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Clinical radiology uses three main kinds of imaging to create images of the inside of the body. These are:
Radiation can have potentially harmful side effects, however medical experts believe the risks from being exposed to a small amount of radiation is far outweighed by the benefits of obtaining a correct diagnosis and being able to precisely target treatment and procedures.
Clinical radiologists carefully control and monitor the doses of ionising radiation a patient is exposed to in X-rays and CT scans. They are highly trained in these technologies and know how to administer the tests to achieve the best outcome for the patient using the lowest dose of radiation. Before a clinical radiologist undertakes an imaging procedure they carefully weigh the benefit against any potential risk.
Clinical radiologists are also highly trained in radiation safety.
The level of radiation you will be exposed to depends on the nature of the test you are having
The level of radiation used in X-rays and CT scans is much lower than that used in radiation therapy for cancer treatment.
Page last modified on 27/3/2018.
RANZCR® is not aware that any person intends to act or rely upon the opinions, advices or information contained in this publication or of the manner in which it might be possible to do so. It issues no invitation to any person to act or rely upon such opinions, advices or information or any of them and it accepts no responsibility for any of them.
RANZCR® intends by this statement to exclude liability for any such opinions, advices or information. The content of this publication is not intended as a substitute for medical advice. It is designed to support, not replace, the relationship that exists between a patient and his/her doctor. Some of the tests and procedures included in this publication may not be available at all radiology providers.
RANZCR® recommends that any specific questions regarding any procedure be discussed with a person's family doctor or medical specialist. Whilst every effort is made to ensure the accuracy of the information contained in this publication, RANZCR®, its Board, officers and employees assume no responsibility for its content, use, or interpretation. Each person should rely on their own inquires before making decisions that touch their own interests.