Brain PET imaging reveals role of serotonin in Alzheimer's disease
January 11, 2023 -- PET imaging has shown a link between serotonin brain activity in early Alzheimer's disease patients to beta-amyloid plaque deposits, a hallmark of the condition, according to a study published online on January 6 in NeuroImage: Clinical. Read More
PET tracer may improve prostate cancer imaging
January 10, 2023 -- PET/CT imaging with an experimental F-18 prostate-specific membrane antigen radiotracer improves the care of patients with recurrent prostate cancer, according to a study published on January 7 in Research in Diagnostic and Interventional Imaging. Read More
AI model predicts cancer aggressiveness on PET
January 10, 2023 -- A machine-learning model based on PET imaging features shows promise for helping clinicians assess the aggressiveness of endometrial cancer prior to surgery, according to a study published online January 4 in Cancers. Read More
Brain PET/MRI scans reveal visual snow syndrome
January 9, 2023 -- PET/MRI scans have revealed significant structural and metabolic brain abnormalities in patients with visual snow syndrome, according to a study published December 30 in EJNMMI Research. Read More
FDA approves new drug for Alzheimer's disease
January 6, 2023 -- Japanese drug developer Eisai has received U.S. Food and Drug Administration (FDA) approval for its Leqembi (lecanemab) treatment for individuals with Alzheimer's disease. The drug is the second of a new category of medications for the disease to go through the FDA's accelerated regulatory pathway. Read More
PSMA-PET shows value in primary staging of prostate cancer
January 6, 2023 -- Prostate-specific membrane antigen (PSMA) PET/CT imaging can reveal metastatic bone cancer lesions in prostate cancer patients that may be undetected by conventional bone scintigraphy, according to a group in the Netherlands. Read More
FAPI-PET shows promise over conventional PET for identifying cancer
January 5, 2023 -- Gallium-68 fibroblast activation protein inhibitor (FAPI) PET imaging may improve tumor detection in cancer patients over conventional imaging, according to a study published December 30 in the Journal of Nuclear Medicine. Read More
PET tracer shows promise in imaging of brain tumors
January 4, 2023 -- A widely available amino acid PET radiotracer shows promise in helping clinicians distinguish between pseudoprogression and actual tumor progression in patients with brain tumors, according to a study published December 22 in the Journal of Nuclear Medicine. Read More
PET/CT score may help predict major cardiac events
January 4, 2023 -- Researchers have developed a clinical tool based on standard PET/CT imaging that could help cardiologists identify patients at high risk for heart attack and stroke, according to a study published online December 19 in the Journal of Nuclear Cardiology. Read More
Bone scan capacity increased to meet COVID-19 backlog
January 3, 2023 -- Radiologists in England facing a backlog of bone scan procedures for prostate cancer patients have developed a strategy for optimizing appointments that can significantly increase capacity, according to a study presented recently at RSNA 2022 in Chicago. Read More