Surgical Oncologist ·
International St. Mary's Hospital , Seoul, South Korea
18 Years of experience ·
Languages Spoken: Korean , English
Here is the list of some of the conditions Dr Chang Hyun treats:
Breast cancer surgery is performed to remove the specific area of cancer in the breasts. The surgeon removes cancer and healthy tissues all around it. You usually have to undergo radiotherapy for the breast after this kind of surgery.
There are around 200 different types of cancer and all these can cause different symptoms. The symptoms are often linked to some cancer types. The signs could also be general, including weight loss, fatigue, and unexplained pain. 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:
You can see Dr Chang Hyun between 11 am and 6 pm from Monday to Saturday. The doctor is not available on Sunday.
The below-listed popular procedures for cancer treatment are performed by Dr. Chang Hyun
The surgical oncologist can perform even the most complicated cases with ease. The doctor has reported a high success rate in performing various procedures with high precision and accuracy. The doctor also holds a rich experience in handling complex cases with ease. The specialist is proficient in using the latest techniques to perform the procedures. Minimally invasive surgery and open surgery are two ways of doing cancer surgery. In open surgery, a large incision is made to remove the tumor. In minimally invasive surgery, surgeons make a few small cuts to remove the tumor. The common techniques for minimally invasive surgery are laser surgery, cryosurgery, robotic surgery, laparoscopy, cryosurgery.
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A surgical oncologist is a doctor who removes the tumor and adjacent tissues through surgery. They also perform some types of biopsies to diagnose cancer. Surgical oncologists can also perform surgeries to determine the areas cancer has spread. In some circumstances, surgical oncologists might also perform preventive surgery. In some cases, you may have surgery and get additional treatments like chemotherapy or radiation. In such cases, surgical oncologists are an important part of the patient’s cancer care team.
The tests required before and during the consultation by a surgical oncologist include:
A biopsy is a procedure in which a piece of tissue from your body is removed to analyze it in a laboratory. It is an effective way to diagnose cancer.
You should see a surgical oncologist in case your primary care doctor refers you to one. The doctor may also tell you to visit a surgical oncologist for the diagnosis of cancer. Some specialized general surgeons can also perform surgery on various types of cancer. In the below-listed situations, you must seek assistance from a surgical oncologist:
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4 Years of Experience
Last Reviewed - June 2026
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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.