Results 31 to 40 of about 409,260 (319)

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

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

The striatal dopamine transporter in first-episode, drug-naive schizophrenic patients: evaluation by the new SPECT-ligand[99mTc]TRODAT-1 [PDF]

open access: yes, 2005
Following the current hypothesis that acute schizophrenic psychotic illness is associated with a triatal ‘hyperdopaminergic state’, presynaptic integrity and dopamine transporter (DAT) density in first-episode, neuroleptic-naive schizophrenic patients ...
Abi-Dargham A   +13 more
core   +1 more source

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

Evaluation der Effektivität der Knochenmetastasen-Detektion mit der 68Ga-PSMA-PET/CT bei Patienten mit metastasiertem Prostatakarzinom [PDF]

open access: yes, 2019
Zielsetzung: Ziel dieser Studie war es, die unterschiedliche Sensitivität und Spezifität bei der Erkennung von Knochenmetastasen in der 68Ga-PSMA-PET/CT und in der 99mTc-DPD-SPECT/CT bei Prostatakarzinom (PK) Patienten zu evaluieren.
Janssen, Jan-Carlo
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

Possibilities of Hybrid SPECT/CT with 123I-MIBG for Visualizing the Ganglia of the Cardiac Autonomic Nervous System in Healthy Volunteers

open access: yesВестник рентгенологии и радиологии, 2020
Objective – to study the characteristics of the distribution and visualization of ganglionated plexuses in the left atrium (LAGP) in healthy volunteers.Objective and methods. The investigation enrolled 15 healthy volunteers (median age 31 [26; 41] years).
N. A. Nikitin   +4 more
doaj   +1 more source

Association of impaired myocardial flow reserve with risk factors for cardiovascular diseases in patients with nonobstructive coronary artery disease

open access: yesРоссийский кардиологический журнал, 2023
Aim. To reveal the association between disorders of myocardial blood flow and reserve, according to dynamic single photon emission computed tomography (SPECT), with risk factors for cardiovascular diseases (CVD) in patients with nonobstructive coronary ...
A. N. Maltseva   +7 more
doaj   +1 more source

Modelling and simulation of magnetic induction in magnetic particle imaging system [PDF]

open access: yes, 2020
In the last century, tomographic imaging has become an essential tool for disease diagnosis. There are several dominant tomographic imaging methods used for medical application such as computed tomography (CT), magnetic resonance imaging (MRI), positron ...
Birahim, Muhamad Fikri Shahkhirin   +2 more
core  

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