Computed Tomography

Computed tomography (CT) is a fast and accurate imaging modality often used in emergency settings and trauma imaging. CT scans, with or without (or both) iodinated contrast are frequently used to image the brain, chest, abdomen and pelvis, but also have post-imaging reconstructive capabilities for detailed orthopedic imaging. It is now a standard imaging modality in emergency rooms to quickly assess patients. CT uses a series of X-ray images shot as the gantry rotates around the patient. Computer technology assembles these into into a dataset volume than can be slices on any access, or advanced visualization software can extract specific parts of the anatomy for study. Find more content specific to cardiac CT.

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Similar plaque burden, different risks: Why CCTA might one day alter treatment in postmenopausal women

New data suggest that the burden of atherosclerosis on imaging might not be as indicative of major cardiovascular events as a person’s age and sex. 

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Nearly 90% of significant incidental findings on lung cancer screenings are considered reportable

These findings highlight a need for more stringent and standardized reporting guidelines relative to incidental findings, authors of the new study suggested.

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RadNet revising 2023 financial projections, adding capacity amid ‘heavy demand’ for imaging

PET/CT saw the biggest gains, up almost 21% year-over-year compared to Q1 of 2022, with the group collecting $390M in revenue (up 14%). 

New data suggest clinicians should think twice before foregoing contrast-enhanced imaging

The new data highlight a potential pitfall of unenhanced CT scans on patients presenting to emergency departments with acute pain—an inaccurate workup.

metal artifacts on CT

AI algorithm reduces metal artifacts on CT imaging of metallic implants

This is the first study to use paired, real-world clinical CT images to evaluate deep learning-based artifact reduction techniques.

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American College of Radiology issues heads-up on possible payment denials at certain facility types

ACR is urging providers who encounter such denials to contact their local Medicare Administrative Contractor and consults related CMS documents. 

aiming device and laser guidance during CT procedures

Target accuracy significantly improves with aiming device/laser guidance combo during CT procedures

Laser guidance has been shown to improve needle placement accuracy during percutaneous interventions, but this procedure has drawbacks, experts explained recently.

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Hospital system seeks to scale imaging chain offering scans at up to 70% below traditional pricing

MetroHealth will expand its Lumina brand of patient-centric imaging sites via a franchise model, offering others a turn-key way to create retail-like radiology offerings.