Best Thyroid Function Tests (Including T3, T4, TSH) Doctors Abroad

Dr. Serap Baydur is an endocrinology specialist at Medistate Hospital Istanbul. She focuses on metabolic health and thyroid dysfunction.

• Treats autoimmune thyroiditis and diffusive-toxic goiter
• Works at Medistate Hospital – a JCI-accredited facility since 2021
• Manages thyroid function tests to evaluate hormonal disorders
• Offers online consultations for international endocrine evaluations
• Provides diabetes mellitus treatment using regenerative stem cell techniques

With 28 years of clinical experience, the doctor is a dedicated endocrinologist specializing in the diagnosis, prevention, and treatment of endocrine system disorders. Expertise includes managing thyroid pathologies such as hypothyroidism, hyperthyroidism, nodular formations, and autoimmune thyroiditis, as well as type 1 and type 2 diabetes, insulin resistance, obesity, and complex hormonal imbalances involving the adrenal and pituitary glands.

The doctor emphasizes a comprehensive, personalized approach to patient care, carefully tailoring treatment regimens to individual health profiles and comorbidities. Beyond clinical treatment, the doctor focuses on long-term disease management, patient education, and proactive prevention strategies to enhance overall quality of life.

With 18 years of clinical experience, the doctor is a highly qualified endocrinologist. Following a residency at PGIMER, Chandigarh, and obtaining a DM in Endocrinology, the doctor served as an Assistant Professor at medical colleges affiliated with NTR University of Health Sciences. The professional background includes three years of practice in multispecialty hospitals in India and nine years of dedicated endocrinology practice in Dubai.

The doctor specializes in the management of Type 1 and Type 2 diabetes, gestational diabetes, thyroid disorders, pituitary gland conditions, adrenal disorders, and metabolic bone diseases. The doctor is a member of the American Association of Clinical Endocrinology, The Endocrine Society, and the Indian Thyroid Society.

Dr. Ismail Yildiz is an anesthesiologist and intensive care specialist at Biruni University Hospital. He holds a subspecialty in intensive care from Akdeniz University. Dr. Yildiz manages critical conditions including sepsis and acute respiratory distress syndrome. He works at a TEMOS-accredited facility in Istanbul equipped with 15 operating rooms.

• Expert in ECMO and renal replacement therapy for critically ill patients.
• Member of the European Society of Intensive Care Medicine.
• Specializes in organ transplant anesthesia and life support for brain death cases.
• Uses echocardiography and ultrasonography for bedside patient monitoring.

Dr. Muhammed Gomec is a general surgeon at Medicana Sivas Hospital in Turkey. He performs gastrointestinal and colorectal surgeries for cancerous and non-cancerous conditions. Dr. Gomec also performs weight loss procedures, including gastric sleeve and gastric bypass surgery.

He performs abdominal interventions such as liver resection and colectomy. He treats oncological cases, including stomach, pancreatic, and colon cancers. Dr. Gomec works at a hospital that serves over 110,000 patients annually.

Dr. Mesut Okur is a professor and chief physician at Medipol University Pendik Hospital in Istanbul. He specializes in pediatric health and diseases, with a focus on internal medical sciences. Dr. Okur has published over 25 international peer-reviewed articles. He treats children for conditions ranging from congenital heart defects to thyroid disorders.

• Published research on Down syndrome, pediatric brucellosis, and neonatal health.
• Supervises specialized medical theses on allergic rhinitis and pediatric diabetes.
• Practices at a hospital holding a Healthcare Quality Standards Certificate of 95.4%.
• Performed clinical research on pediatric voiding dysfunction and enuresis.

Dr. Ilker Tolga Özgen is a professor of pediatric endocrinology at Biruni University Hospital in Istanbul. He won multiple first prizes for research on Turner syndrome and precocious puberty. Dr. Özgen treats growth retardation, diabetes, and thyroid disorders. He serves patients at a TEMOS-accredited university hospital in a modern campus.

• Specializes in puberty problems and menstrual irregularities in adolescent girls.
• Treats metabolic issues including obesity and adrenal gland disorders.
• Clinical focus includes pituitary disorders and genital abnormalities in boys.
• Member of the Pediatric Endocrinology and Diabetes Association.

Dr. Eduardo Fernandez is one of only 50 certified stem cell experts in Mexico. He practices at Holistic Bio Spa in Puerto Vallarta. He specializes in regenerative medicine and wellness therapies. Dr. Fernandez treat conditions like Alzheimer’s, Parkinson's, and chronic pain. He passed a rigorous eight-hour examination for his national certification.

• Member of the Mexican College of Stem Cells and Regenerative Medicine.
• Performs stem cell rejuvenation, PRP hair loss treatments, and anti-aging therapies.
• Expert in exosome treatments and cellular messenger research.
• Certified by the Mexican Council of Stem Cells for Therapeutic and Research Purposes.

Dr. Eslie Perez is a general practitioner at Holistic Bio Spa in Puerto Vallarta. She is certified in biomagnetism by the Higher Institute of Biomagnetism. Dr. Perez served as the Head of Teaching at the Puerto Vallarta Regional Hospital. She specializes in integrating dermatological procedures with regenerative therapies.

• Performs stem cell rejuvenation and intravenous vitamin C therapies.
• Expert in minimally invasive facial rejuvenation using IPL and fractional laser.
• Provides ozone therapy and mesenchymal stem cell treatments.
• Clinical experience in treating psoriasis and vitiligo with UV light phototherapy.

Dr. Antonio Cubillo Gracián leads the Medical Oncology Service at HM Sanchinarro. He specializes in molecular analysis and head and neck disorders relevant to thyroid function tests.

• Director of Postgraduate Research at HM CIOCC USP CEU medical school
• Pioneered a liquid biopsy program in Spain for non-invasive molecular analysis
• Heads the Head and Neck Unit – oversees specialized care for thyroid-related areas
• Associate Professor of Oncology teaching pathology and clinical practices at USP CEU
• Directs a Master's program in clinical and applied research in oncology

Dr. Siar Dursun is a pediatric neurologist at Medipol University Pendik Hospital in Istanbul. He specializes in treating complex neurological conditions in children, including epilepsy and cerebral palsy. Dr. Dursun completed his medical training at Adnan Menderes University and Izmir Research Hospital. He works at a university-affiliated center that serves 350,000 patients annually.

• Treats neurodegenerative diseases, West syndrome, and spinal muscular atrophy.
• Performs pediatric check-ups and diagnostic video-EEG monitoring for epilepsy.
• Provides medication management for autism and Parkinson’s disease.
• Practices at a hospital with 21 dedicated newborn intensive care units.

Dr. Antonia Artigues-Barcelo is an Internal Medicine Consultant at Dubai London Hospital. She is an Adjunct Clinical Associate Professor at Mohammed Bin Rashid University. Dr. Artigues-Barcelo specializes in autoimmune systemic diseases and infectious disease management. She holds a medical degree from the Universitat Autònoma de Barcelona.

• Acts as a member of the Middle East and North Africa Stroke Organization.
• Treats complex conditions like Viral Hepatitis, thyroid disorders, and respiratory diseases.
• Developed specialized units for palliative care and autoimmune systemic diseases.
• Works at JCI-accredited Dubai London Hospital with 35 years of regional history.

Dr. Miroshnyk Tetyana Valeriivna is an endocrinologist at CSM Clinic with over two decades of practice. She specializes in the conservative treatment of complex endocrine disorders. Her work follows evidence-based methods and modern clinical protocols. Dr. Miroshnyk focuses on long-term management for chronic conditions like diabetes and thyroid disease.

• Treats Type 1 and Type 2 diabetes, metabolic syndrome, and obesity.
• Provides specialized care for adrenal gland disorders and autoimmune thyroiditis.
• Facilitates diabetes mellitus treatment using stem cell therapy.
• Performs thyroid function tests and complex diagnostic screenings.

Dr. Svetlana Sobol is a specialist in gynecological endocrinology at ON Clinic Kharkiv Gagarina. She manages hormone-related health by using thyroid function tests to evaluate metabolic and reproductive balance.

• Specializes in gynecology and intimate plastic surgery
• Holds a second qualification category in her medical specialty
• Graduated from the prestigious Kharkiv National Medical University
• Educates the public through the Healthspace medical YouTube channel
• Completed multiple advanced training courses in hormonal health

Dr. Maksim Sazonov holds a PhD in Medicine and specializes in endocrinology. He leads surgical and oncological care at ON Clinic Kharkiv Gagarina.

• Expert in endocrine health and thyroid function tests
• Focuses on hormone regulation for T3, T4, and TSH levels
• Member of the European Association of Surgeons
• Practices within a specialized unit for surgery and oncology
• Active in the Ukrainian Association of Surgeons

Dr. Hamza Ugur Bozbey is a clinical oncologist at Uniqacare Clinic in Istanbul. He treats malignancies including glioblastoma, sarcoma, and stage 4 lung cancer. He manages solid tumors and hematological cancers such as leukemia and lymphoma, as well as rare conditions like chordoma and neuroendocrine tumors.

• Treats gynecologic, orthopedic, and neurological cancers.
• Uses chemotherapy and targeted therapy for stage 4 metastatic disease.
• Works at Uniqacare Clinic, which serves over 430,000 patients annually.
• Member of the Turkish Medical Association.