3MST

3MST refers to a specific type of three-dimensional stereotactic radiotherapy treatment. Stereotactic radiotherapy is a highly precise radiation therapy technique used to treat tumors and other abnormalities within the body. The "3MST" designation typically indicates that the treatment involves three distinct sessions or fractions. This fractionation schedule is a key characteristic of 3MST, differentiating it from treatments with different numbers of daily radiation doses.

The core principle behind stereotactic radiotherapy, including 3MST, is to deliver a high dose of radiation to a target area while minimizing exposure to surrounding healthy tissues. This precision is achieved through advanced imaging technologies that precisely locate the tumor and sophisticated treatment machines that can direct radiation beams from multiple angles. The goal is to maximize the therapeutic effect on the targeted lesion while reducing the risk of side effects.

3MST is often employed for the treatment of smaller, well-defined tumors, particularly in the brain, spine, and lung. Its application is dependent on the specific medical condition, tumor size, location, and the patient's overall health. The decision to use a 3MST protocol is made by a multidisciplinary team of oncologists, radiation oncologists, and medical physicists after careful evaluation of the individual case. The reduced number of treatment sessions compared to conventional radiotherapy can also offer benefits in terms of patient convenience and reduced overall treatment time.