Page 9 - Best Tumor Marker Blood Test doctors: TOP 189 doctors

Dr. Shaunak Valame is an MD in Internal Medicine and holds a DNB in Medical Oncology. He received advanced training at Indraprastha Apollo Hospital in New Delhi. He also worked as a Registrar at Jawaharlal Nehru Cancer Hospital in Bhopal. Dr. Valame has presented his research at international forums, including the Gastrointestinal Cancer Symposium in San Francisco.

He is known for his work in targeted cancer therapies. He has given lectures at the International Winter School of Oncology at AIIMS Bhopal. Dr. Valame is accredited by the American Society of Clinical Oncology. He is committed to advancing cancer research and clinical care.

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. Blanca Lopez Ibor is an experienced specialist in children’s hematology and oncology from Spain. She is a lecturer at the Universidad Complutense de Madrid and Universidad CEU San Pablo, and is a consultant for the WHO and UNESCO. Dr Lopez Ibor has over 30 years of experience diagnosing and treating hematological and cancer disorders in children. She is also the head of two foundations that help children with severe health problems.

Prof. Dr. Adil Baykan is a leading general and oncological surgeon in Turkey. He has over 28 years of clinical experience. He specializes in colorectal, endoscopic, and laparoscopic surgeries. He also treats thyroid and breast diseases.

Dr. Baykan has published several articles on colon cancer in national and international journals. He completed advanced training at St. Mark’s Hospital in London, the University of Minnesota, and the Mayo Clinic in the USA. He holds important academic and surgical roles at top hospitals in Turkey.

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.

Dr. Mustafa Gurelik is a neurosurgeon who graduated from Cumhuriyet University Faculty of Medicine in 1989. He completed his specialization in 1997. He has worked at Cumhuriyet University, Sivas Anadolu Hospital, and Malatya Gözde Hospital.

Dr. Gurelik treats brain and spinal cord tumors, brain hemorrhages, spine diseases, and traumatic injuries to the head and spine. He is skilled in pituitary surgery, shunt and endoscopic procedures for hydrocephalus, and treatments for lumbar and neck hernias. He also manages cerebrovascular aneurysms and nerve compression syndromes such as carpal tunnel. Dr. Gurelik is known for his high success rates and dedication to advanced neurosurgical care.

Dr. Alexander Zavoloka is a top plastic surgeon in Ukraine. He has 31 years of medical experience and 21 years as a surgeon. He has completed over 8,000 operations in plastic, aesthetic, and reconstructive surgery. His work shows strong skill and consistent results.

Dr. Zavoloka is a full member of the International Society of Aesthetic Plastic Surgeons. He is also a co-founder of the Society of Aesthetic Plastic Surgeons of Ukraine. He has taken part in 67 scientific forums in 29 countries and has organized 17 international master classes. He holds seven invention certificates and has published research on breast correction complications. He has earned the degree of Candidate of Medical Sciences.

Prof. Dr. Osman İLHAN graduated from Ankara University Faculty of Medicine in 1978. After completing his internal medicine residency at the same faculty in 1982, he served as a senior resident at the GATA Hematology Clinic during his military service. After completing his mandatory service at SSK Ulus Hospital, he returned to Ankara University Faculty of Medicine for a subspecialty. In 1990, he became an associate professor of hematology. He worked in Genoa, Italy to increase his knowledge and experience in leukemia. He was part of the team that performed the first bone marrow stem cell transplant in Turkey. In 1996, he went to the MD Anderson Cancer Center in the USA to work on "Stem Cell Mobilization, Cryopreservation, and Transplantation." In 1996, he became a professor of hematology. In 1999, he was elected as the regional president of ESFH (European Society for Hemapheresis). Dr. İlhan, who was the founder and president of the Hemapheresis Society in 2000, joined the World Apheresis Association (WAA) in 2001. He became the President of the Turkish Hematology Association in October 2001. Dr. İlhan, who is an active member of the European Hematology Association (EHA), was a member of the accreditation committee (ECAH) for education. He played a role in the accreditation of Turkish hematologists in CME credits by participating in the accreditation of congresses and courses held in Turkey as a Provider Status. He served as the founding president of the Cellular Therapy and Regenerative Medicine Association established in 2008. He became the founding president of the Geriatric Hematology Association in 2011. He is the Honorary President of the World Apheresis Congress (WAA) held in 2012. Dr. İlhan, who previously served on drug licensing and ethics committees at the Ministry of Health, has also served as the Chairman of the Photopheresis-Apheresis Commission and the Scientific Committee for Bone Marrow Transplantation, as well as the Chairman of the National Organ Tissue Cell Coordination Board, the Scientific Board of Cord Blood, and the Stem Cell Research Board. He is the founding president of the STEM CELL FOUNDATION and has played an important role in the establishment of TURKOK (Turkish Stem Cell Donor Bank). Dr. İlhan has over 300 publications in journals registered in PubMed and more than 5000 citations. He holds the Platinum CME certificate from the European Hematology Association. He owns four brands/patents named “Kökten Çözüm (Deep Solution), Telehematoloji (Telehematology), Hemaferez (Hemapheresis), Kanser Kök Hücresi (Cancer Stem Cell)”. He is currently the President of the Ankara Medical Association. Prof. Dr. Osman İlhan, who served at Ankara University Faculty of Medicine for 50 years, began working at Özel Koru Ankara Hospital as of January 1, 2023.

His medical interests include:

Hematopoietic Stem Cell Transplantation (Autologous, Allogeneic)

Acute Leukemia

Chronic Leukemia Treatments

Hodgkin Lymphoma

Non-Hodgkin Lymphoma Treatments

Multiple Myeloma Treatments, MDS

Aplastic Anemia

ITP

TTP Treatments

Hypercoagulability

Hereditary Thrombophilia Treatments

Therapeutic Apheresis

Photopheresis

Geriatric Hematology Diseases.

Head of the Department of Neurosurgery in the HM Hospitales Clinic

Dr. Svetlana Sobol is an experienced obstetrician-gynecologist and gynecologist-endocrinologist with 15 years of clinical practice. She holds a second qualification category. Dr. Sobol graduated from Kharkiv National University named after V. N. Karazin.

She specializes in gynecology, gynecological endocrinology, and intimate plastic surgery. Dr. Sobol has completed many advanced courses and trainings to expand her skills. She also takes part in medical broadcasts on the “Healthspace” YouTube channel, helping to educate the public about health.

Dr. Antonio Cubillo Gracián is a specialist in Medical Oncology. He has broad teaching and clinical experience at USP CEU and HM CIOCC. He has directed postgraduate research as Director of the Master’s in Clinical and Applied Research in Oncology. Since 2009, he has tutored more than 100 students, residents, and rotating staff.

Dr. Cubillo has advanced oncology education by teaching subjects such as General Medical Pathology, Oncology, Bioethics, and Pathophysiology. He has organized international courses on digestive neoplasms. He has also worked with leading institutions, including MD Anderson Cancer Center. His academic leadership and clinical mentorship have set high standards in oncology training and research.

Dr. López-Ibor is a specialist in Pediatric Hematology and Oncology. She earned her medical degree from the Complutense University of Madrid and her doctorate from the University of Barcelona. She is also accredited by the University of Maryland. Dr. López-Ibor treats bone and brain tumors, leukemia, and blood disorders.

She has over 20 years of experience. Dr. López-Ibor leads the Pediatric Hematology and Oncology Unit at HM Montepríncipe Hospital. She has written many scientific articles, both nationally and internationally, and has made important contributions to her field.

Dr. Natalya Shevchenko is a gastroenterologist with the highest qualification and 15 years of clinical experience. She has received 67 positive reviews from patients. Dr. Shevchenko graduated from Kharkiv National Medical University. She treats many digestive conditions, including gastritis, colitis, pancreatitis, esophageal ulcers, and peptic ulcers.

She is skilled in interpreting diagnostic studies and laboratory tests. Dr. Shevchenko creates personalized treatment plans for adult patients. She follows evidence-based medicine and always puts patients first.