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.

Video interview with Martha Gulati, MD, was the lead author of the 2021 chest pain guidelines and shares impacts.

Cardiac CT gaining popularity due to chest pain guidelines, cost savings

Cardiologist Martha Gulati, MD, lead author of the 2021 chest pain guidelines, explained how the document may have contributed to the rise of cardiac CT. "These guidelines have made it harder for people to push back and say you don't need this test," she said. 

September 20, 2023
artificial intelligence healthcare industry digest

ChatGPT knows a lot about PET scans, but its advice is inconsistent

The popular AI chatbot got most of the answers it was asked by researchers right, but its reliability is still up in the air.

September 15, 2023

FFR-CT helps determine when CAD patients face a limited risk of adverse outcomes within 3 years

Researchers examined the "prognostic potential" of this advanced imaging modality. 

September 15, 2023
Fish at Denver Zoo getting a CT scan.

Fish undergoes CT scan due to swimming issue

The French angelfish is swimming better after a diagnosis and a treatment plan.

September 11, 2023
radiology structured reporting data mining

Data mining of structured radiology reports yields advantageous insights

Datapoints contained in structured radiology reports can be readily mined to guide decisions around long-term clinical, business and population-health aims. 

September 1, 2023
Mammography reading workstation at Sectra booth HIMSS23.

Common cancer screenings may not lead to longer lives, with 1 key exception

New research out of Norway focused on 6 common cancer screening tests, tracking their impact on more than 2 million patients.

August 30, 2023
Telehealth can provide significant value when it comes to managing and monitoring patients with CVD or suspected CVD. A new scientific statement from the American Heart Association explores the latest details on this evolving treatment option. 

Virtual radiology consultation services could add value—but are patients interested?

Patients appeared to show little interest in the offering, presenting an "important quandary" for the specialty, according to a new study. 

August 25, 2023
U.S. News & World Report children’s hospitals cardiology heart surgery

Imagers trim pediatric sedation and anesthesia over 11-year period

Continued improvement in imaging techniques and development of clinical practice guidelines may further reduce the need, experts noted. 

August 18, 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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