Page 10 - Best Tumor Marker Blood Test doctors: TOP 211 doctors

The doctor is a highly experienced obstetrician-gynecologist and gynecologist-endocrinologist with 15 years of experience. Holding a second qualification category, the doctor has completed extensive courses and trainings, enhancing expertise in gynecology and intimate plastic surgery. The educational background includes graduation from Kharkiv National University named after V. N. Karazina. Additionally, the doctor contributes to public health education through participation in broadcasts on the YouTube channel "Healthspace."

Areas of Interests

• Pituitary Diseases
• Thyroid Diseases
• Obesity
• Diabetes
• Female and Male Reproductive System Diseases
• Parathyroid Diseases
• Adrenal Gland Diseases
• Osteoporosis and Metabolic Bone Diseases

Education:

• Hacettepe University Faculty of Medicine
• Bezmialem Foundation University
• Health Sciences University Bakirkoy Dr. Sadi Konuk Training and Research Hospital
• Cleveland Clinic, The Endocrinology and Metabolism Institute observer physician
• University of Piemonte Orientale, SCDU Endocrinology, Italy, observer physician
   

Experience:
 

• Mehmet Akif Inan Training and Research Hospital
• Bakirkoy Dr. Sadi Konuk Training and Research Hospital
• Bezmialem Vakif University Hospital
• Malatya State Hospital

The doctor specializes in neurosurgery and has made significant contributions to the field through both clinical practice and research. With extensive experience in managing complex neurosurgical cases, the doctor has been recognized for innovative techniques in minimally invasive surgery. The doctor has published numerous peer-reviewed articles and is actively involved in teaching and mentoring upcoming neurosurgeons. The doctor is affiliated with several prestigious medical societies and has been a keynote speaker at international conferences.

Medical Interests and Activities 

• Gastrointestinal diseases 

• Oncologic laparoscopic surgery 

• Anorectal area diseases 

• Urgent surgical cases (acute cholecystitis, divertikülit, ileus, pankreatit, appendicitis) 

• Colon and rectum cancer 

• Treatment of oncologic surgical cases with further laparoscopic and robotic surgery. • Laparoskopik hernia surgery 

• Esophagus and stomach cancer 

• Selim anorectal diseases (hemorrhoidal disease, anal fissure), perianal fistula, pilonoidal sinus (hairless- non-surgical treatment)

Education and Experience 

• İstanbul University Medical Faculty 1988 • University of Colorado Health Science Center – Intern Surgeon 

• Isparta, Dedeçam Şehit Ramazan Karaca Health Center (1995-1996) • İstanbul Surgery Hospital – American Hospital (2000-2001) 

• Chief assistant Istanbul Medical Faculty, Department of General Surgery (2001-2008) • World Congress on Peritonel Surface Malignancies (HIPEC course) Berlin, Germany (2012) 

• USC Keck School of Medicine, Los Angeles, CA, USA (2006-2007) 

• Assoc. Prof. M.D. , İstanbul Medical Faculty General Surgery (2008-2014) 

• Da Vinci Robotic Intensive Course at IRCAD, Strasbourg, France (2011) 

• Stony Brook Medicine Cadaver Training Event in Colon and Rectal Surgery, New York, USA (2016) (Instructor) 

• Fellow of the European Board of Surgery- Emergency Surgery (FEBS EmSurg) Honorary Diploma (2017) 

• Prof. M.D. , İstanbul Medical Faculty General Surgery (2014 -2017) 

• İstanbul University Medical Faculty – General Surgery Master of Science 1996 

• University of Southern California Medical Center, Department of General Surgery, Los Angeles, USA – February 2006 – February 2007

Scientific Publications • Endoscopic Laparoscopic & Minimal Invasive Surgery Journal Editorial Board / National Scientific Committee • UTACD Assist. Editor

Dr. Kumkum Vatsa is a Senior Consultant at Fortis Memorial Research Institute in Gurgaon. She is an expert in managing high-risk pregnancies and ectopic cases. Dr. Vatsa has over 35 years of medical experience in India. She practices at a center ranked among the most technically advanced hospitals globally.

• Specializes in endoscopic surgery including laparoscopy and hysteroscopy.
• Treats reproductive system cancers such as cervical and vaginal tumors.
• Performs complex procedures including hysterectomies and trachelectomies.
• Member of the Indian Reproductive Society and the Indian Association of Gynaecologists.

The doctor is a leading urologist in Germany, recognized by FOCUS magazine, with over 30 years of experience. Specializing in oncourology, particularly prostate cancer, the doctor works at the Prostate Carcinoma Center accredited by the German Cancer Society. Expertise includes minimally invasive techniques and robotic-assisted surgeries to treat urinary incontinence, erectile dysfunction, and perform palliative surgeries.

Graduating from Hannover Medical School in 1986, with further training at Harvard and Johns Hopkins, the doctor has published extensively in renowned journals and received prestigious awards like the Jack Lapides Prize.

The doctor is a highly experienced Clinical Oncologist with 32 years of expertise in chemotherapy and radiotherapy for cancer patients. Specializing in advanced treatments such as bone marrow transplants, both autologous and allogenic, the doctor is adept at managing complex cases involving related and unrelated donors.

Proficient in radiofrequency ablation and chemoembolization of the liver, the doctor also offers targeted chemotherapy for liver, breast cancer, and leukemia. A contributor to numerous publications, the doctor is committed to advancing oncological care.

The doctor is an experienced specialist in children's hematology oncology and a leading pediatric neurosurgeon in Spain. With over 30 years of practical experience, the doctor leads the Hematology & Pediatric Oncology Unit at HM Hospitales, focusing on severe hematological and cancer diseases in children and teens.

The doctor specializes in the diagnosis and treatment of hematological and cancer disorders, particularly in the erythrocyte, myeloid, and lymphoid systems. The doctor serves as a WHO and UNESCO consultant and is involved in teaching and research activities.

Educational credentials include degrees from the Universidad Complutense de Madrid, the University of Barcelona, and the University of Maryland.

The doctor is an accomplished educator and researcher in the field of oncology, with extensive teaching experience at USP CEU. The doctor has taught a wide array of subjects including General Medical Pathology, Oral and Maxillofacial Oncology, and Bioethics. As a tutor for medical students and external rotants, the doctor has contributed significantly to the training of future healthcare professionals.

Additionally, the doctor holds the position of Director of postgraduate research in clinical and applied oncology at HM CIOCC USP CEU and is responsible for postgraduate master practices. The doctor has also completed advanced courses at MD Anderson Cancer Center.

Education

• Doctor of Medicine: Necmettin Erbakan University Meram Faculty of Medicine, 1994
• Internal Medicine Residency: Atatürk University Faculty of Medicine, 2004
• Internal Medicine Residency: Kafkas University Faculty of Medicine, 2007
• Medical Oncology Subspecialty Residency: Selçuk University Faculty of Medicine, 2010
• Medical Oncology Subspecialty Training: Istanbul University Oncology Institute, 2013

Experience

• Dailiye Assistant: Atatürk University Faculty of Medicine, 2005
• Asst. Assoc. Prof. Dr.: Kafkas University, 2006-2007
• Assistant Prof.: Selcuk University - Medical Oncology, 2007-2010
• Assistant Prof.: Istanbul University Oncology Institute - Medical Oncology, 2012-2013
• Uzm. Dr.: Istanbul University Oncology Institute - Medical Oncology, 2013-2017
• Assoc. Prof. Dr.: Istanbul University Oncology Institute - Medical Oncology, 2017-2023
• Prof. Dr.: Istanbul University Oncology Institute - Medical Oncology, 2023-present

Scientific Memberships

•  
• Turkish Society of Medical Oncology
• European Society of Medical Oncology (ESMO)
• American Society of Clinical Oncology (ASCO)
• Turkish Internal Medicine Specialty Society

Awards

• 2018: "Best Researcher of the Year" award, Istanbul University Oncology Institute
• 2016: TUBITAK Incentive Award in the field of "Cancer Research"

The doctor is an experienced nuclear medicine specialist at HCG Manavata Cancer Centre with 12 years in the field. The doctor specializes in various nuclear scans, PET-CT scans, and nuclear cardiology services, demonstrating proficiency in radioiodine and Lu-177 RN therapies. Over the course of their career, the doctor has managed more than 30,000 PET scans and treated over 1,000 thyroid cancer patients. Additionally, the doctor has contributed to the field through published papers in various medical journals.

The doctor holds a degree in Medicine from the Complutense University of Madrid and a doctorate from the University of Barcelona. Specializing in Pediatric Hematology and Oncology from the University of Maryland, the doctor is an expert in treating bone and brain tumors, as well as leukemia and hematological diseases.

With over two decades of experience, the doctor currently directs the Pediatric Hematology and Oncology Unit at HM Montepríncipe Hospital, focusing on the care of children and adolescents. Previously, the doctor held the same position at Hospital Universitario Clínica San Rafael and is an author of numerous scientific publications.

Scientific degree, name, surname: Specialist. Dr. Teyub Hasanov

Medical Division: Neurosurgery

Education:

Dokuz Eylul University, Turkey - September 2002 - June 2009

Marmara University Faculty of Medicine – Department of Brain and Neurosurgery, Turkey June 2010 – June 2015

Work experience:

Fatih University Hospital Brain and Neurosurgery (Teacher) - 2015-2016

Bahcheshehir University Medical Park Goztepe and VM Medical Park Pendik Hospital Brain and Neurosurgery (Associate Professor's Assistant) - 2016-2021

Bona Dea Hospital - 2021-2023

Special Educational Programs in Neurosurgery:

Cranial Base Surgery Cadaver Course: September 20-21, 2013, Marmara University Institute of Neurological Sciences; ISTANBUL

Course Director: Associate Professor Ashkin Sheker

The VI Evidence-Based Multidisciplinary Neuro-Oncology Symposium - November 01-02, 2013, Point Barbaros Hotel, Istanbul, Turkey

Chairman of Neuro-Oncology Society: Prof. Dr. M. Ibrahim ZIYAL

Turkish Neurosurgery Society Endoscopic Skull Base Surgery Cadaver Course: November 15-16, 2013, Marmara University Institute of Neurological Sciences; ISTANBUL

World Federation of Neurosurgical Societies Cranial Base Surgery Cadaver Course: June 2011, Istanbul 

Turkish Neurosurgery Society the 26th Scientific Congress: April 20-24, 2012, Belek, Antalya 

Turkish Neurosurgery Society the 27th Scientific Congress: April 12-16, 2013, Belek, Antalya

Courses in Fundamentals of Neurosurgery:

Period 4, Course 1, March 10-20, 2016, Cheshme, Izmir

Period 4, Course 2, February 15-19, 2017, Cheshme, Izmir

Period 4, Course 3, March 14-18, 2018, Cheshme, Izmir

Period 4, Course 4, March 20-23, 2019, Belek, Antalya

Scientific Works:

A. Presentations and Articles at International Scientific Meetings

Ozoner B., Gungor A., ​​Hasanov T., Toktas Z.O., & Kilij T. (2020).

Neurosurgical practice during the coronavirus disease 2019 (COVID-19) pandemic. World Neurosurgery, 140, 198-207.

Mikayilli M., Hasanov T., Otluoglu G.D., Najitarhan D.E., Toktas Z.O., & Cholak A. (2020). Congenital lateral encephalocele - case report. Child Nervous System, 36 (12), 3119-3122.

Mikayilli M., Hasanov T., Otluoglu G.D, Najitarhan D.E., Erdogan, R.B.A, Demir N, ... & Cholak A. (2019). Spontaneous idiopathic cerebrospinal fluid rhinorrhea. Journal of Craniofacial Surgery.

Otluoglu G. D., Hasanov T., Mert B., Toktas Z.O., Konya D., & Demir M.K. (2019). Missed microcatheter breakage and cauda equina migration after endovascular neurointervention for dural arteriovenous fistula as a rare cause of tethered spinal cord: a case report. Journal of Neurosurgery: Spine, 32(4), 607-610.

Yilmaz B., SHENER S., TEYYUB H., AKAKIN A., YAPIJIER O., & Demir M.K. (2018). Visual qualitative assessment of apparent diffusion coefficient quantification and Ki-67 proliferation index of diffusion-weighted imaging to predict atypia in surgical meningiomas. Marmara Medical Journal, 31(2), 68-75.

DEMIR Mustafa Kemal, YAPIJIER Ozlem, HASANOV Teyyub, KILICH Deniz, KILICH Türker. Rapidly expanding calvarial Langerhans cell histiocytosis with low Ki-67 in adults: a difficult diagnosis on magnetic resonance imaging. Journal of Neuroradiology, 2018, 31.4: 390-394.

DEMIR Mustafa Kemal, YAPICIER Ozlem, HASANOV Teyyub, YILMAZ Baran, KILICH Turker. Hydatid disease: MR image of calvarium and superior sagittal sinus spread. Journal of Neuroradiology, 2018, 31.3: 320-323.

DEMIR Mustafa Kemal, YAPIJIER Ozlem, HASANOV Teyyub, GUNDUZ Mehmet Alp, KILICH Turker. Systemic large B-cell non-Hodgkin's lymphoma presenting as a massive hemorrhagic intracerebral mass. Diagnostic and invasive imaging, 2017, 98.10: 737.

UNAL E, ANTAR V, HASANOV T, GUZEL A, KILICH K. P16. 32 Primary brain lymphomas. Case report and literature review. Neurooncology, 2017, 19. Supplement 3: iii. 115.

Demirchi G, Hasanov T, Bayri Y, Konya D "Occipitocervical Fusion in Craniovertebral Junction Pathologies" Congress of Neurological Surgeons 2013 Annual Meeting, San Francisco, CA, 2013

B. Articles Published in International Peer-Reviewed Journals:

Hasanov T, Cholak A. Orbital tumors in childhood. Bagdatoglu C, editor. Overview of Pediatric Central Nervous System Tumors From Diagnosis to Treatment. 1st Edition. Ankara: Turkey Clinics; 2021. pp. 85-7.

Teyyub Hasanov; AKAKIN Akin; Kilij Turker. Management of Treatment in Arteriovenous Malformations. Turkish Clinics Neurosurgery – Special Topics, 2019, 9.1: 20-26.

Murat Shakir Ekshi, Teyyub HASANOV, Yashar BAYRI, Mustafa İbrahim ZIYAL, Ashkin Sheker, "Jasper Stone-Like Skull: Massive Cranial Metastasis with Leptomeningeal Flow - A Rare Case Report", Journal of Neurological Sciences (in Turkish), 2013, Volume 30, Issue 4, p. 776-779.

Ozgur Chelik, Teyyub HASANOV, Suheyla Uyar BOZKURT, Yashar BAYRI, Mustafa Ibrahim ZİYAL, "Granulocytic Sarcoma of the Cavernous Sinus Presenting with Trigeminal Neuralgia", Turkish Journal of Neurosurgery 2013, Volume: 23, Number: 3, p. 327-330.

Murat Shakir Ekshi, Teyyub Hasanov, Baran Yilmaz, Akin Akakin, Yashar Bayri, Suheyla Uyar Bozkurt, Turker Kilij, "Isolated breast cancer metastasis to the pituitary gland" Indian Journal of Neurology 2014, Volume 62, pp70-71.

Murat Shakir Ekshi, Teyyub Hasanov, Suheyla Uyar Bozkurt, Yashar Bayri, M. Ibrahim Ziyal, "Two Different Primary Tumors in the Same Brain - Case Report and Literature Review", Journal of Neurological Sciences, 2014, Volume 31, Issue 3, p. 635-640. 6 p.

Bahattin TANRIKULU, Teyyub HASANOV, Suheyla UYAR BOZKURT, Ashkin Sheker, "Schwannoma Similar to Sacral Pure Spinal Epidural Cavernoma: A Case Report", Journal of Neurological Sciences, 2015, Volume 32, Issue 2, pp. 412-417

Articles presented at international scientific meetings and published in collections of scientific works:

Ekshi M.S, Demirji G, Hasanov T, Chelik O, Bayri Y "Familial Chiari Malformation", Turkish Neurosurgery Society 26th Annual Scientific Congress, April 20-24, 2012, Belek, Antalya

Atik A.F, Hasanov T, Chelik O, Bayri Y, Konya D, "Posttraumatic Epidural Hematoma and Retroorbital Abscesses: Case Report", Turkish Neurosurgery Society 26th Annual Scientific Congress, April 20-24, 2012, Belek, Antalya

Doğrul R, Ekshi M.S, Hasanov T, Bayri Y, Konya D, "Migration of Instrumental Material into the Abdomen in a Surgically Treated Spondylolisthesis Patient", Turkish Neurosurgery Society 27th Annual Scientific Congress, April 12-16, 2013, Belek, Antalya

Hasanov T, Ekshi M.S, Chelik O, Bayri Y, Bozkurt S.U, Ziyal I, "Isolated Cavernous Sinus Myeloid Sarcoma Presenting with Trigeminal Neuralgia", Turkish Neurosurgery Society 27th Annual Scientific Congress, April 12-16, 2013, Belek, Antalya

Yilmaz B. Toktas Z. Konya D. Hasanov T. Intracranial Complications of Lumbar Spinal Surgery.

D. Book Section

Akin A, Hasanov T. Fundamentals of Surgical Treatment in Parkinson's Disease. Bijeroglu H, Tonge M, Sechkin M, Adiguzel E, Gurvit H, Hanji M, editors. Movement Disorders Surgery: 2019.

Hasanov T, Toktas Z. Spinal Injuries. Furunjuoglu Y. Emergency Medical Manual. Gunesh Medical Bookstores: 2020 
 

Sema Yılmaz was born on July 30, 1965. She received her undergraduate degree from Istanbul University Cerrahpaşa Medical Faculty and completed her medical residency training at the Department of Pediatrics at Zeynep Kamil Women's and Children's Health and Diseases Hospital. She also completed her medical subspecialty training in Pediatric Hematology/Oncology at Cukurova University. Her medical residency thesis was titled "The Relationship Between Morning First Urine Density and Nocturnal Enuresis in Children Aged 3-6 Years", and her medical subspecialty thesis was titled "Comparison of Sphingosine 1-phosphate Receptor 4 Gene Expression in Healthy Children and Neuroblastoma Patients". She started her medical career as a general practitioner. After working as a general practitioner for 4 years, she worked as a doctor researcher at Zeynep Kamil Women's and Children's Health and Diseases Training and Research Hospital for 5 years. She then served as a specialist doctor, assistant professor, and associate professor at various institutions. She worked at Houston MD Anderson, North Carolina-UNC, Boston-Harvard University in the USA. Additionally, she conducted research on cell therapies. She received the title of professor in Pediatric Hematology/Oncology at Usak Medical Faculty. She is a member of the Turkish Pediatric Oncology Group, European Association for Cancer Research (EACR), Turkish Medical Association, Turkish National Pediatrics Association, Turkish Pediatrics Association, Pediatrics Specialty Academy Association (PUADER), Turkish Immunology Association, Turkish Hematology Association, and Molecular Oncology Association (MOKAD). She currently serves her patients at Koru Hospital. Her medical interests include:

Cell therapies in childhood cancers

Cancer immunology

Investigation of genetic pathways responsible for cancer and metastasis

Pulmonary microbiota

BAL transplantation

Prof. M.D. Yusuf Serdar Sakin was born in Nevşehir in 1978. After completing his primary and secondary education in Ankara, he graduated from the Faculty of Medicine at Gülhane Military Medical Academy in 2002.
Following his graduation, he served in Gole/Ardahan for two years. He started his internal medicine training at the Department of Internal Medicine, Gülhane Faculty of Medicine.
After completing his training, he worked as an internal medicine specialist in Ankara. A year later, he began additional training in the Department of Gastroenterology at Gülhane Faculty of Medicine and completed his training in 2014.
After graduation, Yusuf Serdar Sakin continued to work in the same department. He also received advanced endoscopy and Motility training at AMC Center in the Netherlands in 2017.
After obtaining the title of Associate Professor in 2017, he became a Professor in 2023.
He currently provides medical services to patients at Koru Ankara Hospital. His areas of medical interest include:

-Endoscopic retrograde cholangiopancreatography (ERCP)
-Push enteroscopy
-Endoscopic mucosal resection
-High-resolution manometry
-pH/pH-impedance metry analysis
-Advanced endoscopic procedures (stenting, dilation, etc.)
-Gastrointestinal motility disorders
-Gastroesophageal reflux disease
-Inflammatory bowel diseases
-Advanced endoscopic procedures and pancreatitis.

The doctor has conducted significant research on the cumulative effective dose of radiation from chest CT scans in COVID-19 patients. This work highlights the importance of adhering to guidelines to minimize unnecessary exposure, reflecting a commitment to patient safety and evidence-based practice.