Top 10 Commonly Confused Words in Radiation Therapy

Top 10 Commonly Confused Words in Radiation Therapy 1. Dose vs. Dosage Dose refers to the amount of radiation received, while dosage is the frequency or timing of the dose. Remember, dose is the 'amount,' and dosage is the 'schedule.' 2. Radiosensitivity vs. Radioresistance Radiosensitivity refers to how easily a tissue can be damaged by radiation, while radioresistance is the tissue's ability to withstand radiation. Think of radiosensitivity as 'sensitivity to radiation' and radioresistance as 'resistance against radiation.' 3. Isodose vs. Isocenter Isodose refers to a line connecting points receiving the same radiation dose, while isocenter is the point where the radiation beams intersect. Isodose is about 'dose distribution,' and isocenter is about 'beam intersection.' 4. Brachytherapy vs. Teletherapy Brachytherapy involves placing a radiation source directly inside the body, while teletherapy delivers radiation from an external machine. Brachytherapy is 'internal,' and teletherapy is 'external.' 5. Fractionation vs. Hypofractionation