Articles with "optoacoustic tomography" as a keyword



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Multispectral optoacoustic tomography of systemic sclerosis.

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Published in 2018 at "Journal of biophotonics"

DOI: 10.1002/jbio.201800155

Abstract: The study aimed to evaluate the clinical feasibility of hybrid ultrasound/multispectral optoacoustic tomography (MSOT) for assessing microvascular dysfunction in systemic sclerosis (SSc). A handheld US/MSOT imaging system was applied for imaging patients diagnosed with SSc… read more here.

Keywords: systemic sclerosis; optoacoustic tomography; msot; multispectral optoacoustic ... See more keywords
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Development of concurrent magnetic resonance imaging and volumetric optoacoustic tomography - a phantom feasibility study.

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Published in 2020 at "Journal of biophotonics"

DOI: 10.1002/jbio.202000293

Abstract: Optoacoustic tomography (OAT) and magnetic resonance imaging (MRI) provide highly complementary capabilities for anatomical and functional imaging of living organisms. Herein, we investigate on the feasibility of combining both modalities to render concurrent images. This… read more here.

Keywords: resonance imaging; oat; magnetic resonance; optoacoustic tomography ... See more keywords
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Spatial and Spectral Mapping and Decomposition of Neural Dynamics and Organization of the Mouse Brain with Multispectral Optoacoustic Tomography

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Published in 2019 at "Cell Reports"

DOI: 10.1016/j.celrep.2019.02.020

Abstract: Summary In traditional optical imaging, limited light penetration constrains high-resolution interrogation to tissue surfaces. Optoacoustic imaging combines the superb contrast of optical imaging with deep penetration of ultrasound, enabling a range of new applications. We… read more here.

Keywords: resolution; mouse brain; multispectral optoacoustic; optoacoustic tomography ... See more keywords
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Multispectral Optoacoustic Tomography in Assessment of Breast Tumor Margins During Breast‐Conserving Surgery: A First‐in‐human Case Study

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Published in 2018 at "Clinical Breast Cancer"

DOI: 10.1016/j.clbc.2018.07.026

Abstract: Multispectral Optoacoustic Tomography in Assessment of Breast Tumor Margins During Breast-Conserving Surgery: A First-in-human Case Study Yonggeng Goh, Ghayathri Balasundaram, Mohesh Moothanchery, Amalina Attia, Xiuting Li, Hann Qian Lim, Neal Burton, Yi Qiu, Thomas Choudary… read more here.

Keywords: tomography assessment; breast; breast tumor; assessment breast ... See more keywords
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Universal Real-Time Adaptive Signal Compression for High-Frame-Rate Optoacoustic Tomography

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Published in 2022 at "IEEE Transactions on Medical Imaging"

DOI: 10.1109/tmi.2022.3175471

Abstract: Optoacoustic tomography (OAT) has recently been advanced toward ultrafast volumetric imaging frame rates in the kilohertz range. As a result, excessive data processing and storage capacity requirements are increasingly being imposed on the imaging systems.… read more here.

Keywords: oat; frame; universal real; optoacoustic tomography ... See more keywords
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Multispectral optoacoustic tomography to differentiate between lymph node metastases and coronavirus‐19 vaccine‐associated lymphadenopathy

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Published in 2023 at "Journal of the European Academy of Dermatology and Venereology"

DOI: 10.1111/jdv.18847

Abstract: Worldwide mass vaccination for COVID‐19 started in late 2020. COVID‐19 vaccines cause benign hypermetabolic lymphadenopathies. Clinical stratification between vaccine‐associated benign lymphadenopathies and malignant lymphadenopathies through ultrasound, MRI or FDG PET‐CT is not feasible. This leads… read more here.

Keywords: lymph node; vaccine associated; optoacoustic tomography; multispectral optoacoustic ... See more keywords
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Resolution of Spatial and Temporal Heterogeneity in Bevacizumab-Treated Breast Tumors by Eigenspectra Multispectral Optoacoustic Tomography

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Published in 2020 at "Cancer Research"

DOI: 10.1158/0008-5472.can-20-1011

Abstract: Accurate assessment of hypoxia and vascularization over space and time is critical for understanding tumor development and the role of spatial heterogeneity in tumor aggressiveness, metastasis, and response to treatment. Understanding temporal and spatial hemodynamic… read more here.

Keywords: bevacizumab; eigenspectra multispectral; tumor; heterogeneity ... See more keywords
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Algebraic determination of back-projection operators for optoacoustic tomography.

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Published in 2018 at "Biomedical optics express"

DOI: 10.1364/boe.9.005173

Abstract: The simplicity and computational efficiency of back-projection formulae have made them a popular choice in optoacoustic tomography. Nonetheless, exact back-projection formulae exist for only a small set of tomographic problems. This limitation is overcome by… read more here.

Keywords: operators optoacoustic; back projection; optoacoustic tomography; projection ... See more keywords
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Dynamic particle enhancement in limited-view optoacoustic tomography.

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Published in 2017 at "Optics letters"

DOI: 10.1364/ol.42.000827

Abstract: Limited-view artifacts are commonly present in optoacoustic tomography images, mainly due to practical geometrical and physical constraints imposed by the imaging systems. Herein, a new approach called dynamic particle-enhanced optoacoustic tomography (DPOT) is proposed for… read more here.

Keywords: limited view; dynamic particle; optoacoustic tomography;

Evaluation of Tracheal Stenosis in Rabbits Using Multispectral Optoacoustic Tomography

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Published in 2022 at "Frontiers in Bioengineering and Biotechnology"

DOI: 10.3389/fbioe.2022.860305

Abstract: Objective: Photoacoustic tomography (PAT) and multispectral optoacoustic tomography (MSOT) are evolving technologies that are capable of delivering real-time, high-resolution images of tissues. The purpose of this study was to evaluate the feasibility of using PAT… read more here.

Keywords: tracheal stenosis; optoacoustic tomography; stenosis; histology ... See more keywords
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Monitoring of Stimulus Evoked Murine Somatosensory Cortex Hemodynamic Activity With Volumetric Multi-Spectral Optoacoustic Tomography

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Published in 2020 at "Frontiers in Neuroscience"

DOI: 10.3389/fnins.2020.00536

Abstract: Sensory stimulation is an attractive paradigm for studying brain activity using various optical-, ultrasound- and MRI-based functional neuroimaging methods. Optoacoustics has been recently suggested as a powerful new tool for scalable mapping of multiple hemodynamic… read more here.

Keywords: multi spectral; volumetric multi; spectral optoacoustic; somatosensory cortex ... See more keywords