Spect allows images. Medical search. Frequent questions

Dual isotope single photon emission computed tomography (SPECT) and dual tracer positron emission tomography (PET) imaging have great potential in clinical and molecular applications in the pediatric as well as the adult populations in many areas of brain, cardiac, and oncologic imaging as it allows the exploration of different physiological and molecular functions (e.g., perfusion, neurotransmission, metabolism, apoptosis, angiogenesis) under the same physiological and physical conditions. (nih.gov)
single photon emission tomography (SPECT). (nih.gov)
In this first instalment, we look at two types of emission imaging: positron emission tomography (PET) and single-photon emission computerised tomography (SPECT). (theconversation.com)
Single photon emission computed tomography (SPECT) myocardial perfusion imaging guidelines: Instrumentation, acquisition, processing, and interpretation. (digirad.com)
Recent advances in Single Photon Emission Computed Tomography (SPECT) have fundamentally changed acquisition, processing, and interpretation of myocardial perfusion images. (digirad.com)
Nuclear myocardial perfusion imaging with either single-photon emission computed tomography or positron emission tomography has been used extensively to perform diagnosis, monitor therapies, and predict cardiovascular events. (digirad.com)
Here we explored the relationship between personality and regional cerebral blood flow using the introversion-extraversion subscale of the Keirsey temperament scale (KTS-II) and brain single-photon computed emission tomography (SPECT) in former professional American football players. (amenclinics.com)
Recent guidelines recommend performing [ 99m Tc]Tc-DMSA scintigraphy with single photon emission computed tomography (SPECT). (lu.se)
In particular, techniques like single photon emission computed tomography (SPECT) show high potential, which is usually limited by spatial resolution. (researchsquare.com)
Therefore, the use of techniques like computed tomography (CT), positron emission tomography (PET) or single photon emission computed tomography (SPECT) became more frequent when conducting preclinical studies in animal models. (researchsquare.com)
In this video presentation, he talks about the physics, engineering, and application of Fully Integrated Ultra-High Definition Optical Tomography, PET, SPECT & X-ray CT. (milabs.com)
1 Measuring DAT density by using DAT ligands and single photon emission computed tomography (SPECT) or positron emission tomography (PET) provides in vivo information on the integrity of these presynaptic terminals. (bmj.com)
Among the offerings was the Symbia Evo, the company's latest addition to its Symbia family of single-photon emission computed tomography (SPECT) and SPECT/CT systems. (24x7mag.com)
SPECT-CT combines single photon emission computed tomography (SPECT) gamma cameras and computed tomography (CT) into one imaging system. (itnonline.com)
We compared single-photon emission computed tomography (SPECT) scans of patients with chronic fatigue syndrome with those of patients with AIDS dementia complex and unipolar depression. (ncf-net.org)
In the preceding article in this issue of A JR, we report that patients with CFS tend to have more abnormalities shown by single-photon emission computed tomography (SPECT) than control subjects do and that SPECT is more sensitive than MR for identifying CNS abnormalities [9]. (ncf-net.org)
SPECT (Single Photon Emission Computed Tomography) is used in myocardial perfusion imaging (MPI) and is currently the most common imaging modality used in nuclear cardiology. (openmedscience.com)
The objective of this review is to provide a broad overview of common animal imaging modalities, with a focus on positron emission tomography (PET), single photon emission computed tomography (SPECT), and computed tomography (CT). (elsevierpure.com)
Cardiac imaging refers to minimally invasive imaging of the heart using ultrasound , magnetic resonance imaging (MRI), computed tomography (CT), or nuclear medicine (NM) imaging with PET or SPECT . (wikipedia.org)
The 3-dimensional images, a type of computed tomography, are produced with a camera which detects the emission of the single-energy gamma rays following an injection of a radionuclide. (edifyingnonsense.com)
Another type of myocardial perfusion imaging test is a PET scan, or "positron emission tomography. (sdcardiac.com)
Single photon emission computed tomography (SPECT) and positron emission tomography (PET) are nuclear medicine imaging techniques which provide metabolic and functional information unlike CT and MRI. (radiopaedia.org)
Over the past 20 years brain Single Photon Emission Computed Tomography (SPECT) imaging has developed a substantial, evidence-based foundation and is now recommended by professional societies for numerous indications relevant to psychiatric practice. (openneuroimagingjournal.com)
A variety of imaging modalities, including structural and functional magnetic resonance imaging (MRI) and positron emission tomography (PET) studies of cerebral metabolism, have shown characteristic changes in the brain of patients with Alzheimer disease in prodromal and even presymptomatic states. (medscape.com)
Structural imaging, preferably with MRI when possible and with computed tomography (CT) when not, should be performed as a first-tier approach. (medscape.com)
Second-tier imaging with molecular methods, preferably with fluorodeoxyglucose positron emission tomography (FDG-PET) (or single-photon emission CT [SPECT] if PET is unavailable), can provide greater diagnostic specificity. (medscape.com)
Advances in radiologic imaging techniques, such as computed tomography (CT) scanning and magnetic resonance imaging (MRI), have improved the ability to predict the success for complete removal of the mass. (medscape.com)
Radionuclide imaging can expose patients to similar amounts of radiation than do comparable computed tomography (CT) studies. (msdmanuals.com)
Single-photon emission computed tomography (SPECT) scanning with iodine-123 ( 123 I) 2beta-carbomethoxy-3beta-(4-iodophenyl)tropane (b-CIT) can differentiate DRD (normal) from early onset Parkinson disease (reduced). (medscape.com)
To investigate the feasibility of using deep learning (DL) to differentiate normal from abnormal (or scarred) kidneys using technetium -99m dimercaptosuccinic acid ( 99mTc-DMSA ) single-photon- emission computed tomography ( SPECT ) in paediatric patients . (bvsalud.org)
Development and evaluation of a radiomics model of resting N-ammonia positron emission tomography myocardial perfusion imaging to predict coronary artery stenosis in patients with suspected coronary heart disease. (cdc.gov)
Although medulloblastoma has a highly characteristic appearance on computed tomography (CT) scanning, magnetic resonance imaging (MRI) is the preferred tool. (medscape.com)
He has previously been stationed at micro and nano tomography beamlines at Synchrotron facilities, including SYRMEP at Elettra Sincrotrone Trieste (Trieste, Italy), P05 Imaging Beamline at DESY/Hereon (Hamburg, Germany) and ForMAX at MAX IV (Lund, Sweden). (lu.se)

As with other areas of nuclear medicine, the transition from planar techniques to SPECT has led to improvements in sensitivity and diagnostic accuracy. (snmjournals.org)
At the annual meeting of the Society of Nuclear Medicine and Molecular Imaging June 6-10 in Baltimore, Siemens debuted a number of new technologies designed to improve the productivity and capabilities of molecular imaging. (24x7mag.com)
However, for cardiac imaging, the large field-of-view detectors are set at 90° and 180° for a broad range of nuclear medicine procedures. (openmedscience.com)
Open Medscience is a platform to discuss a range of medical imaging technologies, including proton therapy, radiosurgery, nuclear medicine and radiation therapy. (openmedscience.com)
We look forward to seeing you at the Society of Nuclear Medicine and Molecular Imaging (SNMMI) 2022 annual meeting, held June 11-14, in Vancouver, BC, Canada. (mrsolutions.com)

A SPECT scan in action. (theconversation.com)
The tumour has a 3D distribution and the detector must be rotated around the patient - see Figure C above - to collect a projection at each angle as is performed in a SPECT scan in a hospital. (theconversation.com)
A patient undergoes a SPECT scan. (theconversation.com)
SPECT cardiac imaging solution shortens scan times. (24x7mag.com)
Learn how a diagnostic SPECT scan was able to reveal the root of their issues and the proper treatment to help them feel themselves again. (deeprootsathome.com)
The basic idea of ISAS is to compute the difference between an ictal and interictal SPECT scan for a single patient. (wikipedia.org)
What is a SPECT Scan Test Like to Experience? (sdcardiac.com)
Why Was a SPECT Scan Ordered? (sdcardiac.com)
If you have experienced chest pain, this test could be just one of the diagnostic tests you need if your SPECT scan reveals abnormalities in blood flow to the heart. (sdcardiac.com)
Coronal, T1-weighted magnetic resonance imaging (MRI) scan in a patient with moderate Alzheimer disease. (medscape.com)
Axial, T2-weighted magnetic resonance imaging (MRI) scan reveals atrophic changes within bilateral temporal lobes with prominence of the sylvian fissures. (medscape.com)
Numerous studies are under way to identify specific imaging markers for different types of dementia, including cerebral volumetric measurements, diffusion imaging, spectroscopy, very-high-field MRI scans of senile plaques, and PET scan markers of senile plaques. (medscape.com)
A V/Q scan consists of two imaging tests that look for certain lung problems . (medlineplus.gov)

As its name suggests, emission imaging works by detecting radiation emitted from within the patient, enabling clinicians to determine the presence and size of cancerous tumours, and conduct other diagnostic procedures such as coronary perfusion . (theconversation.com)
123)I]FP-CIT SPECT brain imaging is used to assist in the evaluation of adult patients with suspected PS and may help differentiate ET from PS as an adjunct to other diagnostic evaluations. (nih.gov)
Although there is no doubt that referring clinicians would like a diagnostic imaging test for PE that is highly sensitive and specific for disease detection, as well as being perfectly safe, it is apparent from the PIOPED 2 study that CTPA does not meet these criteria. (snmjournals.org)
During the past three decades, cardiac SPECT imaging has advanced in several areas, including diagnostic accuracy, optimising image quality and reducing radiation exposure. (openmedscience.com)
Echocardiography is regularly utilized to diagnose, manage, and monitor patients with suspected or established heart ailments, making it a highly prevalent diagnostic imaging technique in cardiology due to its speed and efficiency. (wikipedia.org)
Medical diagnostics comprise an array of medical technologies including point of care in vitro diagnostic testing, patient monitoring equipment and medical imaging devices that are critical to early diagnosis and treatment of a wide range of medical conditions and essential to improving health in LMICs. (who.int)
Therefore, timely and equitable and point of care access to diagnostic testing and medical imaging should be an essential component of the WHO primary health care (PHC) and universal health coverage (UHC) initiatives and requires a strategy that delivers appropriately trained healthcare providers, the medical devices and equipment they need and the capacity to manage these health technologies where they are needed the most. (who.int)

The clinical potential of simultaneous dual isotope SPECT, dual tracer PET and dual SPECT/PET imaging are explored and summarized. (nih.gov)

Study 1 was a trial of [(123)I]FP-CIT SPECT in patients with early suspected parkinsonism that compared baseline scans to the consensus clinical diagnosis established 3 years later. (nih.gov)
Early and more accurate diagnoses are made possible via imaging scans, which in turn may lead to optimized treatment regimens. (kaloramainformation.com)
The evolvement of medical imaging modalities - x-rays, mammographies, CT scans, MRIs, SPECT and PET scans - has had a very significant influence on the diagnosis and then treatment of disease. (kaloramainformation.com)
Through 200,000 brain scans over nearly 30 years at Amen Clinics , they have used SPECT scans as the basis of preventative treatments in thousands of patients. (deeprootsathome.com)
The good news is now, with the accurate technology of SPECT scans, we can get a clear picture of what is happening in the brain to get real solutions. (deeprootsathome.com)
ISAS (Ictal-Interictal SPECT Analysis by SPM) is an objective tool for analyzing ictal vs. interictal SPECT scans. (wikipedia.org)
Difference images calculated from ictal and interictal technetium-99m-HMPAO SPECT scans of epilepsy. (wikipedia.org)
On CT scans, posterior fossa images often are degraded by beam-hardening artifacts. (medscape.com)
On enhanced CT scans, a marked homogeneous enhancement of the tumor is seen (see the image below). (medscape.com)

The published literature on V/Q SPECT has consistently shown improvements in sensitivity ( 2 , 3 ), specificity ( 3 , 4 ), and intraobserver reproducibility ( 2 - 4 ), as well as reducing the number of intermediate or inconclusive results to less than 5% ( 3 , 5 ). (snmjournals.org)
demonstrated a sensitivity of 97% for SPECT, compared with 86% for CTPA ( 2 ). (snmjournals.org)
We would suggest the suboptimal sensitivity of CTPA is another reason why V/Q scintigraphy (using SPECT) should be used preferentially in most patients. (snmjournals.org)
With advanced HD detector technology and high collimator sensitivity, the system provides 24% higher reconstructed image resolution to help clinicians make a more confident diagnosis. (24x7mag.com)
Modern SPECT scanners have increased photon sensitivity by using high -sensitivity collimation and multiple detectors to perform a cardio-centric or heart-centred acquisition. (openmedscience.com)
However, cadmium zinc telluride (CZT) solid-state detectors are used with a different collimation setup for high-sensitivity SPECT imaging. (openmedscience.com)

It is surprising that this review article makes no mention of the use of V/Q SPECT, which has been shown to be superior to planar V/Q scintigraphy ( 2 , 3 ) and CTPA ( 2 ). (snmjournals.org)
None of these limitations apply to V/Q SPECT scintigraphy. (snmjournals.org)
BACKGROUND: Scintigraphy using technetium-99m labelled dimercaptosuccinic acid ([ 99m Tc]Tc-DMSA), taken up in the proximal tubules, is the standard in functional imaging of the renal cortex. (lu.se)
This suggests PSMA PET could be used analogous to [ 99m Tc]Tc-DMSA scintigraphy for renal cortical imaging. (lu.se)
Tc]Tc-DMSA scintigraphy for renal cortical imaging. (lu.se)
Albira PET - SPECT - CT (Biospin Bruker, Ettlingen, Germany) allows multimodal scintigraphy using radionuclides. (cuni.cz)

Quantitative 3D tomographic images of radioisotopes, bones and soft tissues. (cuni.cz)
Figure 1 bottom panel, shows the biodistribution of the investigated compound evaluated by quantitative SPECT/CT imaging in a naïve canine model. (minervaimaging.com)
SAFIR (Small Animal Fast Insert for mRi) is an innovative, high rate, PET detector insert for MRI, to be used for quantitative dynamic pre-clinical imaging, with very high activities injected in the animals, up to 500 MBq. (infn.it)
Visual comparison of stress and delayed images can be supplemented by quantitative displays. (msdmanuals.com)

The report gives current industry size for each of these modalities, based on sales to manufacturers of imaging systems used for molecular procedures, as well as forecasts of future sales. (kaloramainformation.com)
Our facilities furthermore include several imaging modalities for both small and large animals . (minervaimaging.com)

They report on an alternative strategy that consists of performing sequential SPECT and PET studies in hybrid microPET/SPECT/CT scanners, now widely available for molecular imaging. (nih.gov)
These approaches will need to be proven reproducible, accurate and robust to variations in the experimental conditions before they can be accepted by the molecular imaging community and be implemented in routine molecular microPET and microSPECT explorations. (nih.gov)
Although currently not accepted as standard procedures in the molecular imaging community, such approaches have the potential to open the way to new SPECT/PET explorations that allow studying molecular mechanisms and pathways in the living animal under similar physiological conditions. (nih.gov)
Highly detailed imaging is enabling healthcare givers to view disease processes in new ways, especially at the molecular level. (kaloramainformation.com)
The use of medical imaging technologies for molecular medical applications is one of the most dynamic applications of the imaging industry. (kaloramainformation.com)
Over the past 20 years, molecular imaging emerged as a powerful approach in drug development and identification of new biomarkers of many pathologies 1 . (researchsquare.com)
Each DNA damage repair pathway leads to the recruitment, upregulation, or activation of specific proteins within the nucleus, which, in some cases, can represent attractive targets for molecular imaging. (milabs.com)
In addition, the company showcased the Biograph RT Pro edition of Siemens' Biograph mCT family of large-bore scanners, a comprehensive solution tailored for radiation therapy (RT) treatment planning, as well as new advanced RT functionality for its syngo.via for Molecular Imaging (MI) imaging software solution. (24x7mag.com)
We will be attending and sponsoring at the 6th GyMIC Molecular Imaging Symposium in Tübingen on the 24th and 25th of August. (mrsolutions.com)

Cardiac SPECT Imaging guides you through all aspects of the modality--from basic principles (acquiring and processing images, quality control). (chipsbooks.com)
These cardiac techniques are otherwise referred to as echocardiography , Cardiac MRI , Cardiac CT , Cardiac PET and Cardiac SPECT including myocardial perfusion imaging . (wikipedia.org)
A physician may recommend cardiac imaging to support a diagnosis of a heart condition. (wikipedia.org)
Medical specialty professional organizations discourage the use of routine cardiac imaging during pre-operative assessment for patients about to undergo low or mid-risk non-cardiac surgery because the procedure carries risks and is unlikely to result in the change of a patient's management. (wikipedia.org)
[1] Stress cardiac imaging is discouraged in the evaluation of patients without cardiac symptoms or in routine follow-ups. (wikipedia.org)
With the introduction of the matrix TEE probe, 3D TEE can collect real-time 3D images that provide a comprehensive view of the heart structures, leading to better understanding and decision making during cardiac procedures. (wikipedia.org)
At San Diego Cardiac Center, we deliver SPECT imaging tests and are equipped with the most advanced technology to benefit our patients. (sdcardiac.com)
Stress Testing In stress testing, the heart is monitored by electrocardiography (ECG) and often imaging studies during an induced episode of increased cardiac demand so that ischemic areas potentially at risk. (msdmanuals.com)

A reference group (psychogenic parkinsonism) comprised 20 subjects with complaints suggesting extrapyramidal disease but with no unequivocal signs on clinical examination and no abnormalities on brain imaging. (bmj.com)
Brain magnetic resonance imaging (MRI) may show abnormalities in the basal ganglia, suggesting Wilson disease or Hallervorden-Spatz disease. (medscape.com)

First, SPECT cameras are available in every major North American, European and Asian hospital making it the most widely available imaging modality available today. (openneuroimagingjournal.com)

Following anterior and posterior planar whole-body acquisitions, multibed SPECT/CT acquisition of the entire cervical, thoracic, and lumbar spine as well as the pelvis was performed. (siemens-healthineers.com)
Posterior planar static image of the spine shows focal areas of increased uptake in the left lateral L5 vertebrae and left sacroiliac joint. (siemens-healthineers.com)

Practice parameters for diagnosis and evaluation of dementia, as published by the American Academy of Neurology (AAN), consider structural brain imaging to be optimal. (medscape.com)

The utility of animal models in preclinical research has been increasing by the availability of methods for in vivo imaging. (researchsquare.com)
The results of this study demonstrated the good capability of the system as a suitable tool for preclinical imaging especially in fields like neuroscience for the study of small brain structures. (researchsquare.com)
MRS accessorizes its preclinical MRI scanners with PET and SPECT modules for both sequential and simultaneous acquisition with MR data. (mrsolutions.com)
Game changer in the preclinical imaging industry. (mrsolutions.com)
Since the perfect animal model does not exist, combining several SPECT/CT images from multiple species in the preclinical setting may not only give you more valuable data, but it can also be a necessity. (minervaimaging.com)
At Minerva Imaging, we have extensive experience in design and execution of preclinical studies for drug development. (minervaimaging.com)
The PET detector will be designed to allow for ultra short acquisition periods (of the order of a few seconds) simultaneously with the MRI, permitting unprecedented temporal resolutions in preclinical dynamic multimodal imaging. (infn.it)

explore the feasibility of simultaneous and sequential SPECT/PET imaging and conclude that down-scatter and crosstalk from 511 keV photons preclude obtaining useful SPECT information in the presence of PET radiotracers. (nih.gov)
For SPECT and PET this requires tracing lines back from the detector pixel to where the photons came from (inside the tumour). (theconversation.com)
The microscope is based on imaging low-energy gamma-ray and x-ray photons that result from the decay of radioactive labels such as 111In and 99mTc mentioned above. (ca.gov)
SPECT imaging uses photons emitted from radioactive decay, for photon energies 25-350 keV. (lu.se)

18F]PSMA-1007 PET is comparable to [99mTc]Tc-DMSA SPECT for renal cortical imaging. (lu.se)
Exploit simultaneous 99mTc-HSA/64Cu-ATSM imaging to accelerate the development of 64Cu-ATSM as an add-on targeted radiotherapy agent. (milabs.com)
Three hundred and one 99mTc-DMSA renal SPECT examinations were reviewed retrospectively. (bvsalud.org)
The experimental results suggest that DL has the potential to differentiate normal from abnormal kidneys in children using 99mTc-DMSA SPECT imaging. (bvsalud.org)

Computer simulations of image acquisition and glandular dose. (lu.se)
Emanuel works as both a Coordinator and Application expert at CIPA, focusing on supporting users with tomographic X-ray and neutron imaging - from acquisition, to image reconstruction, image processing, image analysis, and visualization. (lu.se)

March 11, 2022 - The world of medical imaging is no longer just black and white. (itnonline.com)

The study was performed on Symbia Pro.specta TM[a] SPECT/CT 3 hours following 20.9 mCi (776 MBq) intravenous (IV) injection of 99m Tc HMDP. (siemens-healthineers.com)

A Novel SPECT microscopy system for 3D imaging of single stem cells in vivo Individual stem cells can be visualized within the body - "in vivo" by genetically engineering the cells to absorb a contrast agent when the agent is present within the body. (ca.gov)
and 2) development of new imaging hardware, a gamma microscope, to visualize the individual stem cells in vivo. (ca.gov)
Finally, the GM-I and Cedars-Sinai research team has developed a technology development strategy that translates the gamma microscope technology, useful for in vitro and in vivo mouse imaging, into future clinical applications involving the monitoring of stem cells and their progeny as well as the biological processes associated with the differentiation stages. (ca.gov)
At Minerva Imaging we are happy to share this data about combining SPECT/CT images, showing our in vivo capabilities. (minervaimaging.com)
These systems can be used for both in vivo and in vitro imaging. (lu.se)

I-123 iomazenil brain SPECT is a functional imaging to detect epileptic foci in patients with intractable epilepsy for whom surgical intervention is considered. (ajnr.org)
This opening sentence to Holman and Devous' 1992 article "Functional Brain SPECT: The Emergence of a Powerful Clinical Method," highlighted the hope held for functional neuroimaging nearly two decades ago. (openneuroimagingjournal.com)
Despite its evidence-base for multiple areas relevant to diagnosis and treatment few psychiatrists have adopted SPECT or other functional neuroimaging techniques in clinical practice. (openneuroimagingjournal.com)
They suggest that in MCI patients functional changes precede neuronal/synaptic loss in neocortical posterior regions and that [(99m)Tc]HMPAO rCBF imaging is more sensitive than [(123)I]iomazenil GABA(A)/BZD receptor imaging in detecting prodromal AD. (cnr.it)
Using a radioactive tracer, physiological phenomena can be followed and functional images are created. (lu.se)

In a direct comparison of CTPA and V/Q SPECT in 83 patients with suspected PE, Reinartz et al. (snmjournals.org)

The results of the semiquantitative analysis revealed that the asymmetry of the SPECT counts was significantly increased after the PVE correction in the surgically resected lesions in cases of mesial temporal sclerosis, tumor, and malformations of cortical development. (ajnr.org)
However, the side (L or R) of seizure onset can be reliably determined based on which hemisphere has greater overall SPECT decreases (hypoperfusion asymmetry index). (wikipedia.org)

Because Bill had not made sufficient progress, we told him about brain SPECT imaging, a way to look at what the brain is doing, and asked him to consider it. (amenclinics.com)
The SPECT results showed that Bill's brain was hurting in a way none of us had anticipated. (amenclinics.com)
We administered the KTS-II to a cohort of 78 (mean age ± SD) retired professional football players who underwent a comprehensive evaluation in an outpatient psychiatric clinic which included SPECT imaging as part of a study measuring the effects of repetitive subconcussive impacts on brain function. (amenclinics.com)
It has been suggested, on the basis of a previous pilot study conducted in a small number of patients, that MR imaging-based PVE correction in I-123 iomazenil brain SPECT improves the detectability of cortical epileptogenic foci. (ajnr.org)
The effectiveness of MR imaging-based PVE correction in I-123 iomazenil brain SPECT in improving the detection of cortical epileptogenic foci with abnormal histologic findings was established by our investigation conducted on a large sample size. (ajnr.org)
Now, thanks to brain SPECT imaging, we can look into the brain and find the structural and cellular root causes. (deeprootsathome.com)
SPECT imaging is a clinically valuable tool for looking at brain function to help target optimal treatment. (deeprootsathome.com)
Brain SPECT … is rapidly becoming a clinical tool in many places. (openneuroimagingjournal.com)
Brain image reveals hippocampal atrophy, especially on the right side. (medscape.com)
On brain MRI without contrast, meningiomas usually appear as hypointense on T1-weighted imaging and as hyperintense on T2-weighted imaging. (medscape.com)
By collecting a statistically significant number of radioactive events, mathematical algorithms reconstruct a three-dimensional image that shows the distribution of the positron-emitting molecules in the brain. (lu.se)

Meet MR Solutions at the ISMRM Benelux Chapter in Brussels for a day of networking and learning about the latest advancements in magnetic resonance imaging. (mrsolutions.com)

Significant increases and decreases in CBF (cerebral blood flow) between the interictal and ictal SPECT can then be detected. (wikipedia.org)
SPECT imaging of cerebral blood flow in Tourette syndrome. (bvsalud.org)

To assess the accuracy and clinical usefulness of [ 123 I]β-CIT (2β-carbomethoxy-3β-(4-iodophenyl)tropane) SPECT in the differential diagnosis of Parkinson's disease. (bmj.com)
3 Many studies have shown that [ 123 I]β-CIT SPECT is helpful in the diagnosis of Parkinson's disease. (bmj.com)
Patients with a clinical diagnosis of Alzheimer's disease were studied using MRI, SPECT, and psychometric tests. (ox.ac.uk)

How useful is [123I]β-CIT SPECT in clinical practice? (bmj.com)

Our new series, the Science of Medical Imaging, examines the technology behind non-invasive methods of creating images of the human body. (theconversation.com)
Different image data reduction methods, including pixel averaging and 2-dimensional Fourier transform, were applied to the bull's-eye scintigrams. (lu.se)

In this study, we aimed to compare [ 18 F]PSMA-1007 PET to [ 99m Tc]Tc-DMSA SPECT regarding split renal uptake and presence of renal uptake defects, in patients with prostate cancer. (lu.se)
Three readers interpreted PET and SPECT images regarding presence of renal uptake defects, with each kidney split into cranial, mid and caudal segments. (lu.se)
Kidneys were segmented in PET and SPECT images, and left renal uptake as a percentage of total renal uptake was measured. (lu.se)
Spearman's r for left renal uptake percentage between [ 99m Tc]Tc-DMSA SPECT and [ 18 F]PSMA-1007 PET was 0.95. (lu.se)
Measurements of split renal function made using [ 18 F]PSMA-1007 PET are valid and strongly correlated to measurements made with [ 99m Tc]Tc-DMSA SPECT. (lu.se)
Tc]Tc-DMSA SPECT regarding split renal uptake and presence of renal uptake defects, in patients with prostate cancer. (lu.se)
Each DL model was trained to determine renal SPECT images into either normal or abnormal. (bvsalud.org)

Radionuclide imaging uses a special detector (gamma camera) to create an image following injection of radioactive material. (msdmanuals.com)

In order to form the coded aperture images, GM-I has selected a 55-micron pixel silicon detector of thickness 1.0 mm. (ca.gov)
Three-bed SPECT was performed with 60 stops per detector and 10 seconds per stop. (siemens-healthineers.com)
The Symbia Evo detector supports stretcher and hospital bed imaging, and the patient bed accommodates patients weighing up to 500 pounds. (24x7mag.com)

Parallel with the hardware efforts, dedicated 4D algorithms for image reconstruction must be developed. (infn.it)
SPECT, which uses a rotating camera system and tomographic reconstruction to produce a 3-dimensional image, is more common in the United States. (msdmanuals.com)

They validate their approach in a phantom consisting of a 96-well plate with variable (99m)Tc and (18)F concentrations and illustrate the utility of such approaches in two sequential SPECT-PET/CT studies that include (99m)Tc-MAA/(18)F-NaF and (99m)Tc-Pentetate/(18)F-NaF. (nih.gov)

Second, SPECT has extensive research validating its usefulness for problems often faced by psychiatrists and is endorsed by scientific review bodies for many indications relevant to psychiatry. (openneuroimagingjournal.com)

It is the most commonly used imaging tool for diagnosing heart problems, as it allows non-invasive visualization of the heart and the blood flow through the heart, using a technique known as Doppler. (wikipedia.org)

Important examples, benefits, and limits of microPET/SPECT/CT technologies in current use, and their central role in improving our understanding of biological behavior and in facilitating the development of treatments from bench to bedside are included. (elsevierpure.com)
Fine, Eugene J. / MicroPET/SPECT/CT imaging of small animal models of disease . (elsevierpure.com)

To review [(123)I]FP-CIT (Ioflupane I 123, DaTscan) SPECT imaging and its role in clinical practice. (nih.gov)
How useful is [ 123 I]β-CIT SPECT in clinical practice? (bmj.com)
Unfortunately, SPECT in clinical practice is utilized by only a handful of clinicians. (openneuroimagingjournal.com)
This article presents a rationale for a more widespread use of SPECT in clinical practice for complex cases, and includes seven clinical applications where it may help optimize patient care. (openneuroimagingjournal.com)

I-123 iomazenil SPECT and MR imaging examinations were performed before the operation in all patients. (ajnr.org)
I-123 iomazenil SPECT images with and without MR imaging-based PVE correction were assessed visually and by semiquantitative analysis based on the AI(%) of the SPECT count in the resected lesions. (ajnr.org)

Anterior SPECT maximum intensity projection (MIP) shows intense focal uptake of tracer in the left pedicle of the L5 vertebrae, left sacroiliac joint, as well as the left aspect of the L2 and L3 vertebral bodies. (siemens-healthineers.com)
Coronal CT, SPECT, and SPECT/CT views through the lower lumbar spine and sacroiliac joints show hyperintensities on CT related to the spinal fixation screws with focal increase in tracer uptake seen on SPECT and SPECT/CT images corresponding to the left L4/L5 vertebral facet adjacent and medial to the fixation screw. (siemens-healthineers.com)

18 F]PSMA-1007 PET is comparable to [ 99m Tc]Tc-DMSA SPECT for detection of uptake defects in this setting. (lu.se)

Spatially resolved infrared spectroscopy: imaging of tissues and other structures at 2-10 µm resolution. (lu.se)

Marko Rosenholm presents some of the findings and results regarding dynamic SPECT/CT imaging of a glymphatic system they have acquired with the MILabs VECTor/CT system. (milabs.com)

[ 1 ] MRI more accurately evaluates en plaque and posterior fossa meningiomas, which may be missed on CT scanning. (medscape.com)

Subtraction ictal SPECT co-registered to MRI improves clinical usefulness of SPECT in localizing the surgical seizure focus. (wikipedia.org)

Review the most up to date MPI guidelines for conventional and novel SPECT for qualified medical professionals engaged in the practice of nuclear cardiology. (digirad.com)

After acute myocardial infarction, myocardial perfusion imaging can help estimate prognosis because it can show extent of the perfusion abnormality due to acute myocardial infarction, extent of scarring due to previous infarcts, and residual peri-infarct or other areas of reversible ischemia. (msdmanuals.com)

The SPECT spatial resolution was experimentally determined to be about 1.6 mm. (researchsquare.com)
In fact, clinical scanners used for human imaging are bulky and provide a spatial resolution of the order of tens of mm inadequate to that required for studies in mice (≤ 1mm) 2 . (researchsquare.com)

Anatomy17

Diseases20

Chemicals and Drugs67

Analytical, Diagnostic and Therapeutic Techniques and Equipment109

Psychiatry and Psychology1

Phenomena and Processes19

Disciplines and Occupations8

Anthropology, Education, Sociology and Social Phenomena1

Technology, Industry, Agriculture7

Humanities2

Information Science32

Health Care24

Tomography33

Nuclear Medicine5

Scan13

Diagnostic7

Dual tracer PET1

Scans9

Sensitivity6

Scintigraphy6

Quantitative4

Modalities2

Molecular9

Cardiac8

Abnormalities2

Modality1

Planar2

Neurology1

Preclinical7

Photons4

99mTc4

Acquisition2

20221

Specta1

Vivo5

Functional5

Patients with suspected1

Asymmetry2

Brain11

Magnetic Resonan1

Cerebral2

Diagnosis3

123I1

Methods2

Renal7

Gamma Camera1

Detector3

Reconstruction2

Sequential1

Indications1

Visualization1

MicroPET2

Clinical practice4

Iomazenil2

Tracer2

Uptake1

Spectroscopy1

Findings1

Posterior1

Improves1

Practice1

Myocardial infarction1

Spatial2