Results 51 to 60 of about 33,555 (260)

The Nuclear Imaging Uncertainty Principle. Do Nuclear Cameras Really Work? [PDF]

open access: yes, 2010
The introduction of the Heisenberg Uncertainty principle and Nuclear Cardiology occurred simultaneously in 1925-1927. Thirty years later the Anger gamma camera would allow for a more sophisticated radioactive isotope counting to determine the presence or
Gordon Harrington, Richard Fleming
core   +1 more source

Assessment of a fruit extract (Sechium edule) on the labeling of blood elements with technetium-99m [PDF]

open access: yes, 2005
Natural products have been widely used by human beings. However, sometimes the biological effects of these products are not fully known. Chayotte (Sechium edule) is a vegetable used in the folk medicine. Red blood cells (RBC) labeled with technetium-99m (
Faria, Mauro Castro   +5 more
core   +2 more sources

Association of In Vivo Kidney Stiffness Measured by Multifrequency MR Elastography and Long‐Term Renal Function in Transplant Recipients and Living Donors

open access: yesJournal of Magnetic Resonance Imaging, EarlyView.
ABSTRACT Background Kidney transplant (KTx) function assessment is important in treatment planning, while conventional MRI markers lack sensitivity for KTx function. Mechanical kidney properties may serve as MRI markers for renal allograft function. Hypothesis To determine if multifrequency MR elastography (MRE) is associated with KTx function.
Stephan Rodrigo Marticorena Garcia   +4 more
wiley   +1 more source

Comparison of technetium-99m IgG with technetium-99m red blood cells labeling in cardiac blood-pool scintigraphy: A preliminary study [PDF]

open access: yes, 2011
This first clinical prospective study was conducted to use of technetium-99m immunoglobulin G (99mTc-IgG) as compared with autologous 99mTc-red blood cells (RBC) in gated blood pool ventriculography.
Amini, A.   +7 more
core  

The Role of Dynamic Renal Scintigraphy in Detecting Vesicoureteral Reflux Diagnosed by Voiding Cystourethrogram

open access: yesGenel Tıp Dergisi, 2023
Aims: This study aims to evaluate the role of standardized dynamic renal scintigraphy (DRS) in recognizing vesicoureteral reflux (VUR) in patients detected with VUR by voiding cystourethrography (VCUG).
İlhan Çiftci   +5 more
doaj   +1 more source

SYNTHESIS AND CHARACTERIZATION OF BENZOTRIAZOLIUM-BASED IONIC LIQUIDS FOR TECHNETIUM-99M SEPARATION FROM MOLYBDENUM BY IL-MEDIATED EXTRACTION PROCESS [PDF]

open access: yes, 2019
Various separation techniques for separation of technetium-99m (99mTc) from molybdenum-99 (99Mo) are being developed to overcome the drawbacks of using 99Mo from neutron activation technique.
Aziz, Azmairit   +6 more
core   +3 more sources

Optical surface information‐based respiratory phase‐sorting and motion‐incorporated reconstruction for SPECT imaging

open access: yesMedical Physics, EarlyView.
Abstract Background Respiratory motion during the single photon emission computed tomography (SPECT) acquisition can cause blurring artifacts in the reconstructed images, leading to inaccurate estimates for activity and absorbed doses. Purpose To address the impact of respiratory motion, we utilized a new optical surface imaging (OSI) system to extract
Chenguang Li   +5 more
wiley   +1 more source

Heroin Vapor Inhalation-induced Spongiform Leukoencephalopathy

open access: yesJournal of the Formosan Medical Association, 2009
A 26-year-old man with a 3-year history of heroin vapor inhalation developed spongiform leukoencephalopathy. T2-weighted magnetic resonance imaging showed characteristic high signals over subcortical white matter, including bilateral frontoparietal lobes,
Rou-Chen Jee   +5 more
doaj   +1 more source

The effect of an iodine restricted including no sea foods diet, on technetium-99m thyroid scintigraphy: A neglected issue in nuclear medicine practice [PDF]

open access: yes, 2012
Although it is recommended to patients to avoid sea food and iodine-containing medications prior to iodine-131 ( 131I) scanning, the efficacy of this diet as for technetium-99m pertechnetate ( 99mTc-P) thyroid scintigraphy is not well addressed in the ...
Assadi, M.   +5 more
core  

Uncaria tomentosa extract: evaluation of effects on the in vitro and in vivo labeling of blood constituents with technetium-99m [PDF]

open access: yes, 2008
The influence (in vivo and in vitro) of an Uncaria tomentosa extract (Cats claw) on the labeling of red blood cells (RBCs) and plasma and cellular proteins with technetium-99m (Tc-99m) was evaluated.
Arnobio, Adriano   +8 more
core   +2 more sources

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