Items tagged “medical student”

156 results found
Article

CT abdomen (summary)

This is a basic article for medical students and other non-radiologists CT abdomen is an increasingly common investigation that is used to help make diagnoses of a broad range of pathologies. A CT abdomen in its simplest form is a CT from diaphragm to symphysis pubis performed 60 seconds after ...
Article

Pneumoperitoneum (summary)

This is a basic article for medical students and other non-radiologists Pneumoperitoneum describes gas within the peritoneal cavity and is often the harbinger of a critical illness, often perforation of a hollow viscus. Pneumoperitoneum is distinct from pneumoretroperitoneum (much rarer) and ma...
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CT intravenous contrast media

Intravenous contrast media used in CT (also simply called IV contrast) is used to improve contrast resolution (to aid ease of differentiation between tissues).  Contrast behavior Once IV contrast has been injected, it flows around the vascular system in a predictable fashion: pulmonary artery...
Article

CT luminal contrast

Luminal contrast can be given to patients to improve the diagnostic accuracy of a CT examination. Modern scanners are much quicker and more sensitive and oral contrast is no longer routinely required. Despite this, some centers continue to use oral contrast for some examinations. Summary In da...
Article

Abdominal x-ray (summary)

This is a basic article for medical students and other non-radiologists Abdominal radiographs can be a useful examination, but you need to think about the question you are asking before getting the test. Before the advent of computerized tomography (CT) imaging, it was a primary means of invest...
Article

Abdominal x-ray - an approach (summary)

This is a basic article for medical students and other non-radiologists Abdominal radiographs can be challenging examinations to look at. It is always best to approach radiographs in a systematic way. Bowel gas pattern Gas within the bowel forms a natural contrast with surrounding tissues sin...
Article

Erect chest x-ray (summary)

This is a basic article for medical students and other non-radiologists Erect chest x-rays are standard positioning but are also a specific examination performed for the assessment of subdiaphragmatic free gas (pneumoperitoneum). Reference article This is a summary article; we do not have a m...
Article

Fat stranding (summary)

This is a basic article for medical students and other non-radiologists Fat stranding is a sign that is seen on CT. It describes the change in attenuation of fat around an inflamed structure and is a very helpful signpost for intra-abdominal pathology. Reference article This is a summary arti...
Article

Bowel dilatation (summary)

This is a basic article for medical students and other non-radiologists Bowel dilatation is a relatively non-specific sign than can be seen on most imaging modalities. In bowel obstruction, dilatation may be demonstrated on a plain radiograph providing the bowel is filled with gas. Reference a...
Article

Fracture description (summary approach)

This is a basic article for medical students and other non-radiologists Fracture description allows an individual to accurately determine fracture type and communicate important information to colleagues without the use of the radiograph. Practicing fracture description is important and using a...
Article

Fracture types (summary)

This is a basic article for medical students and other non-radiologists Determining fracture type is really important when looking at a fracture and trying to describe it. Fractures can broadly be split into complete and incomplete fractures. Reference article This is a summary article. For m...
Article

Fracture location (summary)

This is a basic article for medical students and other non-radiologists Determining fracture location is important when describing a fracture and determining plans for management. Reference article This is a summary article. For more information, you can read a more in-depth reference article...
Article

Fracture displacement (summary)

This is a basic article for medical students and other non-radiologists Describing fracture displacement is really important when assessing a fracture. The type and degree of displacement will have a significant effect on the management plan and prognosis. Reference article This is a summary ...
Article

Fracture complications (summary)

This is a basic article for medical students and other non-radiologists Assessment of fracture complications is key to accurate assessment of a fracture. It is vital to assess for these when describing a fracture. Reference article This is a summary article. There is no accompanying reference...
Article

Wrist series (summary)

This is a basic article for medical students and other non-radiologists A wrist series (or wrist x-ray) may be performed for a multitude of reasons. However, they are most commonly used in the assessment of trauma, by clinical teams within the Emergency Department or Orthopedic service. Refere...
Article

Elbow series (summary)

This is a basic article for medical students and other non-radiologists An elbow series is the standard series of radiographs that are performed when looking for evidence of fracture, dislocation or elbow joint effusion following trauma. Reference article This is a summary article. For more i...
Article

Shoulder series (summary)

This is a basic article for medical students and other non-radiologists A shoulder series (or shoulder x-ray) is most frequently performed following trauma looking for evidence of fracture or dislocation. Reference article This is a summary article. For more information, you can read a more i...
Article

Investigating limb ischemia (summary)

This is a basic article for medical students and other non-radiologists Limb ischemia is a relatively uncommon, but potentially limb (and life) threatening situation. There are many potential causes. Reference article This is a summary article; we do not have a more in-depth reference article...
Article

Peripheral arterial disease (summary)

This is a basic article for medical students and other non-radiologists Peripheral arterial disease (sometimes less accurately referred to as peripheral vascular disease) is a relatively common progressive disease of arterial degeneration that can result in a variety of symptoms. Reference art...
Article

US abdomen (summary)

This is a basic article for medical students and other non-radiologists Ultrasound abdomen is one of the tests that is commonly used in the assessment of patients with abdominal pain. It is particularly useful for the assessment of solid organs and fluid-filled structures. Reference article T...

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