehabilitation for men and women following a stroke, the London Marathon 2021 as a volunteer roadside physiotherapist for participants and he provided pre and post-physiotherapy treatment for those competing in the Queen Elizabeth Park Velodrome Challenge for the Great Ormond Street Hospital charity.

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Professor Alex O'Neill-Kerr is a highly revered general adult psychiatrist who specialises in transcranial magnetic stimulation (TMS), depression, OCD, anxiety, and post-traumatic stress disorder. He currently practises at the Transforming Mind Solutions clinic.

Professor O'Neill-Kerr, who is the current medical director and clinical lead at the clinic, also specialises in transcranial direct current stimulation, ketamine, and vagus nerve stimulation. Until his retirement in 2020, as a visiting lecturer, Professor O'Neill-Kerr occupied the role of visiting Professor in neuromodulation at the University of Northampton.

Notably, Professor O'Neill-Kerr has authored and co-authored a substantial number of papers on TMS. He lectures both nationally and internationally on TMS at the Royal College of Psychiatry International Meeting and The Royal College of Psychiatry ECT training days. Professor O'Neill-Kerr is actively researching how effective transcranial magnetic stimulation can be in terms of treating patients with depression and anxiety.

He was a principle investigator in the NIHR BRIGHTMIND study researching Theta burst, Navigated TMS vs standard TMS, the biggest TMS study in Europe due for publication in 2023. He has racked up eight years of experience with regards to the investigation into how this specific treatment option can work for depression in cases where anti-depressants have not been effective.

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Ms Lina Osman is a leading consultant ophthalmologist based in Leicester. With over 10 years of experience in her field, Ms Osman is highly skilled in a wide range of ophthalmological surgical procedures. She is an expert in the treatment of glaucoma, including minimally invasive glaucoma surgery (MIGS), as well as selective laser trabeculoplasty (SLT), cataract surgery and YAG laser capsulotomy.

Ms Osman first qualified with an MBBS, before going on to receive an MSc in Community Eye Health from the London School of Hygiene and Tropical Medicine, and an FRCOpth from the Royal College of Ophthalmologists.

Ms Osman currently practises at the Stoneygate Eye Hospital and the University Hospitals of Leicester NHS Trust. She trained at several hospitals across the UK, such as the Norfolk and Norwich University Hospitals, the Royal Free Hospital and King’s College Hospital in London. She completed her subspecialty training in glaucoma at the Queen’s Medical Centre at Nottingham University Hospitals NHS Trust.

In addition to her clinical work, Ms Osman is renowned for her contributions to medical education and research. She has published several scientific articles in peer-reviewed medical journals. She is also involved in the training and examination of junior optometrists. 

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Dr Margareta Griesz-Brisson MD, PhD, is one of Europe's leading consultant neurologists who is based on Harley Street in London. She is the Medical Director of The London Neurology & Pain Clinic, where she currently sees patients.

She specialises in neurology, neuro-regeneration, neuroplasticity, neurotoxicology, environmental medicine and pain management. The uniqueness of this clinic is the working philosophy which is based exclusively on physiological methods based on support and biology, rather than on suppression and pharmacotherapy.

Dr Griesz-Brisson is a member of the American Academy of Neurology, European Federation of Neurological Societies, European Academy of Environmental Medicine, and many others. She also consistently serves as a medico-legal expert in the United Kingdom, Norway, Germany, Switzerland and the United States.

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Dr Amelia Davison is a highly-trained and skilled consultant obstetrician and gynaecologist based in London. She specialises in problems of early pregnancy in addition to providing general gynaecology care, including menstrual problems, contraception and menopause. In addition she is skilled in hysteroscopy and open and laparoscopic (key hole) surgery. She is able to offer one-stop services, which include seeing, scanning and managing patients in one appointment. What's more, Dr Davison has a passion for delivering babies. She finds it a true privilege to journey with a patient from the early stages of pregnancy through to delivery.

Dr Davison is highly qualified, with an MBChB (Hons) from the University of Leeds. Following her degree, she completed her specialist obstetrics and gynaecology training in the Yorkshire deanery. She undertook additional specialist training as a research fellow in early pregnancy and gynaecology ultrasound at King's College Hospital.

Her work has been published in numerous peer-reviewed journals and she has delivered national and international oral presentations in problems of early pregnancy. She regularly manages patients with recurrent miscarriage and early pregnancy complications. She was appointed a substantive consultant at Homerton University Hospital in 2014 where she is currently lead for early pregnancy.

Dr Davison is also an experienced clinical educator. She is the regional lead trainer for hysteroscopy and is course orgsaniser for the combined Royal College of Obstetrics and Gynaecology (RCOG) and British Society for Gynaecological Endoscopy (BSGE) hysteroscopy course. 

Dr Davison is dedicated to providing the optimum care for her patients and she holds two clinical excellence awards. She prides herself in empathising with the complexities of obstetrics and gynaecology treatment for her patients. She offers a unique, personal and supportive service, ensuring they receive the best-possible individualised care.

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Mr William Jackson is a leading consultant orthopaedic surgeon based in High Wycombe and Oxford. His areas of expertise lie in knee replacement, knee arthroscopy, partial replacement, ligament reconstruction, anterior cruciate repair and revision knee surgery.

Mr Jackson works exclusively as a knee surgeon and is internationally recognised as a leader within the field of knee surgery.

He completed his orthopaedic training in Oxford and later undertook 12 months of specialist fellowship training in knee surgery in 2007. It took place at the North Sydney Orthopaedic and Sports Medicine Centre under the tutelage of Prof Leo Pinczewski - a pioneer of modern ligament reconstruction surgery.

In addition to his areas of expertise, Mr Jackson has a particular interest in sports knee injuries and arthroscopic ligament reconstructions. He also treats patients with knee arthritis. Furthermore, he has a research interest in improving ways of training future knee surgeons using virtual reality and surgical simulators. He is currently involved in developing modern technology in knee surgery, including the use of 3D printing technology and robotics.

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