Medical specialists – Top Doctors UK
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Mr George Xirogiannis is a distinguished registered specialist periodontist based in London, with expertise in both non-surgical and surgical periodontal treatments. His specialisation extends to a range of procedures, including sinus lifts, implants, bone grafts, gum recession/gum graft surgery, and dental crown lengthening for gummy smiles.
 
In 2003, Mr Xirogiannis earned his Doctorate in Dental Surgery (D.D.S) from the University of Athens, Greece. Subsequently, he pursued advanced studies, obtaining an MSc in Periodontology from Queen Mary University, London, in 2008. This academic foundation has been pivotal in shaping his comprehensive understanding of periodontal care.
 
With over 15 years of invaluable professional experience, Mr Xirogiannis currently serves as a registered specialist periodontist at Bespoke Dental Fulham. In addition to his areas of expertise mentioned above, his clinical practice focuses on addressing soft-tissue deformities, bleeding gums, and gum recession, reflecting his dedication to providing holistic periodontal care.
 
Beyond his clinical practice, Mr Xirogiannis has actively contributed to the field through research, presentations, and educational roles. His commitment to advancing periodontal knowledge is evident in his involvement in various academic pursuits. Fluent in English and Greek, Mr Xirogiannis is not only a seasoned practitioner but also a well-rounded professional who continually seeks to enhance his skills and contribute to the broader dental community.
 
Prospective patients seeking an experienced and knowledgeable periodontist can confidently turn to Mr George Xirogiannis for personalised, high-quality periodontal care.

GDC: 84699

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Mr Andrew Smith is an expert consultant general surgeon in Leeds who specialises in treating pancreatic cancer, pancreatitis, gallbladder diseases and performing laparoscopic surgery for abdominal wall hernias, gallstones and hiatus hernias (reflux disease).

Mr Smith qualified from St Mary's in 1991 and joined as a Fellow of the Royal College of Surgeons in 1995. His postgraduate training took place in Leicester and Nottingham and then he went on to complete his laparoscopic and advanced HPB training at the Cleveland Clinic Foundation in the United States.

He has a vast amount of experience in his areas of expertise, performing over 80 major pancreas resections every year. He is also the Surgical Lead and Vice-Chairman for pancreatic disease within the Yorkshire Cancer Network and runs a research programme in benign and malignant pancreatic disease and medical education.

Mr Smith currently practices as an NHS consultant and privately in Leeds at the Spire Hospital and the Nuffield Health Hospital. As well as this, he also finds time to offer courses to GPs, which look at how to effectively manage gallstones, what to do with abnormal LFTs and how to treat acute and chronic pancreatitis and pancreatic cancer.

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Dr Angela George is a consultant medical oncologist in gynaecology and practices at the Royal Marsden Hospital in Chelsea, London. She attends to both private and NHS referrals at her clinic, specialising in treatment of gynaecological cancers such as ovarian and endometrial with a particular focus on the use of genomic information in treatment.

Her specialist knowledge surrounding genomic profiling and use of mutational information and inherited cancer syndromes assists Dr George in guiding her treatment at the Royal Marsden Hospital, where she is also clinical director of genomics. Furthermore, her oncogenetics practice takes in testing for inherited cancer syndromes.

Dr George began her training in medical oncology in New Zealand, moved to the Royal Marsden Hospital and undertook additional training in oncogenetics at the Institute of Cancer in London. It was here where she was awarded the Chairman's Prize for her thesis in ovarian cancer genetics.

Her genomics expertise saw her implement the Mainstreaming Cancer Genetics programme, which ran from 2013-2018. Her work has been adopted across the UK and across the world. The programme involved the introduction of genetic testing into the routine care of patients with ovarian, breast and pancreatic cancers and the current programmes have expanded into multiple tumour types.

Further to her industry-leading work, Dr George is the Cancer Clinical Lead of the North London Genomic Medicine Service and co-chairs the molecular tumour board. She also is involved in the National Cancer Research Institute gynaecological cancers group, the Precision Medicine working group for the European Society of Medical Oncology and the British Society of Genetic Medicine (BSGM). Dr George is the principal investigator at The Royal Marsden for multiple international trials and her research, particularly in cancer genomics and targeted treatments, has featured widely in various books and peer-reviewed publications.

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Dr Diana Mansour is a highly respected consultant in community gynaecology and reproductive healthcare. She is based in Newcastle but offers remote consultations for St Erme Medical. She has over four decades of experience, focusing on women's health, menopause, contraceptive methods, female sexual dysfunction, menstrual disorders and premature ovarian insufficiency.
 
Dr Mansour adopts a comprehensive approach to women's healthcare, prioritising patient involvement in decision-making and thoroughly exploring all available options. Despite holding various national and international roles in developing medical guidelines, her true passion lies in direct patient care, which motivated her to pursue a medical career.
 
Originally trained at the Welsh National School of Medicine in Cardiff, she later moved to London, where she continued her postgraduate studies in obstetrics and gynaecology. Specialising in Community Gynaecology, she relocated to the North East in 1995 and has served as an NHS consultant in community gynaecology and reproductive healthcare in Newcastle upon Tyne since 1997.
 
Dr Mansour can help women facing a wide range of medical gynaecological issues, including adolescent menstrual problems, complex contraception and sexual health issues, psychosexual concerns, heavy menstrual bleeding, premenstrual syndrome (PMS) , polycystic ovary syndrome (PCOS), hypothalamic amenorrhoea, and menopausal challenges. She is recognised as a specialist and trainer by the British Menopause Society.

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Dr Deborah Zeitlin graduated from Birmingham University Medical School in 2001 with an additional degree in psychiatry. She initially trained in Adult Medicine (gaining MRCP), before training in Paediatrics (FRCPCH) with sub-specialty qualification in Paediatric Intensive Care Medicine. She has been at Great Ormond Street Hospital since 2018 as a Consultant General Paediatrician and Named Doctor for Safeguarding (since 2020).
 
In addition to her clinical work, Dr Zeitlin sat on the European Paediatric Life Support Committee, from 2015 to 2022, and is a resuscitation instructor for children’s life support. She has written various publications (chapters, articles in peer-reviewed journals and various media publications) on child development, maternal foetal bonding, paediatric resuscitation, Kaposi’s sarcoma in children (an HIV-related condition), childhood anaesthesia and depression.
 
 

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Professor Jonathan Roos is an internationally renowned consultant ophthalmologist, oculoplastic and reconstructive surgeon based in London and Cambridge. He specialises in blepharoplasty and all areas of eyelid surgery, including the treatment of periocular skin cancer. He is additionally expert in treating ptosis (droopy eye), dark circles and other non surgical facial aesthetics. Professor Roos also specialises in a range of innovative treatments using light technology to treat dry eye including OptiLight. 

In partnership with highly respected fellow consultant ophthalmologist, oculoplastic and reconstructive surgeon Dr Rachna Murthy, Professor Roos established Face Restoration, a leading centre for excellence in facial aesthetics and diseases of the eye and eyelids. They are a highly respected duo of international renown who together have over fifty years of experience in the field. The pair seamlessly work as a team, using a unique approach to optimise results and ensure patient safety. The duo see all of their patients together, meaning that in every consultation, their patients benefit from a second expert opinion. Dr Murthy and Professor Roos also utilise the latest technology in every step of their treatment, with each consultation including 3D photo imaging and skin analysis with VISIA.

Using their expert knowledge, they have also developed Purifeyes™, a microbial and pH balanced periocular skin and eye cleanser. They two specialists also work as a team to train other aesthetic specialists on a course based in Cambridge to promote best practice, safety and excellent patient outcomes.

Professor Roos has an extensive academic background at the University of Cambridge, where he obtained a double first-class bachelor’s degree in surgery and medicine, as well as a master’s degree and a PhD. During this time, he also undertook a period of research at Harvard Medical School. Following this, he was awarded fellowships from the European Board of Ophthalmology, the British Oculoplastic Surgical Society, the Royal College of Ophthalmologists and the American and European Societies of Ophthalmic Plastic and Reconstructive Surgery, an achievement unique to Professor Roos. After spending numerous years in training and service at the renowned Moorfields Eye Hospital and within Ipswich and Cambridge NHS Foundation Trust, he took his passion for excellent patient care into private practice, both as a cofounder and specialist practitioner at Face Restoration.

As a leading expert in his field, Professor Roos is a valued educator for colleagues and trainee oculoplastic surgeons. He is a visiting lecturer at both the Università degli Studi di Milano and Mario Negri Institute’s pharmaceutical master’s programme in Bergamo and additionally teaches courses on safety in aesthetic and cosmetic surgery in the UK.

Professor Roos’ excellence in clinical research has been recognised with numerous prizes and awards throughout his esteemed career from the British Oculoplastic Surgery Society, the European Society of Ophthalmic Plastic and Reconstructive Surgery and the International Thyroid Eye Disease Society amongst others. In 2019, he won a both a global meeting prize and best British paper in oculoplastic surgery at an international conference of specialists held in Singapore. His academic work is widely published in leading medical journals and he has contributed to multiple textbooks on oculo-plastic surgery. He is an elected fellow and member of numerous esteemed societies within his field of expertise and until recently was president of the young section of the European Society of Ophthalmic Plastic and Reconstructive Surgery.

Professor Roos’ vast experience stems from numerous senior positions he has held internationally and he is board certified in several countries, including Switzerland and Sweden. He has also engaged in charitable projects as a visiting oculoplastic surgeon for children at Ruharo Eye Centre in Uganda. He is a fluent speaker of English, Swedish, German, Swiss German and French.

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Dr Abigail Farrell is an experienced GP who specialises in general health, preventive medicine, men's health, paediatrics, and preventive cardiology. She currently practises at St Erme Medical.

Dr Farrell considers her work as a GP a unique opportunity to be an integral part of a patient’s health journey. She is passionate about treating the patient as an individual and enjoys gaining a detailed understanding of their health concerns, how it is affecting them, and establishing a tailored treatment plan. She believes that providing patient education is paramount in empowering them to live happily and healthily.

She works within the independent and NHS sectors which includes a very busy urgent care department. She has a breadth of experience in the field of general health. She offers both women’s and men’s health reviews, including cervical screening and prostate checks. Whether your appointment is for a problem or health review, she will offer a comprehensive assessment and discuss the options available to you. Dr Farrell also offers visa, insurance, and driving medicals. She is registered with the FCDO (Foreign Commonwealth and Development Office).

Dr Farrell qualified from Warwick Medical School in 2010. Prior to medical training, she undertook a master’s degree in forensic anthropology at the University of Bradford and obtained a first-class honours degree in applied physiology and pharmacology from the University of the West of England, where she graduated first in her class. During her BSc, she spent a year studying in the United States within the field of neuroanatomy and neurophysiology, co-authoring a research paper which she later presented to colleagues within the same field at Oxford University.

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Dr Nina Salooja is one of London's leading haematologists. She is an NHS consultant at Imperial NHS trust based at the Hammersmith site and is also an adjunct Associate Professor/Reader to the faculty of medicine, Imperial College. She is a specialist in general haematology conditions including diagnosis and management of anaemia, neutropenia, thrombocytopenia, thrombocytosis, iron overload (including haemochromatosis) and iron deficiency. She is also an expert in thrombosis and haemostasis (blood clots and bleeding disorders), in particular deep vein thrombosis and pulmonary embolism. She has an additional specialist interest in the long term complications of stem cell transplantation.

Dr Salooja graduated from Oxford University in 1983 and completed her clinical training from St Thomas's Hospital in 1986. Subsequently she held research fellowships with the Leukemia Research Fund (LRF) and also the Medical Research council (MRC). She is a fellow of both the Royal College of Physicians and the Royal College of Pathologists.

Dr Salooja has held multiple leadership roles locally, regionally and internationally. She has published more than one hundred peer-reviewed articles, chapters and printed abstracts and her work is widely cited. She has contributed significantly to collaborative International guideline development with colleagues in Europe and the USA.

Dr Salooja is passionate about education. She is a fellow of the higher education academy and has a Masters degree in Education. She has won prizes for her teaching and held multiple leadership roles in education both at a University level and within NHS England.

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Dr Mashkur Khan is a leading London-based consultant physician, with a special interest in geriatric medicine and diseases common in the elderly population, such as dementia, Parkinson's disease and syncope.

From his main base at Nuffield Health Guildford Hospital, and his private clinics across Epsom, Weybridge, Guildford and New Malden, he provides clinical excellence in all aspects of general medicine. He is also the Dementia Lead at Epsom and St Helier University Hospitals NHS Trust.

Dr Khan deals with multi-system pathology and has vast experience in multi-system diseases which affect the quality of life of the patient, such as complex fainting and blackouts. He is also an expert in treating balance disorders and dizziness. 

Dr Khan is also considerably experienced in treating patients who present with an acute crisis, diagnostic dilemmas and atypical presentations. This could include unexplained weakness, weight loss or anaemia.

Alongside his clinical practice at the Nuffield Health Guildford Hospital, Dr Khan also devotes time to teaching and examining future doctors. He is an Honorary Senior Lecturer at St. George´s, University of London, as well as an examiner for the Membership of the Royal College of Physicians (MRCP) clinical examination, both in the UK and internationally.

Dr Khan has also been the District Tutor for the Royal Collge of Physicians at Epsom General Hospital, and a member of the Training Programme Board of the South West Sector London Deanery for Geriatric Medicine. He has given numerous lectures on syncope, and the possible causes of blackouts and loss of consciousness. In 2022, he began a highly esteemed three year visiting fellowship in partnership with The Geller Institute of Ageing and Memory and the University of West London.

He is an active member of a number of associations in his field, including the Royal Society of Medicine and the Movement Disorder Society, USA. He has previously held the position of Section President of the Royal Society of Medicine and currently sits on the Section Council.

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Dr Luis Barbosa is a highly qualified and revered dentist who specialises in zygomatic implants, immediate implants, dental implants, dental bone grafts, dental prostheses, as well as tooth wear. He is currently practising at the award-winning dental clinic 3 Step Smiles Glasgow.

Dr Barbosa achieved his first medical qualification in 2006, obtaining a degree in dentistry at Sao Paulo University in Brazil. After this, the revered dentist went on to successfully complete an LMD in dentistry, this time at Porto University in Portugal. He would then go on to obtain a MSc in aesthetic dental implantology from the University of Central Lancashire in 2015.

Notably, Dr Barbosa was awarded two international scholarships to attend both the University of Poznan, in Poland, and the world-renowned Faculty of Dentistry of Bauru at the University of Sao Paulo, Brazil. Interestingly, Dr Barbosa began his professional medical career in Sweden, where he gained a significant amount of experience in relation to world-class public dental service practices and protocols. He has has a postgraduate certificate in implantology to his name.  

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