Page 14 - Best Ultrasound doctors: TOP 504 doctors

Professional experience

2007. Director of the Assisted Reproduction Unit of the Quironsalud University Hospital of Madrid since its opening.

2004-06 Private consultation on assisted reproduction in Madrid.

1994-96. Deputy Physician. Department of Gynecology and Obstetrics. Hospital 12 de Octubre, Madrid.

Membership in scientific societies

-He is a member of the Spanish Society of Gynecology and Obstetrics (SEGO).

-Spanish Society of Fertility (SEF);

-European Society of Human Reproduction (ESHRE)

-American Society for Reproductive Medicine (ASRM).

Research and Teaching

In recent years, he has conducted over 30 conferences, 20 presentations and 15 talks at courses and conferences in his specialty. He has written 5 book chapters and coordinated 4 monographs.

2010 Associate Professor. European University of Madrid.

2004-07 Professor of Master in Human Reproduction. Spanish Fertility Society and Complutense University.

1990-98 Professor, PhD student. Training Center for Medical Specialists (CTO)

Dr. Alper Karaoglan is a Professor of Neurosurgery at Memorial Bodrum Hospital. He has many years of experience in neurosurgery. He worked at Maltepe University Faculty of Medicine and Taksim Training and Research Hospital in Istanbul. Since 2008, he has held the positions of Professor, Associate Professor, and Assistant Professor in neurosurgery.

Dr. Karaoglan is a member of the Turkish Medical Association and the Turkish Neurosurgical Society. He has received several awards. These include the Best Paper Award at the Turkish Neurosurgical Society Scientific Congress in 2005 for his research on resveratrol’s protective effects after subarachnoid hemorrhage, and the Young Neurosurgeon Encouragement Award in 2008.

Education

Major degree in Medicine and Surgery (MBBS) Medical School University of Perugia, Italy. (2000-2006)

Internship at the Department of Cardiac Surgery, “S. Maria della Misericordia” University Hospital, Perugia, Italy. (2005 – 2006)

Clinical registration for Medicine and Surgery, “S. Maria della Misericordia” University Hospital, Perugia, Italy. (2006 – 2007)

Completion of the Italian Board Exams for the Medical and Surgical profession (Esame di Stato). Marks 262.5 / 270. Medical School University of Perugia, Italy. (June 2007)

Certificate of Completion of Training (CCT) in Cardiac Surgery. Marks 50/50. Thesis: “Trans-catheter Aortic Valve Implantation (TAVI) – A single centre experience”. Department of Cardio-thoracic Surgery “San Matteo” University Hospital, Pavia, Italy. (July 2014)

Training and Professional Experience

Junior Clinical Fellow in Cardiac Surgery, Department of Cardiac Surgery, “S. Maria della Misericordia” University Hospital, Perugia, Italy. (2007 – 2008)

Clinical Fellow in Cardiac Surgery, Department of Cardiac Surgery, “S. Maria della Misericordia” University Hospital, Perugia, Italy. (2008 – 2009)

Resident in Cardiac Surgery (CTh), Department of Cardio-thoracic Surgery, “San Matteo” University Hospital, Pavia, Italy. (2009 – 2014)

Cardiac Surgery Trainees Representative and Member of the Board of the School of Cardiac Surgery. “San Matteo” University Hospital, Pavia, Italy. (2011 – 2014)

Fellowship in Heart Transplant, Department of Cardio-thoracic Surgery “San Matteo” University Hospital, Pavia, Italy. (2011 – 2012)

Fellowship in Trans-catheter Aortic Valve Implantation (TAVI), Department of Cardio-thoracic Surgery “San Matteo” University Hospital, Pavia, Italy. (2013 – 2014)

Chief Resident in Cardiac Surgery, Department of Cardio-thoracic Surgery, “San Matteo” University Hospital, Pavia, Italy. (2013 – 2014)

Fellowship in Adult Cardiac Surgery, Department of Cardio-thoracic Surgery, St. Georges University Hospital, London, UK. (2014 – 2015)

Senior Specialty doctor in Cardiac Surgery, Department of Cardio-thoracic Surgery, Hull and East Yorkshire University Hospital, Hull, UK. (2015 – 2022)

Lead of Trust Appointed Doctors to the SCTS for the Cardio-thoracic Unit, Department of Cardio-thoracic Surgery, Hull and East Yorkshire University Hospital, Hull, UK. (2020 – 2022)

Director of the Cardiac Surgery Unit, German Medical Institute, Limassol, Cyprus. (2022 – present)

Scientific Activity

MD: Thesis: “The importance of the surgical timing on post-operative outcome in patients with acute endocarditis of native valve”. Medical School University of Perugia, Italy. (April 2005 – December 2006)

Collaborator at the multi-centre National project “Effects of Covid-19 Pandemic on the Provision of Cardiac Surgery in the UK”. Department of Cardio-thoracic Surgery, Hull and East Yorkshire University Hospital, Hull, UK. (2020 – 2022)

Co-investigator at the COMICs multi-centre International Randomised Controlled Trial (RCT) comparing Mini-Bypass (MIECC) with conventional bypass. Department of Cardio-thoracic Surgery, Hull and East Yorkshire University Hospital, Hull, UK. (2018 – 2022)

Co-investigator at the ROUTE multi-centre international registry, aimed to analyse the effectiveness and safety of Transaortic (TAo)-TAVI as a first line approach and to compare it to patients receiving TAo-TAVI as a last resort, which is current practice. Department of Cardio-thoracic Surgery, “San Matteo” University Hospital, Pavia, Italy. (2013 – 2014)

Special Interest

Myocardial revascularisation (coronary by-pass surgery with MIECC)

Aortic surgery (thoracic aorta aneurysm repair)

Aortic valve replacement or repair (minimal invasive, TAVI)

Mitral valve surgery (replacement or repair)

Heart transplant

Memberships

Founder member of the Cypriot Society of Cardiothoracic surgeons (CSCTS)  founded in 2023.

Member of the European Association for Cardiothoracic Surgery (EACTS)

Member of the Society for Cardiothoracic Surgery (SCTS) in Great Britain and Ireland

Registration at the Cypriot Ministry of Health as Specialist in Cardiac Surgery (2016)

GMC-UK Specialist Register: Cardiothoracic Surgery (2014)

Italian Medical Council (Ordine dei Medici-Chirurghi): Full Registration with Licence to practise (2008 – 2014)

With 41 years of experience, the doctor is a highly accomplished urologist in Germany. He graduated from Johannes Gutenberg University, Mainz, and completed his doctorate in nephrology in 1980. Since 1994, he has served as a lecturer at Goethe University in Frankfurt am Main. His clinical focus includes urological oncology, minimally invasive prostate cancer treatment, organ-preserving kidney tumor operations, and reconstructive urology. The doctor has authored over 100 scientific papers, contributing significantly to the field of urology.

Professor Jair Bar, MD, PhD, is a thoracic oncologist and Deputy Director of the Cancer Center at Sheba Medical Center. He leads the Thoracic Oncology Unit. He treats lung cancer, including advanced non-small cell cases. His care includes medical oncology, radiotherapy, immunotherapy, and targeted therapy.

He runs a translational research lab focused on resistance to immunotherapy. He has published on exhaled-breath cancer metabolism and on angiogenesis inhibition in lung cancer.

He has chaired the Israel Lung Cancer Group since 2003. He is a member of the Israel Society of Clinical Oncology and Radiotherapy, the American Society of Clinical Oncology, and the American Association for Cancer Research. He is board-certified in Medical Oncology and Radiotherapy Oncology. He is a Senior Lecturer at Tel Aviv University.

The doctor completed medical studies at the University of Vienna in 1998, with training at UCLA and the University of Pennsylvania. From 2000 to 2006, the doctor trained as a specialist in internal medicine at Vienna General Hospital, followed by additional specialization in gastroenterology and hepatology from 2006 to 2008, and internal intensive care medicine from 2008 to 2010.

The doctor established and managed the hepatic hemodynamics laboratory and the outpatient clinic for cirrhosis at the Medical University of Vienna in 2003. Since 2018, the doctor has been head of the Department for Internal Medicine I at the Hospital of the Barmherzigen Brüder Vienna.

The doctor is a specialist in general and visceral surgery, serving as a surgeon at the Department of General Surgery at the Medical University of Vienna. Leading the gastric and esophageal surgery team, the doctor is also the Head of the Gastroesophageal Tumor Unit at the Comprehensive Cancer Center in Vienna.

With over 240 specialized articles published, the doctor has held significant roles such as General Secretary of the Austrian Society of Surgical Oncology since 2014 and Head of Upper-GI-Service since 2012. The doctor is an Associate Professor for Surgery and has been a specialist in upper-GI-surgery since 2007.

Professor Marek Ehrlich is a cardiac surgeon at University Hospital Vienna. He has led the hospital’s aneurysm program since 2010. He graduated from the Medical University of Vienna and specializes in cardiac surgery. He has also trained internationally at Stanford, Birmingham, Houston, and Mount Sinai Hospital in New York.

Dr. Ehrlich has published over 100 scientific articles on aneurysm surgery. He has led research in neuroprotection and endovascular techniques. He has received several international awards for his work. Dr. Ehrlich often speaks at major global conferences. He is fluent in English and Polish.

Prof. Gil Raviv, MD, PhD, is Director of the Andrology Unit at Sheba Medical Center. He was listed among the Best Doctors in Israel by Forbes in 2024. He is a leading expert in male fertility, sexual medicine, and reconstructive urology.

His primary focus is male infertility and fertility preservation. He performs advanced semen analysis according to WHO standards. He carries out testicular sperm retrieval (TESE, TESA, MESA) and semen cryopreservation. He also provides comprehensive fertility diagnostics with histological analysis.

He is a Professor at Tel Aviv University. He trained in Siena, Rome, and Tel Aviv. He completed a fellowship in infertility and impotence at Erasme Hospital. He received advanced training in reconstructive urethral surgery in Ghent. He is a member of the European Association of Urology, the International Society for Sexual Medicine, and the Israeli Urological Association.

The doctor is an oncosurgeon with 25 years of experience, specializing in rectal and colon cancer treatment, bariatric surgery, and esophageal cancer treatment.

With over 15,000 surgical procedures performed, the doctor conducts more than 1,000 minimally invasive surgeries annually, utilizing laparoscopic and robotic techniques.

A member of international medical societies, the doctor is the president of the Association of Surgeons-Endoscopists in Europe and lectures on advanced surgical techniques and laparoscopy.

Renowned as a pioneer in gastrointestinal surgery, the doctor was the first to perform groundbreaking procedures such as gallbladder removal through the mouth and the first transanal total mesorectal excision (TaTME).

The doctor is an accomplished oncosurgeon with extensive experience in urology. As the Head of the Samsung Department of Urology, the doctor has led numerous innovative surgical procedures and contributed to significant advancements in the field. The doctor is recognized for expertise in minimally invasive techniques and has been instrumental in developing new protocols for cancer treatment. The doctor is highly regarded for a commitment to patient care and has received multiple accolades for contributions to medical research and education.

The doctor is a highly skilled gynecologist with a specialized focus in oncogynecology, providing expert care in the diagnosis and treatment of gynecological cancers. With extensive experience in both surgical and non-surgical approaches, the doctor is committed to advancing women's health through innovative treatments and compassionate care.

The doctor is an accomplished oncogynecologist with extensive experience in treating gynecological cancers. Specializing in advanced surgical techniques and personalized treatment plans, the doctor has contributed significantly to improving patient outcomes. With numerous publications in peer-reviewed journals, the doctor is recognized for expertise in minimally invasive procedures and has been a keynote speaker at international conferences.

The doctor holds board certification in gynecologic oncology and is actively involved in clinical research, focusing on innovative therapies and early detection methods. The doctor is affiliated with a leading medical institution and collaborates with multidisciplinary teams to provide comprehensive care.

The doctor is a highly experienced oncologist with a focus on innovative cancer treatments and personalized patient care. With over 15 years of experience in the field, the doctor has contributed significantly to advancements in chemotherapy and immunotherapy. The doctor is board-certified and has published numerous research papers in prestigious medical journals. The doctor is also actively involved in clinical trials and has been a keynote speaker at several international oncology conferences.

Prof. Ben Boursi is a physician in the Gastrointestinal Cancer Department at Sheba Medical Center. He specializes in internal medicine, medical oncology, and cancer epidemiology. He is board certified in internal medicine and medical oncology. He earned a B.Med.Sc (summa cum laude) and an MD (magna cum laude) from Tel Aviv University.

He completed clinical and research fellowships in GI oncology and cancer epidemiology at the University of Pennsylvania. He also completed electives at MD Anderson and Mayo Clinic. He founded the ECOG-ACRIN Microbiome Working Group. His microbiome-oncology research has been published in leading journals, including Science, and highlighted by ASCO.

He developed predictive models for early diagnosis of colorectal and pancreatic cancers. These models are now in clinical evaluation. He holds an academic appointment at Tel Aviv University. He is also an Associate Scholar at the University of Pennsylvania.

Dr. Zohar Dotan is Head of the Urology Department at Sheba Medical Center. He is a leading uro-oncologist and a pioneer of robotic and laparoscopic urologic surgery in Israel.

He has authored more than 50 scientific publications. He is a regular speaker at international conferences. He has received awards from the American Association of Clinical Surgery, including recognition for research in prostate cancer treatment.

Leadership and credentials: Head of the Israeli Uro-Oncology Society. Assistant Professor at Tel Aviv University. Member of the Israeli, American, and European Urological Associations. Training: MD from Tel Aviv University and a PhD in Genetics. Urology residency at Sheba Medical Center. Fellowship in uro-oncology and laparoscopic surgery at Memorial Sloan Kettering, New York.

The doctor is a top gastroenterologist specializing in the management of pancreatic, bile duct, and gallbladder cancers. With extensive experience, the doctor serves as a gastroenterology specialist at the Department of Gastroenterology at Samsung Medical Center.

The doctor completed medical education at Hanyang University College of Medicine in South Korea, with further training at Stanford University School of Medicine in the USA and Kyoto Second Red Cross Hospital in Japan. The doctor is also an active member of The Korean Society of Gastrointestinal Endoscopy and The Korean Society of Gastroenterology.

Professor Raanan Berger, MD PhD, is a medical oncologist and radiotherapist. He is Director of the Cancer Center at Sheba Medical Center and heads its clinical research unit. He was listed in Forbes Israel’s “Best Doctors” (2025). He leads the genitourinary oncology program with a focus on prostate cancer. His care includes systemic therapy and radiotherapy in a multidisciplinary, patient-centered model.

He is board-certified in oncology. He earned his MD and PhD at Tel Aviv University and completed his clinical training at Sheba. He then completed a postdoctoral fellowship at Dana-Farber/Harvard, focusing on prostate cancer with Dr. Philip Kantoff and molecular oncology in Dr. William C. Hahn’s lab. He is a member of ESMO and ASCO. He has co-authored more than 20 peer-reviewed papers, including studies on outcomes in high- versus very high-risk prostate cancer and on BRCA1/2 in large cohorts.

The doctor is a leading gastroenterologist in South Korea and Asia, specializing in the management of pancreatic, bile duct, and gallbladder cancers, as well as pancreatitis and gallstones.

Currently practicing at Samsung Medical Center, the doctor has an educational background from The Seoul National University College of Medicine and The University of California.

The doctor is an active member of several professional organizations, including The Korean Society of Gastrointestinal Endoscopy, The Korean Society of Gastroenterology, and The Korean Pancreatobiliary Association.

Dr. Nir Kleinmann, MD, directs the Endourology and Kidney Stones Unit at Sheba Medical Center. He is an expert in minimally invasive urology and urologic oncology. His focus is the kidney and upper urinary tract. He was named among Israel’s Best Doctors for 2025–2026 by Forbes and ResultMed.

He is a pioneer of kidney‑sparing laser surgery. He uses a dual‑laser system with neodymium and holmium for complex tumors. His expertise includes UTUC, kidney and prostate cancer, kidney stones, and BPH.

His research includes the OLYMPUS trial on chemoablation for UTUC. He has more than 60 publications.

He is an Israeli board‑certified urologist. He is a Fellow of the American Endourology Society and a member of the Israeli Urological Association and the EAU. He completed fellowships in Endourology and Minimally Invasive Surgery at Thomas Jefferson University. He also completed a fellowship in Kidney Cancer Research at McMaster University.