18 Questions
What is the primary purpose of CT fluoroscopy?
To allow for the reconstruction and display of images in real time with variable frame rates
What are the three key advances in CT technology that enable CT fluoroscopy?
Spiral/helical scanning, fast image reconstruction, and continuous image display
What is the purpose of the Fluoro Assisted Computed Tomography System used in CT fluoroscopy?
To facilitate interventional procedures through the use of a unique flat-panel digital detector and C-arm
What is the main difference between conventional CT and CT fluoroscopy?
Conventional CT has a time lag between data acquisition and image reconstruction, while CT fluoroscopy allows for real-time display
What type of artifacts can potentially occur in CT imaging?
All of the above
What is the purpose of the fast image reconstruction and continuous image display capabilities in CT fluoroscopy?
To enable real-time monitoring of interventional procedures
What is the primary purpose of CT angiography?
To image blood vessels using contrast media
Which scanning technique is typically used for CT angiography?
Spiral/helical scanning
What is the advantage of CT angiography over intraarterial angiograms?
Three-dimensional imaging capability
Which of the following is NOT one of the essential elements of CT angiography mentioned in the text?
Radiation dose optimization
What is the purpose of postprocessing techniques in CT angiography?
To display 3D images and perform multiplanar reconstruction
Which of the following acquisition parameters is NOT mentioned in the text as important for CT angiography?
Tube current
What is the main purpose of using fast CT scanners in cardiac imaging?
To reduce motion artifacts and improve spatial and contrast resolution
Which technical requirement is essential for visualizing small differences in tissue contrast in cardiac CT imaging?
Low contrast resolution
What advancement allowed for the development of retrospective imaging in cardiac CT scanning?
ECG correlation with image reconstruction
Why is imaging fast-moving objects important in cardiac CT imaging?
To reduce motion artifacts
What is a key benefit of dedicated reconstruction algorithms in cardiac CT imaging?
Reducing motion artifacts
Why is the DSCT scanner considered to open up a new avenue for successful imaging of the heart?
Due to its ability to meet several technical requirements
Test your knowledge on advanced technical CT applications including CT Angiography, Cardiac CT imaging, and CT fluoroscopy. This quiz is suitable for students of the Radiological Techniques Department at Middle Technical University College of Health and Medical Techniques in Baghdad.
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