Radioisotope


A version of a chemical element that has an unstable nucleus and emits radiation during its decay to a stable form. Radioisotopes have important uses in medical diagnosis, treatment, and research.

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  • Radiologic

    Having to do with radiology.

  • Radiologist

    the organs of the reproductive and urinary tracts. Radiologist – Head and Neck. The subspecialty concerned with the diagnostic radiology of diseases of the head and neck. Radiologist – Interventional. The subspecialty that uses fluoroscopy, CT, and ultrasound to guide passage through the skin by needle puncture, including introduction of wires and catheters for performing […]

  • Radiology

    The medical specialty concerned with radiation for the diagnosis and treatment of disease, including both ionizing radiation such as X-rays and nonionizing radiation such as ultrasound. Also known as roentgenology.

  • Radiology, interventional

    The use of image guidance methods to gain access to the deepest interior of most organs and organ systems. Interventional radiology includes the use of balloons, catheters, microcatheters, stents, therapeutic embolization (deliberately clogging up a blood vessel), and more. The specialty of interventional radiology overlaps with other surgical arenas, including interventional cardiology, vascular surgery, endoscopy, […]

  • Radiolucent

    Permeable to one or another form of radiation, such as X-rays. Radiolucent objects do not block radiation but let it pass. Plastic is usually radiolucent. The opposite of radiolucent is radiopaque.


Disclaimer: Radioisotope definition / meaning should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. All content on this website is for informational purposes only.