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Related Concept Videos

Computed Tomography01:10

Computed Tomography

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Tomography refers to imaging by sections. Computed tomography (CT) is a non-invasive imaging technique that uses computers to analyze several cross-sectional X-rays to reveal minute details about structures in the body.
The technique was invented in the 1970s and is based on the principle that as X-rays pass through the body, they are absorbed or reflected at different levels. In the technique, a patient lies on a motorized platform while a computerized axial tomography (CAT) scanner rotates...
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Imaging Studies III: Computed Tomography01:27

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DefinitionComputed Tomography (CT) of the genitourinary (GU) tract is a non-invasive imaging modality that utilizes X-rays and computer processing to generate detailed cross-sectional images of the urinary system, encompassing the kidneys, ureters, bladder, and adjacent structures such as the adrenal glands.PurposeCT scans of the GU tract serve several diagnostic and therapeutic purposes, including:Diagnosis of Urinary Tract Diseases: Detects kidney stones, tumors, cysts, and congenital...
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Imaging Studies for Cardiovascular System V: CT01:28

Imaging Studies for Cardiovascular System V: CT

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Cardiac computed tomography (CT) scanning is an advanced cardiac imaging technique that utilizes CT technology, with or without intravenous (IV) contrast, to produce accurate cross-sectional virtual slices of specific areas of the heart, coronary circulation, and major blood vessels such as the aorta, pulmonary veins, and arteries. The computer processes these slices to generate three-dimensional images. Multidetector CT (MDCT) is a rapid form of CT scanning that captures multiple slices...
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Updated: Apr 25, 2026

Multi-Tracer Studies of Brain Oxygen and Glucose Metabolism Using a Time-of-Flight Positron Emission Tomography-Computed Tomography Scanner
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[Computed tomography in multiple trauma patients: technical aspects, work flow, and dose reduction].

F A Fellner1, J Krieger, N Lechner

  • 1Zentrales Radiologie Institut, AKH Linz - Kepler Universitätsklinikum/JKU, Krankenhausstr. 9, 4020, Linz, Österreich, franz.fellner@akh.linz.at.

Der Radiologe
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Early whole-body computed tomography (CT) is the standard for severe trauma patients, improving outcomes. This imaging technique offers superior diagnostic accuracy and is crucial for timely trauma management.

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Area of Science:

  • Radiology
  • Trauma Care
  • Medical Imaging

Background:

  • Severe trauma necessitates rapid and precise diagnostic workup.
  • Early whole-body computed tomography (CT) is established as the standard of care.

Purpose of the Study:

  • To provide a comprehensive overview of CT utilization in life-threatening trauma.
  • To focus on radiological procedures, CT workup methods, dose reduction, and pediatric trauma.

Main Methods:

  • Review of current literature and practices in whole-body CT for trauma.
  • Discussion of advanced CT scanner capabilities and imaging quality.
  • Exploration of dose reduction strategies and pediatric CT protocols.

Main Results:

  • Early whole-body CT demonstrates a positive correlation with reduced morbidity and mortality.
  • CT imaging is demonstrably superior to alternative imaging modalities in trauma patients.

Conclusions:

  • Optimal trauma care requires close collaboration among trauma surgeons, anesthesiologists, and radiologists.
  • Radiologists play a key role in rapid diagnostic workup and communication of findings.
  • Minimizing patient radiation dose in CT scans remains an important consideration.