Results 11 to 20 of about 45,636 (148)

SPECT/CT. [PDF]

open access: yesJournal of Nuclear Medicine, 2008
In view of the commercial success of integrated PET/CT scanners, there is an increasing interest in comparable SPECT/CT systems. SPECT in combination with CT enables a direct correlation of anatomic information and functional information, resulting in ...
Buck, AK;Nekolla, S;Ziegler, S;Beer, A;Krause, BJ;Herrmann, K;Scheidhauer, K;Wester, HJ;Rummeny, EJ;Schwaiger, M;Drzezga, A
core   +3 more sources

Validation of OSEM algorithm for attenuation correction in cardiac SPECT studies [PDF]

open access: yes, 2005
Photon attenuation is believed to be one of the major causes of artefacts in cardiac SPECT studies and therefore should be corrected to improve the specificity of cardiac SPECT imaging for the detection of coronary artery disease.
Alenezi, Ahmed M
core   +6 more sources

SPECT radiopharmaceuticals for dementia

open access: yesCurrent Radiopharmaceuticals, 2013
Over the last decade the interest towards functional neuroimaging has gradually increased, especially in the field of neurodegenerative diseases. At present, diagnosis of dementia is mostly clinical.
Giovannini, Elisabetta   +6 more
core   +3 more sources

Evaluation of a 68Ga-Labeled DOTA-Tetrazine as a PET Alternative to 111In-SPECT Pretargeted Imaging

open access: yesMolecules, 2020
The bioorthogonal reaction between a tetrazine and strained trans-cyclooctene (TCO) has garnered success in pretargeted imaging. This reaction was first validated in nuclear imaging using an 111In-labeled 1,4,7,10-tetraazacyclododecane-1,4,7,10 ...
Patricia E. Edem   +8 more
doaj   +1 more source

Adaptive SPECT [PDF]

open access: yesIEEE Transactions on Medical Imaging, 2008
Adaptive imaging systems alter their data-acquisition configuration or protocol in response to the image information received. An adaptive pinhole single-photon emission computed tomography (SPECT) system might acquire an initial scout image to obtain preliminary information about the radiotracer distribution and then adjust the configuration or sizes ...
Harrison H. Barrett   +6 more
openaire   +2 more sources

Treatment of post-anesthesia dementia with perispinal etanercept injection and hyperbaric oxygen therapy: a case report

open access: yesJournal of Medical Case Reports, 2017
Background We report on the first case of successful treatment for post-anesthesia dementia with perispinal etanercept injection combined with hyperbaric oxygen therapy.
Steve Best, Dan G. Pavel
doaj   +1 more source

Preclinical validations of [18F]FPyPEGCBT-c(RGDfK): a 18F-labelled RGD peptide prepared by ligation of 2-cyanobenzothiazole and 1,2-aminothiol to image angiogenesis

open access: yesEJNMMI Radiopharmacy and Chemistry, 2016
Background αVβ3, αVβ5 and α5β1 integrins are known to be involved in carcinogenesis and are overexpressed in many types of tumours compared to healthy tissues; thereby they have been selected as promising therapeutic targets. Positron emission tomography
Didier J. Colin   +3 more
doaj   +1 more source

Pathological regional blood flow in opiate-dependent patients during withdrawal: A HMPAO-SPECT study [PDF]

open access: yes, 1998
The aims of the present study were to investigate regional cerebral blood flow (rCBF) in heroin-dependent patients during withdrawal and to assess the relation between these changes and duration of heroin consumption and withdrawal data.
Krappel, C.   +9 more
core   +1 more source

Redox-sensitive iodinated polymersomes carrying histone deacetylase inhibitor as a dual-functional nano-radiosensitizer for enhanced radiotherapy of breast cancer

open access: yesDrug Delivery, 2021
Radiotherapy (RT) is a frequently used means in clinical tumor treatment. The outcome of RT varies, however, to a great extent, due to RT resistance or intolerable dose, which might be resolved by the development of radio-sensitizing strategies. Here, we
Zhehong Zhu   +9 more
doaj   +1 more source

Effect of Sub-energy Windows’ Parameters on the Triple Energy Window Scatter Correction Method Accuracy in 99mTc SPECT Imaging

open access: yesAtom Indonesia, 2022
Scatter correction in SPECT quantification is of major importance to compensation for the scatter contribution under the photopeak. The triple energy windows method (TEW) is one of the suggested ways for scatter correction that are widely used in ...
H. Saikouk, N. E. Khayati, A. Matrane
doaj   +1 more source

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