Results 31 to 40 of about 370,496 (276)

A practical method for assessing quantitative scanner accuracy with long-lived radionuclides: The ARTnet insert [PDF]

open access: yesAsia Oceania Journal of Nuclear Medicine and Biology
Objective(s): To address the problem of using large volumes of long-lived radionuclides in test phantoms to check calibration accuracy of PET and SPECT systems we have developed a test object which (a) contains less radioactivity, (b) has a low total ...
Dale Bailey   +2 more
doaj   +1 more source

Added diagnostic value of SPECT to evaluate bone metastases in breast cancer patients with normal whole body bone scan

open access: yesCaspian Journal of Internal Medicine, 2021
Background: In this research, we aimed to survey the added value of single photon emission computed tomography (SPECT) in comparison with planar whole body bone scan to visualize bone metastatic lesions in patients with breast cancer. Methods: A total of
Seyed Mohammad Abedi   +2 more
doaj  

Diagnostic performance of stress myocardial perfusion imaging for coronary artery disease: A systematic review and meta-analysis [PDF]

open access: yes, 2012
Objectives To determine and compare the diagnostic performance of stress myocardial perfusion imaging (MPI) for the diagnosis of obstructive coronary artery disease (CAD), using conventional coronary angiography (CCA) as the reference standard.
Genders, T.S.S. (Tessa)   +4 more
core   +4 more sources

Going against the norm: validation of a novel alternative to brain SPECT normative datasets

open access: yesExploration of Medicine, 2020
Aim: Quantitative analysis of brain single photon emission computed tomography (SPECT) perfusion imaging is dependent on normative datasets that are challenging to produce.
Lindsay M. Quandt, Cyrus A. Raji
doaj   +1 more source

Positron Emission Tomography Imaging of Bacterial Infections With an Enterobactin Analog to Monitor Treatment Efficacy With a Catechol Antibiotic

open access: yesAngewandte Chemie, EarlyView.
Synopsis. The [68Ga]GaIII‐TREN‐CAM radiochelate selectively accumulates in Gram‐negative sites of infection and noninvasively monitors treatment response a siderophore antibiotic. ABSTRACT Positron emission tomography (PET) is an emerging tool under clinical investigation for the detection of bacterial infections.
M. Andrey Joaqui‐Joaqui   +6 more
wiley   +2 more sources

Interictal brain SPECT in patients with medically refractory temporal lobe epilepsy [PDF]

open access: yes, 2002
The objective of this study was to evaluate the utility of interictal brain SPECT in localizing the epileptogenic focus in a population of patients of Epilepsy Clinic of Hospital Universitário Clementino Fraga Filho (HUCFF/UFRJ), with medically ...
Alves-leon, Soniza Vieira   +5 more
core   +2 more sources

Dose Calculations of SPECT Simulations on Dynamical Targets with GATE / GEANT4

open access: yesCumhuriyet Science Journal, 2019
Simulations of SPECT studies have been taken attention withthe fact that more accurate results can be constructed in medical imaging with developingcomputing techniques.
Sinan Kuday
doaj   +1 more source

The role of preclinical SPECT in oncological and neurological research in combination with either CT or MRI [PDF]

open access: yes, 2014
Preclinical imaging with SPECT combined with CT or MRI is used more and more frequently and has proven to be very useful in translational research. In this article, an overview of current preclinical research applications and trends of SPECT combined ...
Freek J. Beekman   +5 more
core   +1 more source

Combination therapy with transcranial magnetic stimulation and ketamine for treatment-resistant depression: A long-term retrospective review of clinical use

open access: yesHeliyon, 2019
Background: Both transcranial magnetic stimulation (TMS) and infused ketamine are recognized treatments for patients suffering from major depressive disorder (MDD). A novel therapy named combination TMS with ketamine (CTK) is introduced.
Steven R.D. Best   +2 more
doaj   +1 more source

Determination of the Energy Windows for the Triple Energy Window Scatter Correction Method in Gadolinium-159 Single Photon Emission Computed Tomography Using Monte Carlo Simulation [PDF]

open access: yesIranian Journal of Medical Physics, 2019
Introduction: In radionuclide imaging, object scatter is one of the major factors leading to image quality degradation. Therefore, the correction of scattered photons might have a great impact on improving the image quality.
Youssef Bouzekraoui   +3 more
doaj   +1 more source

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