A new study suggests the use of not only three, but four or more PET/CT evaluations during follow-up for lung cancer, as the research revealed that additional PET/CTs changed patient management in 28.1 percent of cases, the Society of Nuclear Medicine and Molecular Imaging (SNMMI) announced Feb. 18.  {read more here}

What makes treating HIV particularly difficult is its ability to hide, allowing it to escape drugs and avoid detection by the immune system. Once a patient stops with their medication, the virus can get back into action and spread quickly throughout the body.  For the new study published in the journal Nature Methods on March 9, Francois Villinger from the Emory University in Atlanta and colleagues wanted to find out if PET scanning, which is used to reveal the spread of cancer, could also show the location of HIV in the body. They injected monkeys infected with SIV, the monkey’s version of HIV, with radioactive material that would only bind to SIV cells. {read more here}

FDG PET imaging of inflammation has proven to be very useful when evaluating atherosclerosis, but researchers have not yet come to a consensus about the proper protocol for this up-and-coming molecular imaging technique. {read more here}

(Reuters) – Alzheimer’s researchers at Harvard for the first time are scanning the brains of healthy patients for the presence of a hallmark protein called tau, which forms toxic tangles of nerve fibers associated with the fatal disease. {read more here}