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What is radiation - am I exposed to background radiation each day even if I do not have an X-ray examination? Background radiation - Background radiation refers to the ionising radiation from high energy particles or rays that we are unavoidably exposed to in our daily lives, which gives each of us a small but continuous dose of ionising radiation;...
What is magnetic resonance imaging (MRI)? Magnetic resonance imaging (MRI) is a scanning procedure that uses strong magnets and radiofrequency pulses to generate signals from the body. These signals are detected by a radio antenna and processed by a computer to create images (or pictures) of the inside of your body. The MRI scanner is generally shaped like a large,...
What is an ultrasound? Ultrasound is the term used for high-frequency soundwaves. Ultrasound examinations use these sound waves to produce a picture or image onto a screen showing the inside of your body. An ultrasound is carried out by a trained health professional (sonographer, radiologist or sonologist) using a smooth, hand-held device called a transducer that they move across the...
Paediatric (or pediatric) radiology is a subspecialty of diagnostic radiology focused on children, from babies through to adolescents and young adults. Adolescents are referred to paediatric radiologists because developing bodies are more susceptible to the adverse effects of radiation than are adults of equivalent size. Paediatric radiologists have specialised…
Read moreInterventional neuroradiology is a subspecialty of clinical radiology which involves using medical imaging tests in diagnosing and treating diseases of the central nervous system, head, neck and spine. Interventional neuroradiologists use cutting edge imaging and guidance techniques to guide catheters (very fine plastic tubes) and other tiny instruments around…
Health professional informationMusculoskeletal imaging is a subspecialty of diagnostic radiology which involves ordering and interpreting medical images of bones, joints and associated soft tissues and diagnosing injuries and disease. Musculoskeletal imaging radiologists use: ● X-rays/plain radiography; ● Fluoroscopy (a continuous X-ray that creates moving images of the functioning…
Health professional informationEmergency radiology is a subspecialty of diagnostic radiology. Emergency diagnostic radiologists are an integral part of a hospital’s emergency team and are directly involved in helping diagnose trauma patients. Emergency radiologists use a range of imaging techniques to diagnose: Body trauma Heart and lung (thoracic) trauma and conditions Injuries…
Health professional informationCardiac imaging is a subspecialty of diagnostic radiology. A cardiac radiologist supervises or performs and then interprets medical images to diagnose diseases of the heart such as heart disease, leaky heart valves and defects in the size and shape of the heart. A cardiac radiologist uses imaging techniques such as X-rays, ultrasound (echocardiograms), CT (computed…
Health professional informationAbdominal imaging is a subspecialty of diagnostic radiology which involves imaging the abdomen and pelvis, including the genitals, urinary organs and gastrointestinal tract, to diagnose and plan treatment for disease. Abdominal imaging radiologists use imaging to diagnose diseases of the: liver, bladder and kidneys prostate and uterus pancreas colon gallbladder…
Health professional informationWhat is an angioplasty and stent insertion? Angioplasty and stent insertion is used to treat narrowing in an artery. Angioplasty uses a small, sausage-shaped balloon to stretch the artery open and improve blood flow. The stent is a small, metal cylinder that acts like a small scaffold to hold the artery permanently open. Angioplasty is the name of the procedure...
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