Ali Kosar
- 4.8 Excellent • 5 reviews
- 35 years of experience
- Turkey, Ankara, Lokman Hekim University Ankara Hospital
Dr. Mustafa Aydın is an Internal Medicine specialist. He graduated from Gazi University Faculty of Medicine in 2009. He provides evidence-based care for adults, including diagnosis and treatment. He communicates in English.
His clinical focus includes chronic disease management, such as diabetes, hypertension, high cholesterol, and thyroid disorders. He treats gastrointestinal problems, including reflux, gastritis, ulcers, and liver diseases, and respiratory diseases like asthma and COPD. He manages infectious diseases. He provides preventive care with routine screenings, risk assessments, and personalized health plans.
Specialization
Education and advanced training courses
Professional biography
After completing his internship, he worked as a physician in a refugee camp (Kampala, Uganda) under the auspices of the Global Youth Movement for Africa (2007). He returned to Hadassah, where he worked in the orthopedic department during his residency.
From 2013 to 2014, he was an attending spine surgeon at the Bronx Hospital (New York). After returning to Israel, he currently works as a spine surgeon in the orthopedic department.
He actively uses robotic equipment and, together with the clinic’s team of doctors, has performed many complex operations to restore the structure of the spinal column.
Scientific activity
Participated in various clinical studies in California, Switzerland, and the USA. Teaches at the University of Jerusalem and Cornell Weill University, is a member of the Association of Orthopedists and the Congress of Vertebrologists (Milan). Has repeatedly received grants for research in the field of vertebrology. In 2017, he received an associate professor degree. Has a number of articles published in scientific journals.
Specialist in Otolaryngology and Facial Plastic and Reconstructive Surgery
Graduated (M.D. From)
Doctor of Medicine, Phramongkutklao College of Medicine
Certificates
Certificate of Otolaryngology, Phramongkutklao Hospital
Subspecialty in Facial Plastic and Reconstructive Surgery, Chulalongkorn University
Work History (Experiences)
Otolaryngologist at Phramongkutklao Hospital
Current Positions
Otolaryngologist & Facial plastic & Reconstructive surgery at Intrarat Hospital
Professor Kyzas completed his PhD thesis in H&N Cancer with Honours (Αριστα), producing several highly cited influential publications. He has published > 70 scientific papers in high impact journals and has > 6000 citations.
Following his studies, Professor Kyzas has undertaken postgraduate training in the UK and was successful in securing a very competitive training post in the UK Higher Specialty Training Programme for Oral and Maxillofacial Surgery. He was trained in some of the biggest University Teaching hospitals in the North West of the UK. He has been awarded the Certificate of Completion of Training (CCT) in Oral and Maxillofacial Surgery by the General Medical Council (GMC). Subsequently, he was successful in securing one of the very few and prestigious UK-wide Training Interface (TIG) Fellowships in Head and Neck Surgical Oncology. He has successfully completed his fellowship and was awarded the subspecialty of Head and Neck Surgery by the Joint Committee of Surgical training (JCST).
In 2014 he has been appointed as a permanent substantive Consultant in Oral and Maxillofacial/Head and Neck Surgery in Manchester. He has treated hundreds of patients with Head and Neck cancer, offering state of the art major ablative and reconstructive surgery. He specialises in microvascular free tissue transfer and he has introduced and developed the 3D printer – personalised planning (PSP) reconstructive surgery in his hospital. He led his unit to become a reference centre by having the highest number of successful 3D PSP cases in the UK. Besides head and neck cancer, Professor Kyzas offers treatment to patients with facial skin cancer, oral and maxillofacial trauma, dentoalveolar surgery, orthognathic surgery, salivary gland diseases, facial cosmetic surgery, surgery of the temporomandibular joint, and anything else within the broad spectrum of Oral and Maxillofacial Surgery. He has performed many thousands of surgical procedures and has vast experience in any oral and maxillofacial condition. He has a special interest in the use of laser for oral pathologies and he is the Principal Investigator for an international trial examining the effectiveness of Transoral Laser resection in Ηead and Νeck Cancer. He is a certified microvascular surgeon and has accreditation in advanced trauma life support (ATLS).
Just before the covid pandemic, Professor Kyzas was presented with a unique opportunity to lead on the development of a Head and Neck Cancer Service in Lancashire. Professor Kyzas and his team managed to establish the service within months, and throughout the challenging covid period. The ELHT H&N Unit now produces oncological outcomes that compare favourably with any major H&N unit worldwide. Professor Kyzas has been appointed as the Clinical Director for all cancer services in ELHT, covering population of > 1M people.
In 2021, Professor Kyzas has been awarded the highly prestigious Bronze National Clinical Excellence Award for his overall services in the NHS. He was the youngest consultant to achieve this award and the only Cypriot OMFS surgeon ever to be considered for one.
Professor Kyzas has a long history of involvement in medical research. In 2007 he has completed his PhD thesis which has resulted in several highly cited publications in some of the most prestigious medical journals. He has participated in international collaborations for the improvement of medical research (http://progress-partnership.org/publications) and some of his papers have had a significant impact in improving research methodology. He has given several invited international lectures, and he has presented in national and international conferences. He has been a panel member for the selection committees for trainees in every level in oral and Maxillofacial Surgery in the UK. He is a regular peer-reviewer for many medical journals. He is the Lead trainer for the TIG H&N fellowship for his hospital and the Research Lead for his Deanery. He participates actively in Clinical Research, and he is the Principal Investigator for many clinical trials. He is a faculty member for the «Head and Neck resection tactics and free flap» course run by the Royal College of Surgeons of Edinburgh. He offers themed training in Head and Neck Oncological Surgery to medical students. In 2018 he was awarded the «Surgical Educator Excellence Award» by Health Education North West (HEENW). In the same year, he was nominated as doctor of the year in Northern Care Alliance.
Professor Kyzas is the Chief Investigator of the MANTRA trial, a UK multicentre RCT with multimillion pounds NIHR funding, launched in July 2023. This is the biggest randomised controlled trial ever to be performed in the specialty of OMFS.
As a result of his outstanding clinical and research/academic achievements, Professor Kyzas has been appointed as a visiting Professor in OMFS H&N Surgery at Edge Hill University
In 2018 Professor Kyzas was elected as the Deputy Editor for the British Journal of Oral and Maxillofacial Surgery (BJOMS). In January 2024, Professor Kyzas started his role as Editor in Chief for the BJOMS. This is the first time that a Greek Cypriot has ever been chosen for this highly prestigious role. Professor Kyzas sits in the council of the British Association of Oral and Maxillofacial Surgeons (BAOMS).
Professor Kyzas is a fully accredited medical expert witness and has provided hundreds of medical expert negligence reports (πραγματογνώμονας). In June 2024, Professor Kyzas has completed his Degree in Law with Honours (Άριστα), becoming a member of a very prestigious club of medical professionals with an active interest and certified knowledge in medicolegal practice.
Professor Kyzas is a fully accredited Oral and Maxillofacial Surgeon on the specialist register of the General Medical Council (GMC) UK, the Cyprus Medical Association (Cyprus), and the Cyprus Dental Association (Cyprus). In addition, he is also fully recognised and registered as Oral Surgeon by the General Dental Council (GDC) UK. He is a fellow of the Royal College of Surgeons (FRCSEd), member of the Faculty of Surgical Trainers (MFSTEd), fellow of the British Association of Oral and Maxillofacial Surgeons (BAOMS), member of the Hellenic Society of Head and Neck Oncology (HeSHNO) and member of the European Association of Craniomaxillofacial Surgery (ECAMFS).
Education and Experience
Dr. Ramazan Gökhan Atış, born in Istanbul in 1978, graduated from Cağaloğlu Anatolian High School in 1996. He completed his medical education at Çapa Faculty of Medicine in 2002. Between 2002 and 2008, he received his specialization training at the Istanbul Şişli Etfal Training and Research Hospital Department of Urology, and obtained the title of Urology Specialist in February 2008. After working at Edremit Military Hospital between 2008 and 2009, he started working as a Urology specialist at Istanbul Göztepe Training and Research Hospital in 2009. In 2011, he underwent a 3-month Laparoscopy-Robotic Urology training at Heidelberg University Heillbronn Clinic. Between 2009 and 2014, he conducted numerous scientific research studies, especially in the field of endourology, and obtained the title of Associate Professor in September 2014. In 2017, he was elected as a board member of the Endourology Society and has been serving in this position since then. Since 2018, he has been actively involved in the Endourology working group of the European Association of Urology, Young Academic Urologists (EAU-YAU) Committee for a period of 2 years. In January 2021, he was appointed as a Professor at the Istanbul Medeniyet University Department of Urology.After that started working at Şişli Memorial Hospital in 2022. Prof. Dr. Ramazan Gökhan Atış, has more than 100 articles published in national and international journals.
Administrative Duties
Memberships in Scientific Organizations
20 top ranked Surgery doctors in the world are represented on this page. The list includes only verified specialists known for their experience and high success rates.
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Associate Professor of General and Bariatric Surgery. Specializes in laparoscopic (minimally invasive) surgery.
Through rigorous training and practical experience, they have developed a deep understanding of Urology, earning recognition for their diagnostic skills and effective treatment approaches. Dr. Ahmet Tevfik Albayrak is a distinguished member of the European Society for Sexual Medicine (ESSM), a testament to their expertise and dedication in the field of sexual health. As a member of the ESSM, Dr. Ahmet Tevfik Albayrak remains connected to a network of professionals dedicated to advancing the field of sexual medicine. Their contributions to research, education, and clinical practice have earned them recognition from their peers and gratitude from the patients they serve. Furthermore, through their involvement with the ESSM, Dr. Ahmet Tevfik Albayrak stays abreast of the latest developments in sexual medicine, ensuring that they are equipped with the knowledge and skills needed to provide the highest quality of care to their patients. Their commitment to excellence and their compassionate approach to patient care continue to make a meaningful impact on the field of sexual health.
Dermatologist Dr. Osman Serdar Akkaya graduated from Çukurova University Faculty of Medicine in 1981. He completed his dermatology specialization there in 1985. He has more than 35 years of experience and is among the most senior dermatologists in the region.
His practice includes general dermatology, such as psoriasis, eczema, acne, vitiligo, and urticaria. He focuses on dermato-oncology and performs surgery for benign and malignant skin tumors. He also offers cosmetic dermatology, including fillers, mesotherapy, and chemical peels. He provides laser and light-based treatments for vascular lesions, pigment disorders, scars, and hair removal. He treats geriatric skin conditions and chronic skin diseases.
Dr. Mehmet Gökçe is a pediatric surgeon. He graduated from Istanbul University Faculty of Medicine in 1980. He completed his pediatric surgery training in 1993.
He has more than 30 years of experience. He provides safe, effective, and personalized surgical care for infants, children, and adolescents. He consults in English.
His expertise includes neonatal surgery for congenital anomalies, pediatric urology, gastrointestinal surgery, thoracic surgery, and minimally invasive pediatric surgery. Examples include esophageal atresia, diaphragmatic hernia, intestinal malformations, hypospadias, undescended testis, vesicoureteral reflux, urinary tract malformations, appendicitis, hernias, and laparoscopic and thoracoscopic procedures.
Dr. Ozlem Yogurtcu is a general surgeon with extensive experience. She graduated from Dokuz Eylul University Faculty of Medicine. She completed her general surgery residency at Haseki Training and Research Hospital, 1st Surgical Clinic. She is fluent in English.
Her practice includes gastrointestinal surgery (gallbladder disease, hernias, appendicitis, other gastrointestinal conditions). It also includes endocrine surgery (thyroid, parathyroid, adrenal) and breast surgery (benign and malignant conditions). She treats emergency and trauma cases. She performs minimally invasive laparoscopic procedures.
She is known for precise surgery and a patient-centered approach.
1976-1988 PROFESSIONAL: SCHOOL FACULTY OF MEDICINE
AUTONOMOUS UNIVERSITY OF NEW LEON
PROFESSIONAL CERTIFICATE: 1592528
1988-1989 SOCIAL SERVICE: FRANCISCO VILLA URBAN HEALTH CENTER.
STATE OF NEW LEON
1990-1994 POSTGRADUATE GENERAL SURGERY: HOSPITAL JOSE A. MUGUERZA SA DE CV
RECOGNITION OF OFFICIAL VALIDITY GRANTED BY THE UNIVERSITY OF
MONTERREY
FROM THE STATE OF NUEVO LEON
AVE. I. MONTES PRIETO 4500 PTE. CP 66238 SAN PEDRO GARZA NUEVO LEON
1991-1994 LAPAROSCOPIC SURGERY: HOSPITAL JOSE A. MUGUERZA SA DE CV
HIDALGO PTE. 2525 CP 6406 MTY NUEVO LEON
SPECIALTY ID: 3278462
2005-2006 AESTHETIC MEDICINE AND ANTI-AGING
IMMAE GUADLAJARA JALISCO AUTONOMOUS UNIVERSITY OF GUADALAJARA
IV.- OTHER STUDIES
MARCH1991 “PHYSIOLOGY OF THE HEART”
MUGUERZA SA HOSPITAL
MARCH 1992 “GENERALITIES OF THE DIGESTIVE SYSTEM”
MUGUERZA SA HOSPITAL
MARCH 1992 “ADVANCED CARDIO-PULMONARY RESUSCITATION”
MUGUERZA SA HOSPITAL
MARCH1992 INTERNATIONAL COURSE ON GENERAL SURGERY “COMPLICATIONS
“POST-OPERATIVES”
CINTERMEX MONTERREY FOUNDRY PARK NUEVO LEON
SEPTEMBER 1992 “BASICAL TECHNIQUES FOR THORACIC TRAUMA SURGERY”
“ABDOMINAL AND VASCULAR”
PAN AMERICAN TRAUMA SOCIETY
MAY 1993 SPEAKER: CONGRESS 700 CASES OF CHOLECYSTECTOMY BY
LAPAROSCOPY
II NATIONAL CONGRESS OF LAPAROSCOPIC SURGERY IXTAPA GUERRERO
MAY 1994 CERTIFIED BY THE GENERAL SURGERY COUNCIL.
MEDICAL SPECIALISTS HOSPITAL No. 25 IMSS MONTERREY NUEVO LEON
OCTOBER 1997 SPEAKER “FIRST REGIONAL COURSE ON LAPAROSCOPIC SURGERY”
PIEDRAS NEGRAS MEDICAL COLLEGE COAHUILA
JANUARY-MARCH 2006 SPEAKER “INTRAHOSPITAL AND EMERGENCY MANAGEMENT OF
“CRITICAL PATIENT” PIEDRAS NEGRAS SPECIALIST CLINIC COAHUILA
AUGUST-SEPTEMBER 2006 COURSE “ANTI-AGING AESTHETIC MEDICINE”
INSTITUTE OF AESTHETIC AND ANTI-AGING MEDICINE GUADALAJARA JALISCO
V.- WORK AREA
1994-1995 COAHUILA STATE TEACHING HOSPITAL
GENERAL SURGEON.
1994-2022 CLINIC SPECIALISTS SA
GENERAL SURGEON.
1996-2022 ISSSTE PIEDRAS NEGRAS HOSPITAL CLINIC COAHUILA
GENERAL SURGEON
General Surgeon and Minimally Invasive / Laparoscopic Surgeon
Graduated (M.D. From)
Doctor of Medicine, Faculty of Medicine, Srinakharinwirot University
Certificates
Certificate of General Surgery, Faculty of Medicine, Vajira Hospital, Navamindradhiraj University
Clinical Fellowship in Minimally Invasive Surgery, Division of Minimally Invasive and Laparoscopic Surgery, Department of Surgery, Police General Hospital
Training of Endoscopic and Laparoscopic Surgery as a Visiting Scholar in the Department of Surgery, Fukuoka Red Cross Hospital, Japan)
Work Experiences
General Surgeon and Minimally Invasive Surgeon at Veterans General Hospital
Member of the Medical Council of Thailand
Member of the Royal College of Surgeons of Thailand
Current Positions
General Surgeon and Minimally Invasive / Laparoscopic Surgeon at Intrarat Hospital
Education and Specialization
-Uludağ University Faculty of Medicine – Medical Education
-Yedikule Chest Diseases and Thoracic Surgery Center – Thoracic Surgery, Specialization
Professional Memberships
-Turkish Society of Thoracic Surgery
-Turkish Thoracic Society
-Turkish Lung Cancer Society
-Anatolian Pathology Society
Areas of Interest
-Lung cancer surgery
-Surgery for bronchiectasis
-Surgical treatment of hydatid cysts
-Pneumothorax
-Surgery for emphysema
-Treatment of excessive armpit sweating (hyperhidrosis)
-Surgical treatment of diaphragm diseases
-Surgical diagnosis and management of pleural effusion
Education
1991 to 1997 Istanbul University Cerrahpaşa Faculty of Medicine
1998 to 2003 Ministry of Health Göztepe Training and Research Hospital
Experience
1997 to 1998 Van Edremit Health Center
1998 to 2003 Ministry of Health Göztepe Training and Research Hospital, Resident Doctor
2004 to 2007 Sivas State Hospital, General Surgery Clinic, Specialist Doctor
2007 to Present Medical Park Bahçelievler Hospital, Associate Professor
Professional Memberships
-Turkish Medical Association
-Turkish Surgical Society
-Society of Bariatric and Metabolic Surgery
-Turkish Society of Colon and Rectal Surgery
-Society of Endocrine Surgery
-General and Digestive Surgery
-Laparoscopic Surgery (Minimally Invasive Techniques)
-Surgical Oncology
-HIPEC (Hyperthermic Intraperitoneal Chemotherapy)
-Colorectal, Gastric, and Peritoneal Cancer Surgery
Senior Surgeon, Department of General and Digestive Surgery
Hospital Quirónsalud Torrevieja, Spain
Minimally invasive cancer surgery with laparoscopic and robotic techniques
Cytoreductive surgery with HIPEC for peritoneal carcinomatosis
Colorectal cancer, gastric cancer, and complex abdominal surgeries
Multidisciplinary treatment planning for gastrointestinal malignancies
Author of numerous peer-reviewed publications and book chapters in surgical oncology
Frequent speaker at international congresses on advanced surgical oncology and HIPEC
Actively involved in clinical research and surgical training programs
Widely regarded as a reference in Spain and internationally for HIPEC and advanced laparoscopic cancer surgery
Mentor to upcoming surgeons in the field of minimally invasive oncologic surgery
Research and Publications:
Extensive Scholarly Work: Authored and co-authored over 48 publications focusing on surgical oncology, hepatobiliary surgery, and innovative cancer treatments. His research has garnered over 1,100 citations, reflecting significant contributions to the medical community.
Professional Affiliations:
Academic Roles: Serves as an Associate Professor in the Department of Health Sciences at Saint Anthony Catholic University in Murcia, Spain, since January 2014