April 23rd 2024
In comparison to energy-integrating detector CT for the workup of suspected acute pulmonary embolism, the use of photon-counting detector CT reduced radiation dosing by 48 percent, according to newly published research.
What Emerging CT Research Reveals About Pure Ground Glass Nodules
February 7th 2024In a computed tomography (CT) study assessing over 450 patients who had lung adenocarcinoma resection, researchers noted zero recurrence at five years and 97.7 percent recurrence-free survival at seven years for patients with resected pure ground glass nodules.
New Research Assesses Key CT Signs for Predicting Bowel Necrosis
February 7th 2024Demonstrating an 81 percent AUC, 99 percent specificity and a 98 percent positive predictive value, increased attenuation of intestinal contents was one of four CT findings deemed to be an independent predictive factor for bowel necrosis in patients with closed-loop small bowel obstruction.
Photon Counting CT May Facilitate Earlier Diagnosis of Spontaneous Intracranial Hypotension
February 5th 2024In a comparative study of energy-integrating detector CT myelography versus photon-counting detector CT (PCD-CT) myelography for the detection of cerebrospinal fluid-venous fistulas (CVFs) in cases of spontaneous intracranial hypotension, PCD-CT myelography demonstrated 10 to 19 percent higher sensitivity rates with reviewing radiologists.
Study: Deep Learning Reconstruction Reduces Effective Dosing for CT Colonography by 83 Percent
January 31st 2024Researchers found the use of deep learning reconstruction for computed tomography colonography (CTC) led to 25 percent higher subjective image quality scoring than iterative image reconstruction at a substantially reduced rate of radiation dosing.
3D Hip CT AI Model Bolsters Future Fracture Risk Assessment for Patients with Hip Fractures
January 30th 2024Employing reconstructed radiographs from 3D hip CT scans, a deep learning model demonstrated a higher concordance index (C index) and higher two- and three-year AUCs than multiple imaging models and three clinical models for predicting subsequent fracture risk in patients with hip fractures.
FDA Clears Updated AI Software for Lung CT
January 22nd 2024Reportedly offering improved delineation of pulmonary structures and greater accuracy with computed tomography (CT) values of pulmonary tissue, the artificial intelligence (AI)-powered LungQ 3.0.0. may facilitate enhanced precision and efficiency with interventional procedures such as lung volume reduction and ablation procedures.
FDA Clears AI-Powered CT Assessment Tool for Lung Fibrosis
January 18th 2024For patients with suspected interstitial lung disease, the digital biomarker solution Fibresolve offers machine learning capability of diagnosing idiopathic pulmonary fibrosis (IPF) based on assessment of lung computed tomography (CT) scans.
Newly FDA-Cleared Stereotactic System Can be Utilized with Pre-Op MRI or CT
January 17th 2024Utilized for neurological procedures including biopsies, catheter placement and electrode introduction, the SmartFrame OR Stereotactic System can be combined with preoperative MRI or CT to ensure optimal placement of devices and instruments.
Current Insights on Differentiating Pulmonary Subsolid Nodules with Non-Contrast CT
January 12th 2024Patients with benign pulmonary absorbable subsolid nodules (AB-SSNs) have a greater frequency of nodules in comparison to those with non-absorbable benign subsolid nodules (NB-SSNs) and patients with malignant subsolid nodules (M-SSNs), according to a recent study of follow-up non-contrast CT exams in over 400 patients.
Head CT for Acute Stroke Patients: Study Shows 22 Percent Improvement for 30-Minute Turnaround Times
January 8th 2024Modifications to the radiology workflow, including the use of a structured report template, improved adherence for 30-minute turnaround times for acute stroke head CT results from 73.2 percent to 95.6 percent, accordingly to new research.
FDA Grants De Novo Clearance for Ultrasound-Based Liver Tumor Ablation Software
January 8th 2024The BioTraceIO software reportedly facilitates visualization of liver tumor ablation procedures based on real-time ultrasound imaging and provides superior post-op estimates of ablation zone volume in comparison to computed tomography.
Filters and Spectral Shaping: Pillars of Quality in Computed Tomography
January 5th 2024Given the essential role of X-ray filtration in computed tomography (CT) systems, this author discusses key principles and emerging advances with filters and spectral shaping to facilitate quality imaging and optimal radiation dosing.
What a New Chest CT Study Reveals About Pericardial Effusion and COVID-19
January 2nd 2024The presence of pericardial effusion on chest computed tomography (CT) was associated with a 56 percent higher 30-day mortality risk in men with COVID-19 but had no impact on the prognosis for women with COVID-19, according to newly published research.
Can ChatGPT and Bard Bolster Decision-Making for Cancer Screening in Radiology?
December 21st 2023In a study examining the potential of the large language models ChatGPT-4 and Bard to follow ACR Appropriateness Criteria for breast cancer, lung cancer, ovarian cancer and colorectal cancer screening, researchers noted “impressive accuracy in making radiologic clinical decisions.”
Chest CT Study Shows Higher Emphysema Risk from Combination of Marijuana and Cigarette Smoking
November 28th 2023People who smoke marijuana and cigarettes have 12 times the risk for centrilobular emphysema than non-smokers, according to new computed tomography (CT) research presented at the annual Radiological Society of North America (RSNA) conference.