ArticleDiagnostics (Basel, Switzerland)2023
Optimization of Kernel Type and Sharpness Level Improves Objective and Subjective Image Quality for High-Pitch Photon Counting Coronary CT Angiography.
Article in Diagnostics (Basel, Switzerland), 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.
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17 citing papers in PubMed, 23 citations in OpenAlex.
- Ultra-low contrast agent dosage in photon-counting CT angiography of the thoracoabdominal aorta.European journal of radiology open · 2026Article
- Retrospective assessment of low-dose and low-contrast agent protocols for photon-counting CT angiography of the aorta.The international journal of cardiovascular imaging · 2026Article
- Understanding Photon-Counting CT: Physics, Detector Technology, and Image Reconstructions.Sensors (Basel, Switzerland) · 2026Review
- Mixed coronary plaque phantom analysis by photon-counting CT: impact of calcium and iodine on low-attenuation plaque detection.European heart journal. Imaging methods and practice · 2026Article
- Photon-counting detector of the ophthalmic artery: impact of virtual monoenergetic levels, reconstruction kernel, and quantum iterative reconstruction (QIR) on image quality.Quantitative imaging in medicine and surgery · 2026Article
- Comparative analysis of photon-counting and energy-integrating detector CT to identify obstructive coronary artery disease.European radiology · 2026Article
- Photon-Counting CT Angiography Enables Superior Preoperative Perforator Depiction for Fibular Transplant Surgery Requiring Less Contrast Agent Compared to Energy-Integrating CT.Diagnostics (Basel, Switzerland) · 2026Article
- Photon-Counting Chest CT at Radiography-Comparable Dose Levels: Impact on Opportunistic Visual and Semiautomated Coronary Calcium Quantification.Investigative radiology · 2026Article
- Ultra-high resolution CT angiography for the assessment of intracranial stents and flow diverters using photon counting detector CT.Journal of neurointerventional surgery · 2025Article
- Stenosis quantification in high-pitch photon-counting coronary CT angiography: in vitro and in vivo impact of reconstruction kernel types and sharpness levels.European radiology experimental · 2025Article
- Image quality assessment of photon-counting CT for patients with prostate cancer receiving radiotherapy.Acta oncologica (Stockholm, Sweden) · 2025Article
- Visibility of Intracranial Perforating Arteries Using Ultra-High-Resolution Photon-Counting Detector Computed Tomography (CT) Angiography.Tomography (Ann Arbor, Mich.) · 2024Article
- Quiescent frame, contrast-enhanced coronary magnetic resonance angiography reconstructed using limited number of physiologic frames from 5D free-running acquisitions.Magnetic resonance imaging · 2024Article
- Neurovascular Imaging with Ultra-High-Resolution Photon-Counting CT: Preliminary Findings on Image-Quality Evaluation.AJNR. American journal of neuroradiology · 2024Article
- Technical principles, benefits, challenges, and applications of photon counting computed tomography in coronary imaging: a narrative review.Cardiovascular diagnosis and therapy · 2024Review
- In vitro and in vivo optimized reconstruction for low-keV virtual monoenergetic photon-counting detector CT angiography of lower legs.European radiology experimental · 2024Article
- Comparison of Bone Evaluation and Metal Artifact between Photon-Counting CT and Five Energy-Integrating-Detector CT under Standardized Conditions Using Cadaveric Forearms.Diagnostics (Basel, Switzerland) · 2024Article
Corrections and comments
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Authors and funding
12 authors at 2 institutions in 2 countries.
Funding
No grant is acknowledged in the PubMed record.
Abstract
(1) Background: Photon-counting detector (PCD) CT offers a wide variety of kernels and sharpness levels for image reconstruction. The aim of this retrospective study was to determine optimal settings for coronary CT angiography (CCTA). (2) Methods: Thirty patients (eight female, mean age 63 ± 13 years) underwent PCD-CCTA in a high-pitch mode. Images were reconstructed using three different kernels and four sharpness levels (Br36/40/44/48, Bv36/40/44/48, and Qr36/40/44/48). To analyze objective image quality, the attenuation, image noise, contrast-to-noise ratio (CNR), and vessel sharpness were quantified in proximal and distal coronaries. For subjective image quality, two blinded readers assessed image noise, visually sharp reproduction of coronaries, and the overall image quality using a five-point Likert scale. (3) Results: Attenuation, image noise, CNR, and vessel sharpness significantly differed across kernels (all
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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.