A medical team specialized in tumors of the Breast Cancer Program at Oncology Center of King Saud University has operated a successful surgery on a patient diagnosed with early-stage breast cancer using Intra Operative Electron Radiotherapy (IOERT) technology for the first time in the Arab world, as a new achievement to be added to the record of the University in the medical field. After the operation, the head of the surgical team, Professor Abdulaziz bin Abdullah Al-Saif, said that the patient was given the right dose of radiation fitted to her body and the disease, stressing that this treatment is appropriate to patients with early-stages of the tumor only, pointing out that that this type of therapy has proven a global success and the use of IOERT technology in this operation is considered to be for the first time of its kind in the Arab world. For his part, Consultant Oncologist and the head of the radiotherapy team Dr. Abdullah bin Abdulrahman Al-Suhaibani noted that one of the advantages of this technique is to shorten the treatment period from six weeks to ten minutes.