Use of V/Q scans dropped during COVID-19 pandemic
May 3, 2022 -- Nuclear medicine ventilation/perfusion scintigraphy (V/Q) dropped significantly during the COVID-19 pandemic, as hospitals took up new protocols to reduce the chances of infections, according to an abstract presented at the American Roentgen Ray Society meeting in New Orleans. Read More
PET tracer shows promise imaging high cholesterol activity
May 2, 2022 -- A new PET radiotracer is safe for humans and could provide a noninvasive approach for diagnosing aldosteronism, a condition linked to high cholesterol and heart disease, according to a study published April 28 in the Journal of Nuclear Medicine. Read More
PET-based model may help stage Alzheimer's disease patients
April 28, 2022 -- Researchers have developed a new model for diagnosing the severity of Alzheimer's disease in patients based largely on the spatial topography of brain PET imaging, according to a study published April 25 in Nature Aging. Read More
PET superior to MRI for meningioma treatment planning
April 25, 2022 -- PET imaging with a gallium-68 (Ga-68)-based radiotracer is more precise than standard MRI for detecting meningiomas targeted for radiotherapy, according to a study published April 20 in the International Journal of Radiation, Oncology, Biology, Physics. Read More
Midtherapy PET/CT predicts response in patients with esophageal cancer
April 22, 2022 -- Performing PET/CT scans while patients are undergoing radiotherapy prior to surgery for esophageal cancer can help predict whether they will respond to treatment, according to a study published April 18 in Radiotherapy and Oncology. Read More
Dual-tracer PET/CT shows promise in cancer imaging
April 20, 2022 -- Two PET/CT radiotracers -- F-18 FDG and gallium-68 FAPI-46 -- work better together than when used alone for cancer imaging, according to a proof-of-concept study published April 14 in the Journal of Nuclear Medicine. Read More
Tau PET reveals patterns of early Alzheimer's disease
April 18, 2022 -- PET scans in patients with early Alzheimer's disease reveal patterns of tau deposits that could help researchers improve the selection of at-risk patients for new drug trials, according to a study published April 18 in JAMA Neurology. Read More
PET predicts chemotherapy response in cancer patients
April 13, 2022 -- PET imaging can help predict whether patients will respond to chemotherapy for pancreatic cancer before surgery, according to a study published April 8 in Clinical Radiology. Read More
CMS criticized for final decision on Aduhelm reimbursement
April 8, 2022 -- The U.S. Centers for Medicare and Medicaid Services (CMS) finalized a plan April 7 that limits coverage of Biogen's Alzheimer's disease drug Aduhelm only to patients enrolled in clinical trials, despite pressure from the Society of Nuclear Medicine and Molecular Imaging and other groups to expand coverage of the drug. Read More
Zr-89 tracer helps PET detect subtle prostate cancer lesions
April 8, 2022 -- An experimental zirconium-89-based (Zr-89) PET radiotracer can detect tumors missed by existing tracers in patients whose cancer has returned after surgery or radiotherapy, according to a study published in the April 1 issue of the Journal of Nuclear Medicine. Read More