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Smart forecasting of artifacts in contrast-enhanced breast MRI before contrast agent administration
ObjectivesTo evaluate whether artifacts on contrast-enhanced (CE) breast MRI maximum intensity projections (MIPs) might already be forecast before...
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Ultrasound Contrast Agent Needle Priming: Impact on Sonographic Biopsy Needle Visibility in a Porcine Liver Model
PurposeThe visibility of biopsy needles in contrast-specific imaging mode can be improved by priming them with an ultrasound contrast agent...
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Spectral computed tomography angiography using a gadolinium-based contrast agent for imaging of pathologies of the aorta
ObjectivesEspecially patients with aortic aneurysms and multiple computed tomography angiographies (CTA) might show medical conditions which oppose...
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Ultrasound contrast agent assisted ultrasonography guidance percutaneous nephrostomy for non-hydronephrotic kidney
BackgroundGiven the limited success rate and considerable challenges associated with conventional ultrasonography (US) guidance for percutaneous...
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Evaluation of hafnium oxide nanoparticles imaging characteristics as a contrast agent in X-ray computed tomography
This research aimed to compare the quantitative imaging attributes of synthesized hafnium oxide nanoparticles (NPs) derived from UiO-66-NH2(Hf) and...
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Ultrasound Contrast Agent Priming of Biopsy and Introducer Needles by Using a Small Syringe to Improve Needle Visibility in a Phantom Model
PurposeBiopsy under the guidance of contrast-enhanced ultrasound is sometimes useful. Needle visualization in contrast-specific imaging-mode is often...
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Tantalum oxide nanoparticles as versatile and high-resolution X-ray contrast agent for intraductal image-guided ablative procedure in rodent models of breast cancer
There are limited options for primary prevention of breast cancer (BC). Experimental procedures to locally prevent BC have shown therapeutic efficacy...
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Impact of rapid iodine contrast agent infusion on tracheal diameter and lung volume in CT pulmonary angiography measured with deep learning-based algorithm
PurposeTo compare computed tomography (CT) pulmonary angiography and unenhanced CT to determine the effect of rapid iodine contrast agent infusion on...
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Omniparticle Contrast Agent for Multimodal Imaging: Synthesis and Characterization in an Animal Model
PurposeIndividual imaging modalities have certain advantages, but each suffers from drawbacks that other modalities may overcome. The goal of this...
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Development of a protocol for standardized use of a water-soluble contrast agent with polyethylene glycol in post-mortem CT angiography
Computed tomography angiography (PMCTA) is increasingly used in postmortem cases. Standardized validated protocols permit to compare different PMCTA...
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Diagnostic performance of MRI for residual or recurrent hepatocellular carcinoma after locoregional treatment according to contrast agent type: a systematic review and meta‑analysis
PurposeThe ideal contrast agent for imaging patients with hepatocellular carcinoma (HCC) following locoregional therapies (LRT) remains uncertain. We...
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Diffusion probabilistic versus generative adversarial models to reduce contrast agent dose in breast MRI
BackgroundTo compare denoising diffusion probabilistic models (DDPM) and generative adversarial networks (GAN) for recovering contrast-enhanced...
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Reducing contrast agent residuals in hospital wastewater: the GREENWATER study protocol
The potential enviromental impact of iodinated (ICAs) and gadolinium-based contrast agents (GBCAs) have recently come under scrutiny, considering the...
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Chitosan-modified manganese oxide-conjugated methotrexate nanoparticles delivering 5-aminolevulinic acid as a dual-modal T1–T2* MRI contrast agent in U87MG cell detection
ObjectiveGlioblastoma multiforme is a highly aggressive form of brain cancer, and early diagnosis plays a pivotal role in improving patient survival...
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Use of Magnetotactic Bacteria as an MRI Contrast Agent for In Vivo Tracking of Adoptively Transferred Immune Cells
PurposeIn vivo immune cell tracking using MRI can be a valuable tool for studying the mechanisms underlying successful cancer therapies. Current...
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Nonuniform sliding-window reconstruction for accelerated dual contrast agent quantification with MR fingerprinting
ObjectiveMR fingerprinting (MRF) can enable preclinical studies of cell tracking by quantifying multiple contrast agents simultaneously, but faster...
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Serial assessment of computed tomography angiography for pulmonary and systemic arteries using a reduced contrast agent dose for the diagnosis of systemic artery-to-pulmonary artery shunts
PurposeTo evaluate the diagnostic performance and feasibility of a modified computed tomography (CT) scan protocol, we performed a serial assessment...
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The diagnostic performance of contrast-enhanced CT versus extracellular contrast agent-enhanced MRI in detecting hepatocellular carcinoma: direct comparison and a meta-analysis
To compare the diagnostic value of contrast-enhanced computed tomography (CT) with extracellular contrast agent-enhanced magnetic resonance imaging...
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The impact of imaging time and contrast agent dose on screening for osteoporosis with contrast-enhanced CT
BackgroundScreening for osteoporosis with contrast-enhanced computed tomography (CT) is promising for identifying high-risk osteoporotic patients....
