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A Study of Dosimetric Evaluation and Feasibility of Image Guided Intravascular Brachytherapy in Peripheral Arteries
[chapter]
2004
Lecture Notes in Computer Science
This work involves the conception of the experimental dosimetric testing setup of an image based procedure for intravascular brachytherapy by 192 Ir seed in peripheral arteries. ...
The method is based on the use of CT preoperative images and 2D intra-operative radiographs. Experimental dosimetric results agree with the planning and demonstrate the feasibility of the procedure. ...
Introduction Intravascular Brachytherapy (IVB) constitutes a new therapeutic solution to avoid iterative redilations practiced after minimally invasive treatment of peripheral arterial stenoses. ...
doi:10.1007/978-3-540-30136-3_156
fatcat:mcsvensoo5hafdcnr3zmlrftfu
Intravascular brachytherapy physics: Report of the AAPM Radiation Therapy Committee Task Group No. 60
1999
Medical Physics (Lancaster)
In late 1995 the American Association of Physicists in Medicine ͑AAPM͒ formed a task group to investigate these issues and to report the current state of the art of intravascular brachytherapy physics. ...
Recent preclinical and clinical studies indicate that irradiation using ionizing radiation in the dose range of 15 to 30 Gy may reduce the occurrence of restenosis in patients who have undergone an angioplasty ...
Y adapters often also include a rotating hemostatic valve. a͒ FIG. 3 . 3 Intravascular ultrasound images of a minimal and a moderate plaque in a coronary artery. ͑ ...
doi:10.1118/1.598496
pmid:10076966
fatcat:uho4t6ihz5dlhcepit6sh3qy7m
Optimization of intravascular brachytherapy treatment planning in peripheral arteries
2007
Computerized Medical Imaging and Graphics
This work deals with the treatment planning optimization for intravascular brachytherapy (IVB) in peripheral arteries. ...
The objective is both to quantitatively study the validity of different hypotheses required for a reliable application of the treatment with current techniques, and to contribute to the definition and ...
The studies were designed to assess the safety, feasibility and effectiveness of HDR intravascular brachytherapy in preventing post-PTA restenosis in the femoral-popliteal arteries. ...
doi:10.1016/j.compmedimag.2007.03.001
pmid:17574815
fatcat:whashw57y5getovl6ybygtot5u
A Model for Online Interactive Remote Education for Medical Physics Using the Internet
2003
Journal of Medical Internet Research
Prevention of restenosis by irradiation has been demonstrated in coronary and peripheral arteries, in humans and animal models. ...
MO-C1-01 Intravascular Brachytherapy and its Role in the Management of the Cardiac Patient Jeffrey Moses, Lenox Hill Hospital, New York, NY Coronary artery disease is still the major cause of death in ...
functional magnetic resonance imaging (fMRI) in order to study correlations between The characteristics of the transmitted bremsstrahlung spectra of 40, 80 and 120 keV end point energies are evaluated ...
doi:10.2196/jmir.5.1.e3
pmid:12746208
pmcid:PMC1550549
fatcat:tsyf45yusza2jiglkq62rgo3qm
Radioactive 133-Xenon Gas-Filled Balloon to Prevent Restenosis: Dosimetry, Efficacy, and Safety Considerations
2002
Circulation
Conclusions-133 Xe gas-filled balloon is feasible and effective in the reduction of neointima formation in the porcine model and safe for use in coronary arteries. (Circulation. 2002;106:725-729.) ...
Methods and Results-Overstretch balloon injury was performed in the coronary arteries of 33 domestic pigs. ...
Acknowledgments The study was sponsored by Cook Cardiology Inc. ...
doi:10.1161/01.cir.0000023945.21317.27
pmid:12163434
fatcat:45in7z7nz5d4zivtej5v5loxuy
The Use of Biomaterials in Internal Radiation Therapy
2020
Recent Progress in Materials
Biomaterials have been developed to allow more precise targeting of radiotherapy in order to reduce toxicity to surrounding healthy tissues and increase treatment efficacy. ...
Radiotherapy has become one of the most prominent and effective modalities for cancer treatment and care. ...
Acknowledgments This work was supported by the Engineering and Physical Sciences Research Council (EPSRC) ...
doi:10.21926/rpm.2002012
fatcat:eg2rxsloznbqlb4rbscicklsqi
ECIO 2021 Book of Abstracts
2021
Cardiovascular and Interventional Radiology
and Interventional Radiological Society of Europe, Vienna, AT, 9 Servicio de Radiodiagnóstico, Hospital Clínic de Barcelona, Barcelona, ES ...
1 Vascular and Interventional Radiology, Guy's and St Thomas' Hospital, NHS Foundation Trust, London, GB, 2 Guy's and St Thomas' Hospital, NHS Foundation Trust, London, GB, 8 Clinical Research, Cardiovascular ...
This study evaluates doses in the non-tumoral (normal) and in the tumor liver compartments using the MAA imaging and post-therapy 90Y TOF-PET/CT (90Y imaging). ...
doi:10.1007/s00270-021-02819-z
pmid:33829294
fatcat:plzaaoqoljfcrnvwv2fx7cy5m4
SU-FF-I-79: Java-Based Plugin for Tomographic Reconstruction for SPECT Data
2006
Medical Physics (Lancaster)
This study examines the accuracy of 3D-3D registration of reference and on-board DTS images to assess the potential of DTS for image-guided radiation therapy (IGRT). ...
True alignment of planning and on-board image data was achieved according to a 3D point-based registration of the 6 reference BBs in the CT and CBCT images. ...
This study evaluated the dosimetric differences in normal tissue between the stationary beam plan and the dynamic beam delivery. ...
doi:10.1118/1.2240759
fatcat:5we2nvgwx5hrxcv2ngufce6obq
Oral Abstracts
2021
Journal of Medical Radiation Sciences
Aim: The aim of this study was to investigate the confidence of students in responding to IPV victims in clinical practice. ...
Results: A coherent finding across the literature highlighted students' lack of confidence in detecting and responding to cases of IPV.² , ³ Although the nature and consequences of IPV were mostly understood ...
The study should generate a set of guiding principles to guide radiation therapy curriculum development now and in the future to meet changing needs. ...
doi:10.1002/jmrs.481
pmid:34080802
fatcat:av65qpigu5gfvc64ng3uyjvvma
Female Pelvis: Genital Organs
[chapter]
2015
Medical Radiology
Th e contents are intended to cover all organs, and all modern imaging techniques and image-guided treatment modalities, with special emphasis on applications in clinical practice. ...
physician in practice of the latest advances in diagnostic imaging and percutaneous imageguided minimally invasive procedures. ...
Imaging of Gastrointestinal Complications and Toxicity Following Tumor Therapy ...
doi:10.1007/174_2015_1054
fatcat:3pptfpaakjcdjiz225n4lewejm
Proceedings of the International Cancer Imaging Society (ICIS) 17th Annual Teaching Course
2017
Cancer Imaging
The presentation will discuss technical requirements of image guided brachytherapy, indications and its current clinical role in multimodal treatment of cancer. ...
To overcome these limitations image guided high-dose rate (HDR) brachytherapy has been developed with excellent results in terms of local tumour control even in large tumours exceeding the size of 5 cm ...
In this study, we retrospectively reviewed a series of these patients who underwent post-operative MRI in an attempt to determine the incidence of such strokes. ...
doi:10.1186/s40644-017-0126-4
fatcat:fnvtnd5xgjdgnkdlnnbmsbhiuu
The use of EIT in the detection of regional lung dysfunction in prematurely born neonates
[chapter]
2009
International Federation for Medical and Biological Engineering Proceedings
11:45 Novel application of MRI-polymer gel dosimeter for measurement of CTDI on X-ray 64 slices CT scanner Leila Karimiafshar (Tehran university of medical sciences, Iran); Nader Riyahi-Alam ( ...
Teleteaching of Medical Physics
Evaluation of patient doses from verification techniques in image-guided radiotherapy (IGRT)
Effect of visual image features on neural activities: An fMRI study Kazuo ...
); Munir Gariba (Pontifical Catholic University of Paraná, Brazil)Feasibility study of the use of artificial neural networks in predicting acute rectal and urinary bladder toxicity following prostate cancer ...
doi:10.1007/978-3-642-03882-2_347
fatcat:7yqxmd6xq5fidbtvwtacdv76ya
The 2012 ESSR Congress, Lille, France, June 6–9, 2012, Lille, France
2013
European Surgical Research
Arterial stiffness is increased in patients with peripheral arterial disease (PAD) and could be associated with the increased cardiovascular morbidity and mortality in this group of patients. ...
The relationship between AIx and NTproBNP was never studied in the context of peripheral arterial disease (PAD).Objectives: To investigate the relationship of aortic AIx with NTproBNP Plasma levels in ...
USG guided FNA were performed in 2 patients and was inconclusive. ...
doi:10.1159/000351963
fatcat:2wfowtsnsrd25gfsukw2po37wu
XXVIIth Meeting of the Canadian Congress of Neurological Sciences -corrected - Program and Abstracts
1992
Canadian Journal of Neurological Sciences
Patients with ZS had a cavum septum pellucidum and vergae evident on US (2), CT (5), and MRI (2); subependymal cysts on US (6), CT (2), and MRI (1). ...
Abnormal white matter was present on MRI (1 IRD, 2 ZS), and CT (6 ZS, 2 IRD), of whom 3 had normal US. ...
We have yet to resolve a number of issues regarding brachytherapy, particularly certain technical and dosimetric aspects. ...
doi:10.1017/s0317167100042359
fatcat:b2dhx6n4vzg2bpgohz6gojyhca
A combined local and global motion estimation and compensation method for cardiac CT
2014
Medical Imaging 2014: Physics of Medical Imaging
to guide DCE modelling via local modification of the arterial input function (AIF). ...
In this study, rat skull images were obtained by phase-contrast imaging and conventional portal imaging for the evaluation of image contrast improvement. ...
2 cm) in tens of minutes yielding images containing millions of spectra. Spectra are then automatically classified as one of seven cell-types in prostate tissue in a matter of seconds. ...
doi:10.1117/12.2043492
fatcat:fyzpc5m6jbh7fjohqpdmtzkhte
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