Your Notifications
All done, no notifications
Dr. Semih Halezeroglu

Dr. Semih Halezeroglu

Surgical Oncologist ·
, Istanbul, Turkey

30 Years of experience ·
Languages Spoken: Turkish & English

Semih Halezeroglu is currently available for hospital consultations. Explore online consultation options or book an in-person visit.

About Dr. Semih Halezeroglu

Condition Treated by Dr. Semih Halezeroglu

Some of the conditions surgical oncologist Semih Halezeroglu treats are:

  • Stomach Cancer
  • Skin Cancer
  • Pancreatic Cancer
  • Meningiomas
  • Breast Cancer
  • Oral or Mouth Cancer
  • Colorectal or Colon Cancer
  • Prostate Cancer
  • Mixed Gliomas
  • Ovarian Cancer
  • Primitive Neuroectodermal Tumors
  • Brain Cancers- Astrocytoma
  • Oligodendrogliomas
  • Cervical Cancer
  • Ependymomas
  • Lung Cancer

Some women require surgery to remove the entire breast through mastectomy. The surgeons remove the breast tissues including nipple and the skin and the tissues that have the chest muscles. You may opt for breast reconstruction after a mastectomy.

Signs and Symptoms treated by Dr. Semih Halezeroglu

Your symptoms depend on the type of cancer you are affected with, what is the stage, the location of cancer, and how far it has spread in the body. Cancer may cause any type of symptoms or signs. A sign can be seen by others, such as a fever, vomiting, and breathing. Symptoms can be perceived only by the person is suffering from the condition. Around 200 types of cancer are known till date and all these can cause different symptoms. Cancer can produce various symptoms and these can differ from person to person. Some of the signs and symptoms of different types of cancer are as follows:

  • Bone pain
  • Coughing up blood, even a small amount
  • Losing weight without trying
  • Chest pain
  • A new cough that doesn't go away
  • Shortness of breath
  • Hoarseness
  • Headache

Operating hours of Dr. Semih Halezeroglu

The operating hours of Dr Semih Halezeroglu is 11 am to 6 pm (Monday to Saturday), The doctor does not see patients on Sunday.

Procedures performed by Dr. Semih Halezeroglu

The list of popular procedures that Dr Semih Halezeroglu performs for cancer treatment is given below

  • Lung Cancer Treatment

The doctor has rich experience in performing complex cases with accuracy. The surgeon has performed a large number of procedures with a high success rate and adheres to medical protocols to ensure patient safety and speedy recovery. The specialist is proficient in using the latest techniques to perform the procedures and ensures that the patient has a speedy recovery. A surgical oncologist performs cancer surgery in two ways: minimally invasive surgery and open surgery. Minimally invasive surgery uses techniques that focus on minimizing the trauma of traditional surgery. Some of the minimally invasive techniques are cryosurgery, robotic surgery, laparoscopy, cryosurgery, and laser surgery. In open surgery, surgeons make a single large cut to remove the tumor and some healthy tissues.

Qualification

  • 2008 - Istanbul Bilim University Faculty of Medicine / Professor
  • 2001 - Süreyyapaşa Chest Diseases and Thoracic Surgery Training and Research Hospital / Associate Professor
  • 1992 - Heybeliada Chest Diseases and Thoracic Surgery Hospital Thoracic Surgery
  • 1987 - Istanbul University Cerrahpaşa Medical Faculty

Work Experiences

  • 2008 - 2009 - Head of Department of Thoracic Surgery, Istanbul Bilim University Faculty of Medicine
  • 2003 - 2008 - Süreyyapaşa Chest Diseases and Chest Surgery Training and Research Hospital, Chest Surgery Clinic Chief and Chief Physician
  • 2003 - 2005 - American Hospital, Head of Thoracic Surgery Department
  • 1998 - 2003 - Sureyyapaşa Chest Diseases and Thoracic Surgery Training and Research Hospital, Thoracic Surgery specialist
  • 1992 - 1998 - Heybeliada Chest Diseases and Thoracic Surgery Hospital, Thoracic Surgery specialist
  • 1988 - 1992 - Heybeliada Chest Diseases and Chest Surgery Hospital, Chest Surgery specialization training

Memberships (5)

  • Respiratory Research Association of Turkey
  • Turkish Thoracic Surgery Association
  • European Society of Chest Surgeons
  • International Lung Cancer Association
  • Turkish Thoracic Society

Ready to Speak with Semih Halezeroglu?

Book a secure video consultation for expert Cancer Specialist care.

Procedures Performed

Cholangiocarcinoma (Bile Duct Cancer)
Head & Neck Cancer Treatment
HIPEC
Lung Cancer Treatment
Malignant Mesothelioma Treatment
Nasopharyngeal Cancer Treatment
Papillary Thyroid Cancer Treatment
Rhabdomyosarcoma (RMS) Treatment
Robotic Cancer Surgery

Frequently Asked Questions

Dr. Semih Halezeroglu is a specialized Surgical Oncologist and is one of the most sought after doctors in istanbul, Turkey.

No, this doctor does not offer telemedicine via MediGence

Dr. Semih Halezeroglu is one of the most sought after specialists in Turkey and has over 30 Years years of experience.

FAQ's Related to Surgical Oncologist

A surgical oncologist is a general surgeon with training in various procedures for diagnosing or removing cancerous growths. The common procedures performed by a surgical oncologist are biopsy and surgery for the removal of cancerous growth. In some cases, a surgical oncologist performs surgeries to find out parts of the body where cancer has spread. In special cases, the surgeons do preventive surgeries. Sometimes, additional treatments like chemotherapy or radiation follow surgery. In these cases, surgical oncologists play an important role in providing care to the patients post-surgery.

Some of the most common test performed for the diagnosis of cancer are:

  • Laboratory Tests
  • Physical Exam
  • Cancer Screening
  • Imaging Tests
  • Biopsy

A biopsy is the most common procedure to diagnose most types of cancer. While other tests can only suggest if cancer is present, a biopsy can make an accurate diagnosis. During this process, the doctor removes a very small amount of tissues to observe under a microscope.

If your primary doctor suspects cancer, he will refer you to a surgical oncologist for the diagnosis of the condition. The surgical oncologist evaluates the symptoms and analyses the test report to find out if you have cancer. An individual needs to consult a surgical oncologist in case of below situations:

  1. Unusual cancer like head or neck cancer.
  2. Complex cancer can spread to multiple body parts.
  3. Cancer recurrence
  4. Cancer that is difficult to treat
  5. For in-depth evaluation and treatment plan
  6. You want a second opinion about cancer diagnosis

Explore Telemedicine Specialists

Dr. Abdullah Rahil
Reviewer

MPT (Neuro)

7 Years of Experience

Last Reviewed - June 2026

Dr. Abdullah Rahil, M.P.T. (Neurology), is a dedicated physiotherapy professional specializing in orthopedic, neurological, and musculoskeletal rehabilitation. With strong clinical expertise, he focuses on improving patient mobility, reducing pain, and restoring functional independence through evidence-based rehabilitation techniques. He is skilled in advanced therapeutic approaches that support effective rehabilitation and recovery for a wide range of musculoskeletal and neurological conditions, focusing on improving mobility, reducing pain, and restoring functional independence. Dr. Rahil has extensive experience managing diverse rehabilitation cases. His patient-centered approach emphasizes personalized treatment plans, continuous assessment, and comprehensive rehabilitation to achieve optimal recovery outcomes.
View More
Nimra Haseeb
Author

MSc Biochemistry

4 Years of Experience

Last Reviewed - June 2026

Miss Nimra Haseeb is a medical researcher and a scientific content writer. She holds a Bachelor’s degree in Biotechnology and a Master’s in Biochemistry from Integral University, Lucknow. With strong experience in healthcare research, she specializes in secondary research, clinical data analysis, and evidence-based medical writing. Her work focuses on transforming complex scientific and medical information into clear, accurate, and reliable healthcare content for patients and healthcare audiences. She is also experienced in interpreting medical studies and healthcare trends to deliver well-researched and informative content that supports better health awareness and decision-making.
View More

Please Enquire

Required | alphabets and spaces
Required | A valid, working email address
Required | A valid contact

Not Sure About Your Treatment Plan? Get a Free Second Opinion

Have your reports reviewed by independent oncology experts to help you make a confident treatment decision, all online within 48 hours

Get Insight with our Blogs

Latest Advancements in Cancer Treatment: Chemotherapy & Radiation Therapy
Oncology

Latest Advancements in Cancer Treatment: Chemotherapy & Radiation Therapy

Surgical procedures, radiation therapy, medications, and other treatments are used to treat cancer. Healing, reducing, or preventing the spread of cancer is the aim of cancer treatment.

Published: 06 Nov, 2024
Updated: 27 Feb, 2026