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.

The European Society of radiology European Congress of Radiology (ECR) 2023 meeting. Image courtesy of ECR

Key trends in radiology at the European Congress of Radiology 2023 meeting

Bhvita Jani, research manager at the healthcare market analysis firm Signify Research, shares noteworthy happenings from the ECR expo floor.

April 7, 2023
mechanical ventilation for covid

2 years on, lung damage scant in COVID survivors who were ventilated

Most patients who received mechanical ventilation for COVID-19 at a busy European hospital not only survived but also showed no scarring or thickening on lung CT at two years post-discharge.

April 6, 2023
Female Medical Research Scientist Working with Brain Scans

Neuroradiologists make more mistakes when facing these 3 scenarios

“These findings should be considered when designing workflow-related and other interventions seeking to reduce errors," experts wrote in AJR

March 30, 2023
Lung

Paltry use of CT for lung cancer screening persists across all payer types

The findings should serve as a call to action for radiologists to increase awareness about LDCT, experts contended. 

March 29, 2023
An overview of artificial intelligence (AI) in radiology with Keith Dreyer with the ACR. Images shows a COVID-19 lung CT scan reconstruction from Siemens Healthineers. #AI #radAI #ACR

Artificial intelligence shows promise in mitigating radiologist bias

AI clinical decision support was particularly popular among younger radiologists, experts wrote in Scientific Reports

March 29, 2023
Brainomix stroke CT imaging

Explainable stroke AI cleared for US sales

The FDA has OK’d a new artificial intelligence platform for quickly diagnosing stroke on unenhanced CT scans.

March 21, 2023

New algorithm shows how AI could make lung cancer screening more cost-effective

Using CT scans, a deep learning algorithm can recommend optimal lung cancer screening intervals by distinguishing between high-risk and low-risk lung nodules. 

 

March 21, 2023
A cardiology practice in Florida and several of its cardiologists have agreed to pay $2 million to resolve allegations that they violated the False Claims Act and committed fraud. As a part of the agreement, there has been no determination of liability.

Family of deceased patient awarded $880,000 after radiologist misses broken neck on CT scan

A jury sided with the estate of 76-year-old Ohioan Ronald Nielson, who was sent home without immobilization to protect his injury. 

March 16, 2023

Around the web

"This was an unneeded burden, which was solely adding to the administrative hassles of medicine," said American Society of Nuclear Cardiology President Larry Phillips.

SCAI and four other major healthcare organizations signed a joint letter in support of intravascular ultrasound. 

The newly approved AI models are designed to improve the detection of pulmonary embolisms and strokes in patients who undergo CT scans.

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