Best Sigmoid adenocarcinoma oncologists: TOP 101 doctors

Dr. Bülent Karagöz is a highly experienced Turkish medical oncologist, sarcoma and lymphoma specialist, and breast cancer surgeon with over 20 years of experience. He has expertise in tumor biology, tumor immunology, cancer Immunotherapy, and targeted therapies. He has written over 40 publications in cancer research and is a member of the Turkish Medical Oncology Association.

Doctor Yesim Yildirim is an oncologist certified by the European Society of Medical Oncology (ESMO). Affiliated with numerous hospitals in the United States and Turkey, including the University of Maryland Medical Center, Johns Hopkins Hospital and Memorial Sisli Hospital. She has over 20 years of experience and has a special interest in preventive medicine, diabetes, and hypertension. Holds an MBA in Healthcare Management and shares her expertise with Bookimed from 2022.

The Medical Advisory Board expert is a verified credible medical professional with solid theoretical background and practical experience in the field. The expert provides support related to medical content accuracy for medical writers and performs educational workshops to Bookimed coordinators serving patient requests.

The medical content creation under the expert’s control follows rigorous and well-established procedure to be informative, trustworthy, and transparent and making Bookimed.com a credible source of evidence-based health information.

Mustafa Solak, M.D. is a medical doctor who graduated from Hacettepe University School of Medicine and has completed residencies at Istanbul Sisli Etfal Teaching and Research Hospital and a fellowship at Hacettepe University Cancer Institute. He specializes in Breast Cancer, Testicular Cancer, Ovarian Cancer, Lung Cancer, Head-Neck Cancer, and Gastrointestinal Cancers. He has also worked at the University of Texas MD Anderson Cancer Center, Hitit University Corum Training Hospital, and Medical Park Hospital.

Assoc. Prof. Kıvanç Derya Peker has extensive experience in the medical field, specializing in Pancreatic Surgery, Gallbladder and Tracts Surgery, Liver Diseases Surgery, Stomach Diseases and Stomach Cancer Surgery, Obesity – Metabolic Surgery and Endoscopic Treatments, and Kidney Transplant. He has also done research into aging and treatments.

Specializations

Cancer Surgery

Pancreatic Surgery

Bile Duct Surgery

Bariatric Metabolic Surgery

Oncological Surgery

Breast Surgery

Gastric cancer

Colon cancer

Thyroid Cancer

Obesity Surgery

Diabetes Surgeries

Dr. Lana Bijelic is an oncological surgeon and specialist in peritoneal carcinomatosis who joined the Teknon Oncology Institute’s Carcinomatosis Surgical Group in 2019. She is certified by the American Board of Surgery and is a member of various scientific communities, including the American College of Surgeons and the Society of Surgical Oncology. She has held various research and clinical positions, and has been awarded numerous academic achievements.

Dr. Ofer Merimsly is the best sarcoma, lymphoma, and lung cancer doctor within Israel and in the world. Also specializes in Whipple surgery treatment for patients with pancreatic cancer. Head of the National Center for sarcomas of bone and soft tissues of the Tel Aviv Medical Center Sourasky (Ichilov).

Specialty:

• Treatment of all types of lung cancer and thoracic organs
• Treatment of all types of sarcomas of bone and soft tissue
• Treatment stromal tumors of the gastrointestinal tract

Education and specialization:

• Higher medical education, graduated the Medical Faculty of the Hebrew University of Jerusalem, Israel
• Residency in General Oncology and Radiotherapy
• Training in the field of radiotherapy and brachytherapy at New York Hospital, USA
• Special refresher course for the treatment of tumors of the skeleton and soft tissues, Paris. France

Membership:

• President of the Society of oncologists and radiotherapists Israel
• The American Scientific Cancer Society
• European scientific medical organization
• European Society of Oncology of the musculoskeletal sy
• International Society for the treatment of tumors of the connective tissue

Activities • Prevention, research and early diagnosis of cancer • Palliative care in cancer • Cytotoxic chemotherapy • Hormontherapy • Targeted treatment • Immunotherapy Education • 2004 -2010 - Istanbul University, Istanbul faculty of medicine • 2011-2015 - Istanbul University, Istanbul faculty of medicine, internal medicine specialist • 2013-2014 - Cleveland Clinic Endocrinology Department, research associate • 2016-2019 Bezmiâlem Foundation University Medical Oncology Subdivision • Dissertation: Prognostic value of absolute monocyte count in patients with mantle cell lymphoma. • Subdivision Dissertation: An effect of adjuvant chemotherapy on lipid profile and anthropometric parameters in patients with breast and colon cancer. Publications • Circulating Thyroid-Stimulating Hormone Receptor Messenger RNA as a Marker of Tumor Aggressiveness in Patients with Papillary Thyroid Microcarcinoma. Aliyev A, Gupta M, et al. Endocr  18. • The utility of peripheral thyrotropin receptor mRNA in the management of differentiated thyroid cancer. • Aliyev A, Soundararajan S, Bucak E et al. Surgery.  • Diagnostic accuracy of circulating thyrotropin receptor messenger RNA combined with neck ultrasonography in patients with Bethesda III-V thyroid cytology. Aliyev A, Patel J, Brainard J, et al. Surgery.2016 Jan;159(1):113-7. doi: 10.1016/j.surg.2015.06.063. Epub 2015 Oct 9. • Role of Urotensin-2 in 5-Fluorouracil-Related Arterial Vasoconstriction in Cancer Patients. Seker M, Aliyev A, et al. Oncol Res Treat. Epub 2018 Aug 20. • Pertuzumab, trastuzumab and taxane-based treatment for visceral organ metastatic, trastuzumab-naive breast cancer: real-life practice outcomes. Esin E, Oksuzoglu B, Bilici A, Aliyev A. Cancer Chemother Pharmacol.2019 Jan; Epub 2018 Oct 30. • Usefulness of serum M30 and M65 levels to predict response to neoadjuvant chemotherapy in patients with breast cancer. Turk HM, Aliyev A, Celik RS. Curr Probl Cancer.2019 Jul 29. pii: currproblcancer.2019.06.009. • Prognostic impact of primary tumor location on survival in metastatic colorectal cancer patients: A single center experience. Tarik Demir, Murat Araz, Altay Aliyev. Medicine Science International Medicine Journal. • Oral presentations 

Prof. Dr. med. Karl J. Oldhafer is a Senior Consultant of the Department of General and Abdominal Surgery and Surgical Oncology at the Abdominal Medical Center of the Barmbek Asklepios Hospital and is a specialist in hepatic surgery. His medical interests include radioservice computer-navigated liver surgery, metastasis surgery, surgery using the ultrasonic knife, minimally invasive abdominal surgery, hepatobiliary surgery, and pancreatic surgery.

Dr. Jaroslav Tvaruzek is a specialist in robotic surgery. Dr. Tvaruzek is a leading certified expert by Intuitive Surgical - the American produced of the original Da Vinci robots. The doctor is a member of Association of Aesthetic Medicine and Association of Bariatric Surgery.

Dr. Tvaruzek heads the Center of Robotic Surgery located in the St. Zdislava Hospital (the Czech Republic). The doctor has performed over 3,500 robotic surgeries for his practice. Among them are:

• prostatectomy with preservation of the erectile function
• transoral surgeries (removal tumors of the nasopharynx, larynx, trachea, mouth)
• thyroidectomy
• nephrectomy
• bariatric surgeries (surgical treatment of obesity).

Oncologist, Oncohematologist, Surgeon

Head physician of Oncology and Hematology Center

Prof. Elke Jaeger is one of the best German doctors according to Focus rating.

Head of Teaching at the Puerto Vallarta Regional Hospital

2020-2023

Medical records manager at the Regional Hospital of Puerto Vallarta 2 months 2020

General practitioner in private medical office

2015-2022

Doctor in charge of weight control clinic

2013-2014

Medical assistant in dermatology clinic

2008-2013

Medical Assistant in Dermatological procedures.

 Medical Assistant in minimally invasive surgical procedures

 Operation of fractional laser machine - IPIXEL-ER and

facial rejuvenation with IPL.

 Experience in laser hair removal with Intense Pulsed Light and

radiofrequency

 Experience with ultrasonic cavitation

 Experience with ultraviolet (UV) light phototherapy machine for the

treatment of psoriasis and vitiligo.

 Experience assisting in and Fillers procedures.

 Biomagnet certified by the Higher Institute of Biomagnetism

doctor ISAAC GOIZ DURAN

 Experience in clinical records

 Training in continuing education and professional development of teachers

Education and Career

2011 – 2015, (Internal Medicine Specialist) Istanbul University Istanbul School of Education and Career

Medicine Department of Internal Medicine

2015 – 2016, (Internal Medicine) Specialist Istanbul Haydarpasa Numune Training and Research Hospital

2016 – 2019, (Medical Oncology) Istanbul University Istanbul School of Medicine Department of Medical Oncology

2019 – 2021, (Medical Oncology Specialist) - Istanbul Haydarpasa Numune Training and Research Hospital

2021 – 2024, (Associate Professor) Marmara University School of Medicine Department of Medical Oncology

Memberships in Scientific Organizations

ASCO

ESMO

TTOD 

AVOD 

Publications

In the field of oncology, he has published over 30 peer-reviewed articles at both international and national levels.

Awards Received

EAACI The European Academy of Allergy and Clinical Immunology 2019 Best Poster Award

"The top 3rd verbal presentation, IGICC (11th International Gastrointestinal Cancers Conference – IGICC2021)"

Speeches Delivered at National Congresses, Conferences, and Symposia:

Courses, Meetings, and Certificates

ESMO certified Medical Oncologist since 2019

Specializations

Oncological Surgery (Cancer Surgery)

Breast Diseases Surgery

Gallbladder and biliary tract diseases surgery

Thyroid – Parathyroid Surgery

Inguinal and Abdominal Wall Hernia, Stomach Hernia Surgery

Closed (Laparoscopic) Hernia Surgery

Endoscopy Applications

Treatment of Gastrointestinal Sy Diseases

Dr. Yahya Özel is a highly experienced general surgeon with expertise in bariatric surgery, hepatobiliary diseases, abdominal hernias, endocrine surgery, and oncological surgery. He completed his medical education at Istanbul University, Istanbul Faculty of Medicine in 1990 and pursued his specialization in General Surgery at Haydarpaşa Numune Training and Research Hospital between 2001 and 2006. His commitment to advanced surgical techniques led him to further training at Tokyo University Hospital, Japan, in the Hepato-Biliary-Pancreatic Surgery and Artificial Organ Division under renowned experts M. Makuuchi and N. Kokudo.

Throughout his career, Dr. Özel has worked at prestigious institutions, including Istanbul University Faculty of Medicine, Haydarpaşa Numune Training and Research Hospital, and Ümraniye Training and Research Hospital. His extensive experience includes roles in ERCP and surgical endoscopy, as well as advanced laparoscopic and robotic surgery. In addition to his clinical practice, he has served as an academic faculty member at Doğuş University, contributing to the education and training of future medical professionals.

Dr. Özel holds several certifications in surgical endoscopy, including the Turkish Surgical Proficiency Certificate. His dedication to minimally invasive surgical techniques, obesity treatment, and hepatobiliary surgery has made him a sought-after specialist in his field. With a career spanning over three decades, he continues to provide high-quality, patient-centered surgical care, ensuring the best outcomes through his expertise and innovative approach.

Personal Information 

Sex:  Male

Born : 1968 

Professional Experience

Gayrettepe Florence Nigthingale Hospital

Medical Oncology Department

Besiktas/Istanbul/Turkey (ongoing)

Education:

He became Professor (22/April /2016)

Medical Oncology

Attending Phys.in Gastrointestinal Oncology (January 2005 ,2009)

Istanbul University Oncology Institue,

Department of Medical Oncology

Medical Oncology Fellowship (December 2001-December2004)

Istanbul University, Istanbul Medical Faculty

Hemodialysis Traning (May1996-January1997)

Istanbul University ,bCerrahpasa Medical Faculty

Internal Medicine Residency (November 1991-November 1996)

Istanbul University ,bCerrahpasa Medical Faculty

Ege University Medical Faculty (1985-1991)

Professional Experience

February 1999-November 2001

Metropolitan Florence Nigthingale Hospital

American Cancer Center, Gayrettepe/İstanbul

April1997- October 1998

Bayraktar Dialysis Center

Güngören/ Istanbul

Membership

Turkish Medical Oncology Association

ENET(European Neuroendocrine Tumour Society)

ESMO

ASCO

Dr. Duygu Derin is an experienced medical oncologist who specializes in treating gastrointestinal cancers, lung cancer, and gynecologic neoplasms. She is a member of several oncology associations and has published more than 30 national and international scientific papers. She graduated from Galatasaray Medical High School and achieved a Medical Doctor rank from the Medical Faculty of Istanbul University. She has completed internships and professional development courses in various hospitals and holds the title of Associate Professor.

Experience

2022 PRIVATE MEDIPOL BAHÇELİEVLER HOSPITAL

2021 - 2021 Prof. Dr. Cemil Taşçıoğlu City Hospital, Medical Oncology Clinic Education Officer

2021 - 2021 Prof. Dr. Cemil Taşçıoğlu City Hospital

2020 - 2021 Yüzüncü Yıl University Faculty of Medicine

2020 - 2021 Head of the Department of Medical Oncology, Yüzüncü Yıl University Faculty of Medicine, Assoc. Dr.  

2018 - 2021 Lecturer - Yüzüncü Yıl University Faculty of Medicine, Head of Medical Oncology Department  

2018 - 2021 Yüzüncü Yıl University Faculty of Medicine

2015 - 2018 University of Health Sciences, Okmeydanı Training and Research Hospital

2015 - 2018 University of Health Sciences, Okmeydanı Training and Research Hospital, Medical Oncology Clinic, Sub-branch assistant

2012 - 2015 Kanuni Sultan Süleyman Training and Research Hospital, Internal Medicine specialist

2012 - 2015 Suleiman the Magnificent Training and Research Hospital,

2008 - 2012 Haseki Training and Research Hospital

2006 - 2008 Kızıltepe No. 3 Health Center General Practitioner.

Education

2018

İstanbul Okmeydanı Eğitim ve Araştırma Hastanesi, Tıbbı Onkoloji

2018

İstanbul Okmeydanı Eğitim ve Araştırma Hastanesi, Tıbbı Onkoloji, İstanbul Okmeydanı Eğitim ve Araştırma Hastanesi, Tıbbı Onkoloji

2012

İstanbul Haseki Eğitim ve Araştırma Hastanesi, İç Hastalıkları, İstanbul Haseki Eğitim ve Araştırma Hastanesi, İç Hastalıkları

2012

İstanbul Haseki Eğitim ve Araştırma Hastanesi, İç Hastalıkları

2007

Uludağ Üniversitesi Tıip Fakültesi, Tıip Fakültesi, Uludağ Üniversitesi Tıip Fakültesi, Tıip Fakültesi

Prof. Thomas W Kraus is a renowned gastrointestinal doctor in Germany with over 30 years of experience and 3,000+ surgical interventions performed. He specializes in Whipple procedure management, stomach oncology and treatment of liver diseases, and is the Chief Physician in Nordwest Clinic in Francfurt am Main. Prof. Kraus is a member of several prestigious national and international medical associations, and has received numerous awards for his achievements. He has a wide range of surgical services, including laparotomy, laparoscopy, radical resection, draining of inflammatory diseases, bile ducts surgical reconstruction, bypass, stapling of the damaged bile ducts, endoscopic correction of hernias, and more.