Articles tagged with Molecular Imaging
A new imaging technique combines ultrasound and specially modified contrast agents to detect cancer at the molecular level, allowing for early detection and potentially saving lives. The technique uses microbubbles paired with a peptide that binds to tumor vessel cells, enabling visualization of tumor activity.
The Society of Nuclear Medicine and Molecular Imaging's Clinical Trials Network Workshop explored the integration of imaging biomarkers into clinical trials, emphasizing quality and standardization. Experts shared insights on overcoming challenges and harmonizing data across multiple sites.
The summit explored ways to use nanotechnology in medical imaging and therapy, focusing on targeting diseases such as cancer, neurological conditions, and cardiovascular disease. Experts discussed regulatory frameworks, design considerations, and future directions for this rapidly evolving field.
A new study provides clear pediatric PET dose guidelines, allowing clinicians to calculate the optimal radiotracer dose based on a child's weight. The findings suggest that patients can receive high-quality images with reduced scan time or lower doses, minimizing radiation exposure for young children.
Researchers at Lawrence Berkeley National Laboratory have developed a copper-free version of click chemistry to label glycans in live mice, providing new insights into glycobiology and molecular imaging. The technique overcomes the toxicity issue of conventional copper-catalyzed reactions.
A large-scale study demonstrates that transplanted cells produced dopamine, leading to improved motor symptoms and brain function. Long-term clinical outcomes revealed sustained improvements over a four-year period.
Researchers found that a combination of single photon emission computed tomography (SPECT) and low-dose CT provided accurate diagnoses with high sensitivity and specificity. The study suggests that this technique may improve patient outcomes by reducing the mortality rate associated with untreated pulmonary embolism.
Researchers used PET scans to identify neuroinflammation in the brains of schizophrenics and migraine sufferers, shedding light on the underlying causes of these conditions. The findings have the potential to transform diagnosis and treatment options, particularly for schizophrenia.
A new molecular imaging technique using PET imaging shows promising results in evaluating and predicting the course of endometrial carcinoma. The technique combines estrogen receptor expression imaging with 18F-FDG PET to improve diagnostic accuracy, potentially saving women from unnecessary operations and biopsies.
A new study published in The Journal of Nuclear Medicine shows that PET/CT scans with the imaging agent choline can detect recurring prostate cancer sooner than conventional imaging technologies. Researchers found a strong association between PET/CT detection and PSA levels, and suggest using specific criteria to reduce unnecessary scans.
Researchers at SNM's Annual Meeting discovered that combining motion-frozen technology and high-definition PET enhances cardiac imaging, revealing defects invisible to physicians. The method provides exceptional image quality and significantly changes the diagnosis of patients with heart disease.
Researchers found that combining high-resolution and high-sensitivity collimation in SPECT scans improves image quality for small tumors. This study suggests a new approach to overcome tradeoffs in SPECT image quality, especially for imaging small tumors.
A new study presents PET scan results that can accurately diagnose specific types of dementia, such as Alzheimer's disease, in the early stages. This can lead to targeted treatments and improved care outcomes for over 5 million newly diagnosed patients each year.
Researchers have developed a novel form of treatment using an alpha-particle emitting radiopeptide that targets and destroys cancer cells while sparing healthy tissue. The study found that this therapy was significantly more effective at tripling the survival rate of mice with recurrent prostate cancer compared to traditional treatments.
Researchers at SNM's 56th Annual Meeting propose a novel approach to reconstructing data that could enable the development of a hybrid PET-MR system. The new method uses MR images as a geometrical reference to estimate attenuation and improve accuracy.
Michael R. Kilbourn, a professor at the University of Michigan, received the prestigious Paul C. Aebersold Award for his contributions to molecular imaging and nuclear medicine. He has advanced research efforts in various areas, including positron emission tomography (PET) radiopharmaceuticals.
Alan Davison, Alun G. Jones, and Michael J. Abrams discovered a new class of technetium complexes that showed localization in cardiac tissue after intravenous administration, leading to the development of myocardial perfusion imaging agents. Their work has enabled millions of people to receive better diagnosis and treatment for heart c...
The Society of Nuclear Medicine and Molecular Imaging has published a comprehensive guide to PET scanning in cancer therapy, providing international guidelines and criteria for response assessment. The new supplement aims to improve tumor response assessment and treatment monitoring with FDG PET imaging.
Researchers at UC San Diego are developing new diagnostic tools to detect early-stage cancers using advanced imaging technologies. They aim to characterize tumor aggressiveness and monitor chemotherapy effectiveness, enabling more effective treatment decisions.
Researchers have developed a new technique called liquid STEM that enables the imaging of individual molecules in biological cells, with improved resolution and speed compared to existing methods. This innovation has potential applications in energy science and the development of molecular probes.
Researchers at Memorial Sloan Kettering Cancer Center developed a new generation of microscopic particles, called C dots, that are biologically safe and stable. These particles can be customized to target specific molecules on tumor surfaces, enabling earlier detection and more personalized treatment options.
Researchers used SPECT to detect brain perfusion abnormalities in fibromyalgia patients, revealing correlations with pain intensity and emotional responses. The study confirms fibromyalgia as a real disorder, not just depression-related, and may improve treatment prediction.
A single dose of EPO immediately after a heart attack reduces apoptosis and limits damage to the heart. The study found a 2.7-fold reduction in tracer accumulation, indicating less damage to heart tissue.
The Journal of Nuclear Medicine is now free and open to the public six months after publication, accelerating access to new research and advancing understanding of nuclear medicine and molecular imaging. This move reflects the journal's exceptional quality and influence as an academic and professional resource.
Recent advancements in cardiac imaging have led to the detection of impairments in cellular processes that precede changes in morphology and function. These early stages can be identified through various imaging techniques such as PET, nuclear imaging, MRI, ultrasound, and optical imaging.
Thakur's work has advanced excellence in healthcare through the development of radiopharmaceuticals and imaging techniques, including a new monoclonal antibody for detecting infection. The 2008 Benedict Cassen Prize recognizes his major advance in basic or clinical nuclear medicine science.
Peter J. Ell, director of the institute of nuclear medicine and chair of nuclear medicine at UCL, is awarded the Georg Charles de Hevesy Nuclear Pioneer Award for laying the foundations of nuclear medicine in Europe. The award recognizes his pioneering efforts in developing molecular imaging techniques, including SPECT.
The Society of Nuclear Medicine and Molecular Imaging (SNM) has awarded $170,000 in research grants to support nuclear medicine and molecular imaging research. This funding supports independent research projects, including the work of talented young scientists who will further advance diagnostic tools and treatments.
The Society of Nuclear Medicine and Molecular Imaging (SNM) has awarded significant grants to support molecular imaging research, providing opportunities for young scientists to pursue cutting-edge research in emerging fields. The awards aim to advance patient care by investing in promising researchers working on vital medical practices.
A team of researchers led by University of Notre Dame physicist Bolizsár Jankó presents an overview of research into quantum jumps and fluorescence intermittency. The phenomenon, known as 'blinking,' reveals unexpected deviations from Bohr's predictions in various systems.
A new nuclear medicine imaging test, scintigraphy, has been shown to be highly effective in detecting gastroesophageal reflux disease (GERD) in children with respiratory problems. The test detected GERD in 66.6% of children with asthma or lower respiratory tract infections, outperforming traditional barium X-ray technology.
Scientists used Exploratory Investigational New Drug (ExpIND) to evaluate four 18F-labeled imaging agents in patients with Alzheimer's disease, identifying the best detector of amyloid plaque deposits. The study suggested that ExpIND could speed up the development of new radiopharmaceuticals while ensuring patient safety.
Researchers say combined PET/CT scanning can enable doctors to determine if ovarian cancer has spread without surgery, reducing unnecessary surgeries and complications. The technology showed promising results in accurately staging early-stage ovarian cancer patients.
Researchers used molecular imaging to monitor Alzheimer's disease progression, identifying those at risk and assessing therapy effectiveness. The study found that beta-amyloid imaging can detect AD earlier and distinguish it from other dementias.
The new scanner enables physicians to determine stages of breast cancer in patients already diagnosed, rather than as a mammography screening tool. It also helps plan breast cancer surgeries and detect early whether drug treatments are effective.
Researchers developed a method to track mesenchymal stem cells in tumors using noninvasive molecular imaging technology. The technique offers promise for personalized medicine and gene-modified stem cell therapies to fight cancer.
Two images, one showing neuroendocrine cancer relapse and the other a foot infection, demonstrate molecular imaging's ability to provide precise snapshots of disease anatomy. Imaging techniques are increasingly being used in combination to improve treatment planning and patient outcomes.
Researchers at SNM's 55th Annual Meeting present a study on pre-targeting strategies that combine molecular imaging techniques with targeted therapy, offering personalized medicine to cancer patients. This approach can increase the effectiveness of therapies and minimize discomfort during treatment.
Researchers used PET and SPECT imaging to monitor the effectiveness of a new therapy, which successfully preserved healthy heart tissue and corrected blood flow imbalance. Nearly 50% of repaired artery segments showed normalization of glucose metabolism and coronary blood flow.
Recent data from the National Oncologic PET Registry (NOPR) shows that PET scans can dramatically change treatment plans for cancer patients, with a 36.5% change in treatment or no-treatment decisions reported.
Researchers used PET imaging and bioluminescence to track stem cell behavior in small animal models, determining their fate and potential applications in treating heart diseases, brain disorders, and cancer. The unique combination of these imaging techniques offers a reliable method for labeling stem cells.
The Society of Nuclear Medicine and Molecular Imaging has revised its nuclear medicine technologist's scope of practice, reflecting changes in technology and molecular imaging. The updated document includes procedures such as CT scans and administering contrast.
The Society of Nuclear Medicine and Molecular Imaging has developed a broad definition for molecular imaging, capturing the essence of an evolving and multidisciplinary field. The definition provides a concise explanation of the meaning of molecular imaging, including techniques such as radiotracer imaging, MRI, and optical imaging.
Scientists have discovered a statistical relationship between brain levels of the enzyme monoamine oxidase A (MAO) A and aggressive personality in healthy non-violent volunteers. The study found that higher MAO A activity was associated with less aggressive behavior, while lower MAO A activity was linked to more aggressive tendencies.
SNM presented special recognition awards to 7 lawmakers who support the profession. The organization highlighted their dedication to patient care and safety through initiatives like the CARE Act. SNM's annual meeting will be held June 2-6 at the Washington Convention Center.
Researchers developed a novel imaging technique combining CT and PET scans to detect 'high-risk' plaque that causes heart attacks and strokes. The approach provides detailed information about the size of plaque, inflammation, and potential risks, offering new insights into atherosclerosis.
Researchers studied hypothyroidism's impact on brain metabolism and found a correlation between the condition and decreased metabolic activity in specific brain regions. These changes remain detectable even after thyroid hormone replacement therapy, suggesting a complex relationship between physical health and mental well-being.
A study published at SNM's 54th Annual Meeting found that PET/CT imaging detected more sites of disease and identified women whose disease was likely to progress. The technique influenced treatment decisions in 59% of women with recurrent ovarian cancer, improving management outcomes.
Researchers developed a 3D fusion technique combining CT angiography and nuclear imaging scans to improve the accuracy of diagnosing coronary artery disease. This technology significantly enhances diagnosis and could be used in the future with molecular imaging agents to detect and guide treatment.
Researchers at Rambam Health Care Campus in Israel have found that PET/CT imaging can accurately diagnose and localize vascular graft-related infections. The study shows promise as a single-step, noninvasive technique for complex patients, potentially sparing unnecessary high-risk operations.
Researchers from University of Pennsylvania and Philips team demonstrate improved image quality and shorter patient scan times with advanced molecular imaging technology. The study, released at SNM's 54th Annual Meeting, shows that TOF/PET imaging can achieve better quality images in less time, benefiting patients and doctors.
A new study demonstrates the value of PET/CT in diagnosing and monitoring Crohn's disease, offering a non-invasive alternative to invasive endoscopy. The scan can accurately identify active disease and detect severe lesions, reducing the need for costly and side-effect-ridden treatments.
Researchers unveiled the world's first simultaneous PET/MR images of the human brain, offering unprecedented imaging capabilities for neurological studies. The technology has the potential to revolutionize the assessment of Alzheimer's, Parkinson's, epilepsy, depression, and schizophrenia.
Early metabolic imaging with PET accurately identifies patients responding to chemotherapy for esophageal cancer, noting a remarkably favorable outcome for metabolic responders. This study supports the use of PET-response-guided treatment to tailor multimodality therapy based on tumor biology.
R. Edward Coleman received the award for his contributions to molecular imaging and nuclear medicine practice, particularly in advancing positron emission tomography (PET) for breast cancer, Alzheimer's, and brain tumors. His research has had a significant impact on medicine, and he is recognized as one of the best doctors in America.
Researchers developed a new imaging technique that combines functional and anatomical imaging to diagnose coronary artery disease more accurately. This 'synergy' approach uses software to integrate data from SPECT and CT angiography scans, providing clearer pictures of the heart muscle and coronary arteries.
Michael R. Zalutsky received the award for his significant contributions to medical science, especially in using molecular targeting to combat cancer. His research has had a substantial impact on therapeutic nuclear medicine and its applications.
Using metabolic imaging, UCLA researchers found that FLT-PET is a powerful predictor of treatment response and outcome in brain tumor patients. The study showed that FLT-PET imaging was predictive of patients' overall survival, with those who responded to drug treatment living three times as long as those who did not.
A new nuclear medicine technique using annexin A5 imaging may help identify individuals at risk of developing heart failure by detecting programmed cell loss in the heart muscle. This could lead to earlier intervention and improved treatment options, as cell death is a key factor in worsening left ventricular events.
Drezek's research focuses on developing high-resolution in situ imaging of the molecular hallmarks of breast cancer, enabling doctors to detect biomarkers without tissue removal. The grant will be used to develop microendoscope and needle-compatible fiber optic systems for various diagnostic and therapeutic applications.