Molecular Imaging: Page 158

FDDNP-PET shows brain injury effects in military personnel

By Wayne Forrest

Researchers have found that changes in PET scans of military personnel with mild traumatic brain injury are similar to those seen in retired football players with suspected chronic traumatic encephalopathy, according to a study published online July 17 in the Journal of Alzheimer's Disease.

July 18, 2018

PET could make synaptic density an Alzheimer's biomarker

By Wayne Forrest

Researchers from Yale University are reporting promising results with a PET tracer designed to assess synaptic density in patients with Alzheimer's disease. The hope is that the approach could become an in vivo biomarker for dementia and help in therapy development, according to a paper published online July 16 in JAMA Neurology.

July 17, 2018

Preclinical PET sheds light on Parkinson's abnormalities

By AuntMinnie.com staff writers

Data collected from preclinical PET scans of rhesus macaque monkeys eventually could help physicians examine stress and inflammation in the hearts of people with Parkinson's disease, according to a study published online July 13 in npj Parkinson's Disease.

July 16, 2018

NEMA updates performance measurements for PET

By AuntMinnie.com staff writers

The National Electrical Manufacturers Association (NEMA) has published revisions to its recommended method for measuring and reporting PET performance parameters.

July 12, 2018

SPECT leads preclinical HIV research

By AuntMinnie.com staff writers

The use of SPECT to evaluate the immune system in macaque monkeys infected with a simian form of HIV someday could help HIV-positive humans, according to a preclinical study published online July 12 in JCI Insight.

July 12, 2018

Women's menstrual phase may increase radiation risk

By Wayne Forrest

Hormonal changes caused by a woman's menstrual cycle may put them at higher risk of developing cancer from exposure to medical radiation, according to a letter published July 10 in Radiology. Providers may want to consider menstrual phase when deciding when to perform studies -- particularly nuclear medicine exams -- in younger women, the researchers recommended.

July 12, 2018

NTP execs return to work after inquiry

By AuntMinnie.com staff writers

Three senior executives at South African radioisotope firm NTP Radioisotopes are back on the job after the completion of a government inquiry into a breach of safety regulations at the firm's radiochemicals complex last year.

July 11, 2018

PET, MRI combine to predict drug efficacy

By AuntMinnie.com staff writers

Through a combination of PET and MRI, Canadian researchers are developing a way to deliver personalized treatment to patients with neurological diseases and better predict their therapeutic response, according to a study published online June 14 in NeuroImage.

July 10, 2018

C-11-based PET tracer could benefit arthritis patients

By Wayne Forrest

Carbon-11 (C-11) PET that targets translocator protein expression in the joint lining tissue of the knee may be a better way to determine the extent of rheumatoid arthritis, according to a study published in the July issue of the Journal of Nuclear Medicine.

July 8, 2018

Time-of-flight PET can reduce radiation dose in pediatrics

By Wayne Forrest

By adding a time-of-flight technique to pediatric PET scans, clinicians can adjust radiation dose levels by as much as 50% with no discernible loss of diagnostic image quality, according to a study presented at the Society of Nuclear Medicine and Molecular Imaging annual meeting in Philadelphia.

July 8, 2018

Australian reactor woes worry nuclear medicine

By Brian Casey

The shutdown of shipments from a nuclear reactor in Australia that is a key part of the global supply network for the radioisotope molybdenum-99 is causing consternation in the nuclear medicine community, particularly in the Asia-Pacific region.

July 6, 2018

ITG, Bruce Power team up on lutetium-177 production

By AuntMinnie.com staff writers

German firm Isotope Technologies Garching (ITG) and nuclear reactor operator Bruce Power have signed a memorandum of understanding for the joint production of the radioisotope lutetium-177.

July 5, 2018

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