Cardiac CT

In comparison to findings from a similar study in 2014, the national volume computed tomography (CT) dose index (CTDLvol) declined by 9.3 percent, according to newly published research involving 5 million CT exams for over 2.8 million adults in 2025.

Catch up on the top AI-related news and research in radiology over the past month.

Advanced imaging with photon-counting CT and AI detection of subtle calcification may lead to a reevaluation of the power of zero with coronary artery calcium (CAC) scoring.

Catch up on the latest imaging research from the recent Society of Cardiovascular Computed Tomography (SCCT) conference.

In the age of advanced CCTA imaging, a one-size-fits-all approach to image acquisition is a disservice to patients.

In light of the recent death of Sen. Lindsey Graham from aortic dissection, we highlight pertinent diagnostic principles and key imaging findings for the timely detection of aortic dissection, a topic that Alan Braverman, MD, FACC, discussed in an interview with Diagnostic Imaging.

Out of multiple potential risk factors for the development of preeclampsia, ranging from hypertension to non-gestational diabetes and maternal age > 35, researchers found that pre-pregnancy coronary artery calcium (CAC) was the only risk factor significantly associated with preeclampsia.

For patients having CT angiography prior to TAVR procedures, researchers found that photon-counting detector CT (PCD-CT) offered higher specificity and PPV for detecting significant coronary artery disease (CAD), according to study findings to be presented at the Society of Cardiovascular Computed Tomography (SCCT) conference.

Photon-counting computed tomography (PCCT) is a foundational cornerstone that can facilitate detection, targeting and reversal of coronary artery disease.

Deep learning-based motion correction with the CLEAR Motion software reportedly bolsters cardiac imaging quality while the PIQE 1024 Deep Learning Reconstruction software offers equivalent SNR to photon-counting CT for high-resolution views of objects less than 0.5 mm.

Emerging research demonstrates that those with total plaque volume > 750 mm3 have an 18.6 percent risk of MACE at four years in comparison to a 1.4 percent MACE risk for those with no plaque.

Catch up on the most-well viewed radiology content in June 2026.

Catch up on a variety of FDA news in radiology from the past week.

Researchers found that non-contrast head CT exams, head and neck CT exams and spine CT imaging increased by 33 percent, 76.9 percent and 52.9 percent, respectively, per 1,000 emergency department encounters over the last decade.

Catch up on the top AI-related news and research in radiology over the past month.

New research suggests that photon-counting CT may provide critical insight into a diagnostic dilemma that has challenged radiologists for decades.

The AI-enabled image processing with SubtleHD(CT) software reportedly facilitates improved noise reduction and image quality for computed tomography (CT) exams.

Catch up on the top radiology content of the past week.

The Cone-Beam CT (CBCT) Perfusion software reportedly provides CT-quality perfusion maps during neurointerventional procedures.

Emerging CCTA research affirms the importance of going beyond LDL reduction in the evaluation and treatment of patients with chronic coronary syndrome.

Catch up on a variety of new FDA clearances in radiology from the past week.

The ACIST Pro Diagnostic System, a variable-rate contrast management platform, reportedly offers real-time contrast tracking for image-guided interventional cardiology procedures and reduces set-up time by one-third in comparison to the ACIST CVI device.

Catch up on the top radiology content of the past week.

In a study involving nearly 350 completed requests for CT scans at a pediatric hospital emergency department, researchers found that 54 percent were not appropriate according to American College of Radiology appropriateness criteria.

The benefits of photon-counting CT via ultra-high spatial resolution, reduced blooming artifacts and high temporal resolution allow characterization with confidence in coronary stent assessment.