Education and Work Experience:

Bachelor of Medicine from the Faculty of Medicine, Siriraj Hospital, Mahidol University.

Siriraj Hospital, part of Mahidol University, is Thailand's oldest and most prestigious medical institution. Known for its top-tier medical education, research, and healthcare services, it offers specialized centers in areas like cancer and neuroscience. It serves as a leading public hospital, treating millions annually and has a strong historical and royal connection, further enhancing its reputation.

Specialties 

OB/GYN

Certificates:

Diploma in Obstetrics and Gynecology from the Faculty of Medicine, Siriraj Hospital, Mahidol University.

Current Position:

Orasa Teerakul is currently working as Obstetrician and gynecologist at Intrarat Hospital.

The doctor is a distinguished neurosurgeon with over 30 years of experience, specializing in skull base surgery, neuro-oncology, neurovascular surgery, spine, and spinal cord surgery.

Currently serving as a professor at NPISTANBUL Brain Hospital, the doctor has contributed to numerous international and national peer-reviewed journals and has presented scientific papers at various international conferences.

The doctor graduated from Istanbul University Istanbul Medical School and completed post-graduation in neurosurgery from the same institution.

Kodchanut Litleaungdej, M.D.

Dr Roberto Hernandez Pena is a neurosurgeon based in Mexicali, Baja California, Mexico. He works with fellow neurosurgeon Dr Nestor Rodriguez. Together, they perform 30 to 60 neurosurgeries each month.

Dr Hernandez Pena trained in the United States and Canada. He uses the latest technology in all surgical procedures.

The doctor is a highly experienced obstetrician and gynecologist with 25 years of experience. Currently practicing at Tel Aviv Sourasky Hospital, the doctor also serves as a professor of gynecology at the faculty of medicine of Tel Aviv University. The doctor has contributed significantly to medical literature, with 80 scientific articles published in medical journals and 11 textbook chapters authored. Affiliated with numerous medical societies, the doctor is recognized for expertise in the field.

Dr. Dan Grisaro is a surgical oncologist at Sourasky Medical Center. He heads the obstetrics and gynecology department at this Newsweek-ranked facility. Dr. Grisaro treats ovarian, uterine, and cervical cancers using robotic and laser techniques. He is an associate professor at Tel Aviv University and a published researcher.

• Performs robotic hysterectomy and myomectomy using the Da Vinci system.
• Authored over 80 scientific articles and 39 presentations on gynecologic oncology.
• Specialized in gynecologic oncology at the University of Toronto in Canada.
• Member of the American and Canadian Societies of Gynecologic Oncology.

Dr. Mustafa Ondzhel is a professor of oncosurgery and proctology at Medipol Mega University Hospital. He spent five years as a practicing surgeon at the Cleveland Clinic in the USA. Dr. Ondzhel specializes in treating bowel cancer and complex rectal disorders. He is a founder of the Eurasian Colorectal Technologies Association.

• Holds a proctology qualification certificate from the European Commission on Coloproctology.
• Received the Most Successful Scientist of the Year award in the healthcare category.
• Performs Whipple surgery and distal pancreatectomy for gastrointestinal cancers.
• Confirmed as an Official International Fellow of the American Society of Colorectal Surgeons.

Dr. Ozcan Yildiz is an oncologist and hematologist at Medipol Mega University Hospital in Istanbul. He specializes in treating complex neuroendocrine tumors and gynecological cancers. Dr. Yildiz has published numerous studies in prestigious journals like Medical Oncology and International Journal of Cardiology. He works at a JCI-accredited facility recognized for its bone marrow transplant expertise.

• Expertise in treating lung, breast, and gastrointestinal cancers.
• Treats hematological conditions including idiopathic thrombocytopenia.
• Published research on thyroid therapy and steroid synthesis safety.
• Performs specialized procedures like leukemia chemotherapy and tumor biopsies.

The doctor is a board-certified surgeon with extensive experience in minimally invasive and robotic surgery. Specializing in these advanced surgical techniques, the doctor practices at Sourasky Medical Center, where they apply their expertise to improve patient outcomes.

Dr. Garuz Osnat is a clinical professor at Tel Aviv University. She is a specialist in general gynecology and urological gynecology. Dr. Osnat graduated with honors from the Sackler Medical School. She holds both MD and PhD degrees in medical sciences. Her expertise includes treating complex conditions like endometriosis, uterine prolapse, and cervical dysplasia. She practices at Sourasky Medical Center, a Newsweek-ranked top 10 hospital for medical tourists.

• Specialized in gynecology and obstetrics at the Sorasky Clinic in Tel Aviv.
• Participated in clinical research at New York Hospital under Professor Blaivas.
• Former senior physician at Lis Maternity Hospital.
• Performs specialized procedures including cervical conization and colposcopy.

Dr. Hossein Taghizadeh is a highly regarded Austrian specialist in internal medicine, hematology, and medical oncology, known for his compassionate approach and commitment to personalized cancer care. With extensive experience in treating solid tumors and blood cancers, he represents a new generation of oncologists who integrate scientific progress with empathy and precision.

He studied medicine at the Medical University of Vienna, graduating in 2016, and began his residency in internal medicine and oncology shortly thereafter. His academic and clinical training at leading Austrian cancer centers equipped him with deep expertise in systemic cancer therapy, hematologic diseases, and palliative medicine.

2010–2016 – Studied medicine at the Medical University of Vienna.

2018 – Began residency in internal medicine and medical oncology, focusing on individualized treatment strategies.

2020s – Specialized in solid tumors, hematologic malignancies, and targeted therapy, contributing to multidisciplinary oncology care.

Today – Practices as an oncologist at Oncodoc and Wiener Privatklinik, providing diagnostics, systemic treatment, and follow-up for patients with gastrointestinal, urogenital, and hematologic cancers.

Dr. Taghizadeh’s clinical interests include gastrointestinal tumors, pancreatic and biliary cancers, genitourinary malignancies, and hematologic neoplasms. He works with advanced diagnostic tools and modern systemic therapies, including chemotherapy, targeted therapy, and immunotherapy.

Known for his calm professionalism, integrity, and patient-centered communication, Dr. Taghizadeh places great emphasis on evidence-based medicine and emotional support throughout the treatment journey. His work reflects a modern, holistic approach to oncology — one that values both medical excellence and the human experience behind every diagnosis.

Dr. Alper Eraslan is a fertility specialist at Dunya IVF Clinic in Northern Cyprus. He holds IVF Specialist certification from the American Hospital in Istanbul. Dr. Eraslan treats infertility, endometriosis, and polycystic ovaries. He completed a clinical studies master's program at the University of London.

• Completed fellowships in gynecological oncology at clinical centers in Germany and Belgium.
• Specializes in embryo transfer, cryopreservation, and artificial insemination.
• Performs preimplantation genetic diagnosis to screen embryos for health.
• Practices at Dunya IVF, ranked among the top-10 fertility centers in Europe.

The doctor is a highly experienced dermatologist with over 15 years of clinical practice focusing on skin disorders, cosmetic dermatology, and laser treatments. They have published multiple peer-reviewed articles in leading dermatology journals and have been a speaker at international conferences. The doctor is board-certified in dermatology and has completed advanced training in dermatosurgery. They are committed to patient-centered care and stay updated with the latest advancements in dermatological treatments.

Physician's Curriculum Vitae

Education and Specialization

1983-1989 - Firat University Faculty of Medicine

1993-1997 - DR. ZEKAI TAHIR BURAK WOMEN'S DISEASES AND BIRTH HOSPITAL, Women's Diseases and Obstetrics Specialization Training

Experience

Medicalpark Bahçelievler Hospital, Women's Diseases and Obstetrics Specialist

Kayseri Private Ibn Sina Hospital, Women's Diseases and Obstetrics Specialist

Dr. Zekai Tahir Burak Women's Diseases and Obstetrics Training and Research Hospital, Women's Diseases and Obstetrics Specialist

Courses and Certifications

(2011) 20th Annual Congress of the European Society for Gynaecological Endoscopy (ESGE) 2011, London

(2009) PGS: Is it the correct answer to the right question? Fertility treatment: from the past to the future. October 2–3, 2009, Prague, Czech Republic

(2009) 8th TURKISH-GERMAN Gynecology Congress, April 29–May 3, 2009, Antalya; Ovulation Induction Course

(2005) American Hospital Laparoscopy and Hysteroscopy Course

(2002) 2nd National In Vitro Fertilization Ovulation Induction Course

(1997) Dr. ZTB Laparoscopy and Hysteroscopy Courses

(1995) ITEM Laparoscopy Basic Training Course

Professional Memberships

Turkish Society of Gynecology

National Perinatology Association

Turkish Society of Reproductive Endocrinology and Infertility (TSRM)

ACADEMIC CAREER SUMMARY

Degree: Bachelor's
Field: Medicine
University: Atatürk University
Year: 2001

Degree: Master's
Field: Medicine
University: Atatürk University
Year: 2001

Specialization/Doctorate: Internal Medicine/Gastroenterology
University: İnönü University
Year: 2012

Associate Professorship: Gastroenterology
University: İnönü University
Year: 2018

Foreign Language: English, 67.5, 2007

H-index (WoS/Google): 8/10

Impact Factor: 8.1577

Key Research Work:
“Does apocynin increase liver regeneration in the partial hepatectomy model?” Yılmaz Bilgiç, Burhan Hakan Kanat, Onural ÖZHAN, Azibe YILDIZ, Zeynep AKSUNGUR, Mehmet Erman ERDEMLİ, Nigar VARDI, Yusuf TÜRKÖZ, Sami AKBULUT, Adem KÖSE, Hakan PARLAKPINAR. Turkish Journal of Medical Sciences, 2023 (53), 1-12 Q3.

Declared Project Title, Year:
K.3.6. “Investigation of the Effects of Vinpocetine in Sepsis Created by Cecal Ligation and Puncture in Rats” (Principal Investigator), 2023

International Experience:
Advanced Endoscopy Training, Anam Hospital, South Korea (3 months, 2016)
Advanced ERCP Course, Olympus Training Center, Hamburg (2017)

ADMINISTRATIVE POSITIONS

• Institution: İnönü University Turgut Özal Medical Center
  City: Malatya
  Position: Assistant Chief Physician
  Period: 2021 - 2024

Dr. Wolfgang Köstler is the Deputy Head of the Clinical Division of Oncology at the Medical University of Vienna. He specializes in personalized immunotherapy and targeted therapies for breast and gynecologic cancers. He serves as a senior consultant at Wiener Privatklinik in Austria. Dr. Köstler holds a degree in molecular biology from the Weizmann Institute of Science.

• Trained at Memorial Sloan-Kettering Cancer Center and Royal Prince Alfred Hospital.
• Former Head of the Oncology Department at Regional Hospital Wiener Neustadt.
• Treats complex sarcomas and urogenital tumors using individualized systemic therapy.
• Researches biomarker development and resistance mechanisms to improve treatment outcomes.

2015 - 2015

Medipol Üniversitesi Parkinson Hastalığı ve Hareket Bozuklukları Merkezi

2009 - 2009

Medicalpark Bahçelievler Hastanesi

1999 - 2004

Medicalpark Bahçelievler Hastanesi

1997 - 2009

Amerikan Hastanesi

1997 - 1997

VKV Amerikan Hastanesi

1995 - 1995

Division of Neurosurgery, Toronto Western Hospital Research Fellow

1995 - 1995

Department of Neurosurgery, The Johns Hopkins Hospital

1995 - 1997

Toronto Western Hospital,

1994 - 1994

Division of Neurosurgery, Toronto Western Hospital

1992 - 1992

Department of Neurosurgery, University of Virginia

1992 - 1992

Department of Neurosurgery, University of Washington

1992 - 1992

İsrail Kudüs, The European Association of Neurosurgical Societies European

1991 - 1991

İspanya Zaragoz- The European Association of Neurosurgical Societies European

1990 - 1990

Glasgow, Scotland, İngiltere

1990 - 1990

Glasgow ve Edinburg, The British Council

1990 - 1990

Glasgow ve Edinburg, The British Council1994

Marmara University Institute of Health Sciences, Neurophysiology

1993

Marmara University Faculty of Medicine, Neurosurgery and Neurosurgery

1989

Marmara University Faculty of Medicine, Neurosurgery and Neurosurgery

1983

Hacettepe University, Faculty of Medicine

1983

Hacettepe University, Faculty of Medicine

The doctor is a leading cardiac surgeon at Sourasky Medical Center, specializing in minimally invasive cardiac surgery and cardiac rehabilitation. As a professor at Tel Aviv University, the doctor contributes to academic advancements in the field. With a prominent role at Ichilov Hospital, the doctor is recognized for expertise in cardiac procedures and patient recovery techniques.

He was born in Giresun-Espiye in 1961. He received his primary and secondary education in Espiye and Trabzon. He started his medical education at Hacettepe University, Trabzon Faculty of Medicine in 1978 and graduated from Karadeniz Technical University Faculty of Medicine in 1985. He did his 2-year compulsory state service as an Emergency Physician in the Emergency Service of Çanakkale State Hospital. In 1987, he started his specialization training at Istanbul University, Cerrahpaşa Faculty of Medicine, Department of Thoracic and Cardiovascular Surgery. He completed my specialization training in 1993 and started to work as a specialist in the same department. Continuing his professional and academic life at Cerrahpaşa Faculty of Medicine, Department of Cardiovascular Surgery, he became a professor and chaired the chair.

During and after his specialization training, he was found in various hospitals in many different countries for vocational training and development purposes. In addition to various fields of Cardiovascular Surgery, he has worked for many years in the fields of cardiovascular traumatology, multi- and interdisciplinary cardiovascular surgery, video-thoracoscopic endoscopic surgery and thoracic surgery.

In addition to his academic and surgical professional studies, he has a master's degree in the field of "Health Institutions Management" and has also held managerial positions such as Head of Cardiovascular Surgery Department at Cerrahpaşa Medical Faculty, Deputy Chief Physician, Istanbul University, Revolving Fund Management.

He is amateurishly interested in social sciences in medicine and in this sentence "Medical Humanities" and "Medical illustration".

He has more than 200 articles published in national and international journals, over 200 international scientific citations, various book chapters on different topics, over 150 scientific studies and speeches presented at various national and international meetings.