Oncology surgery to perform a surgical procedure to remove a specific tumor in the body, and oncology surgery deals with benign and malignant tumors. Often, a single procedure will be sufficient to successfully remove the tumor. If the malignant tumor is to be removed, it is highly anticipated that other surgical procedures will be resorted to and additional treatment methods such as chemotherapy or radiation. Many factors should be taken into consideration in tumor surgery, such as the tumor stage, that is to say, whether this tumor should be removed or if it can be treated without surgery. If the operation is necessary, it is usually done is to decide whether the laparoscopic minimally invasive operation is preferable or if a more comprehensive surgery is required. This is the case when other organs are affected, when they are severely damaged, or when the surrounding tissue is reconstructed