An easy and direct protocol based on planar molecular images to quantify 131I using thyroid phantom

Autor: Danny Giancarlo Apaza-Veliz, Vinicus Fernando dos Santos, Daniel Luis Franze, Wilson Furlan Matos Alves, Eder Rezende Moraes

Publikováno v: Brazilian Journal of Radiation Sciences, Vol 11, Iss 4 (2023)

A planar nuclear medicine image can be used to estimate dosimetry during iodine therapy. To this end, radionuclide activity distribution should be quantified in the patient’s body in terms of a calibration coefficient. This coefficient allows the n

Externí odkaz: https://doaj.org/article/417eaffb9fe9439ca3ea516c71e741d1

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Dose Assessment in Multidetector Computed Tomography (CT) of Polymethylmethacrylate (PMMA) Phantom Using American Association of Physicists in Medicine-Task Group Report No. 111 (AAPM-TG111)

Autor: Soheila Sharifian, Daryoush Shahbazi-Gahrouei

Publikováno v: مجله دانشکده پزشکی اصفهان, Vol 35, Iss 421, Pp 200-205 (2017)

Background: Computed tomography (CT) is one of the most used imaging modalities and is one of the main sources of population exposure. Recently, patient doses are estimated through CT dose index (CTDI) phantoms as a reference to calculate CTDI volume

Externí odkaz: https://doaj.org/article/56d848d85475464ea1397f6c4d61a6e0

Origami Lesion-Targeting Device for CT-Guided Interventions

Autor: Austin J. Taylor, Sheng Xu, Bradford J. Wood, Zion Tsz Ho Tse

Publikováno v: Journal of Imaging, Vol 5, Iss 2, p 23 (2019)

The objective of this study is to preliminarily evaluate a lesion-targeting device for CT-guided interventions. The device is created by laser cutting the structure from a sheet of medical grade paperboard, 3D printing two radiocontrast agent grids o

Externí odkaz: https://doaj.org/article/3637aab6ad9c4d51bd6d0d394e0375ab

A radiomics pipeline dedicated to Breast MRI: validation on a multi-scanner phantom study

Autor: Pia Akl, Caroline Malhaire, Frédérique Frouin, Fahad Khalid, Irène Buvat, Marie-Judith Saint Martin, Christophe Nioche, Fanny Orlhac

Publikováno v: Magnetic Resonance Materials in Physics, Biology and Medicine
Magnetic Resonance Materials in Physics, Biology and Medicine, Springer Verlag, 2020, Online ahead of print. ⟨10.1007/s10334-020-00892-y⟩

International audience; Object: Quantitative analysis in MRI is challenging due to variabilities in intensity distributions across patients, acquisitions and scanners and suffers from bias field inhomogeneity. Radiomic studies are impacted by these e

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4c34355174ae5fbac2ad73bc60bc9f29
https://www.hal.inserm.fr/inserm-03029480