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.

Siemens Somatom Pro Pulse dual-energy, low cost CT system was unveiled at RSNA 2023 and is being aimed at the rising purchases of cardiac CT scanners. Photo by Dave Fornell. #RSNA #RSNA23 #RSNA2023

FDA clears Siemens compact, air-cooled CT machine

The Somatom Pro.Pulse consumes 20% less energy than water-cooled units.

December 19, 2023
Video of Nasir Siddiqui, MD, chair of radiology at Duly Health and Care, explaining how outpatient CT has improv e Duly's ability to serve patients. #GE #RSNA #ESNA23 #RSNA2023

Use of AI-driven CT workflows in outpatient imaging to better serve patients

Nasir Siddiqui, MD, chair of radiology at Duly Health and Care, explains how the suburban Chicago company uses computed tomography to more effectively treat its customers.

December 18, 2023
Lung damage from study

Combining marijuana and tobacco may be extra bad for your lungs

According to new research shared by RSNA, smoking weed in combination with tobacco may increase the risk of damage to lung air sacs.

December 15, 2023
Video of Dhruv Mehta explaining the two new Canon AI-enabled CT systems launched at the 2023 RSNA. #CanonMedical #RSNA #RSNA23 #RSNA2023

Canon launches two new AI-based CT systems

The company unveiled its latest computed tomography systems at RSNA 2023, aiming to address staffing shortages and improve image quality. 

December 12, 2023
Brain MRI AI assessment and segmentation on Fujifilm's Synapse system at RSNA 2023. Photo by Dave Fornell. #RSNA #RSNA23 #RSNA2023

PHOTO GALLERY: New technology at RSNA 2023

Images from the world's largest radiology conference include new technologies and the latest advances in MRI, CT, nuclear medicine, X-ray, artificial intelligence, and PACS/enterprise imaging.

December 11, 2023
Cardiac imaging expert Renee Bullock-Palmer, MD, explains how calcium scoring can determine if patients need to be on statins or not.

CT calcium scoring can determine if patients need statins

Renee Bullock-Palmer, MD, director, non-invasive cardiac imaging, at the Deborah Heart and Lung Center, explains CT calcium scoring can determine if a patient needs to take aspirin and statins for prevention of coronary disease.

December 6, 2023
ScanLabCT Screenshot

VR app simulates imaging room, patient and CT unit to teach techs how to scan

In a virtual reality environment, no patient or technologist is exposed to radiation.

December 6, 2023
Large crowd in the recruiters row on the RSNA expo floor. There was a record number of recruiters at RSNA this year as the radiologist shortage begins to hurt many healthcare systems. The shortage was also brought up in nearly all discussions Radiology Business has at RSNAS 2023. #RSNA #RSNA23 #RSNA2023

4 key trends in radiology at RSNA 2023

The rapidly growing shortage of radiologists and technologists was by far the biggest concern discussed across the Radiological Society of North America meeting.

December 1, 2023

Around the web

Automated AI-generated measurements combined with annotated CT images can improve treatment planning and help referring physicians and patients better understand their disease, explained Sarah Jane Rinehart, MD, director of cardiac imaging with Charleston Area Medical Center.

Two advanced algorithms—one for CAC scores and another for segmenting cardiac chamber volumes—outperformed radiologists when assessing low-dose chest CT scans. 

"Gen AI can help tackle repetitive tasks and provide insights into massive datasets, saving valuable time," Thomas Kurian, CEO of Google Cloud, said Tuesday. 

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