The editorial, signed by 31 scientists around the world, argues that in certain vulnerable individuals—such as those with the APOE ε4 gene variant, a known Alzheimer’s risk factor—common microbial infections can infect the aging brain and cause debilitating damage. {read more here}

The use of positron emission tomography-computed tomography (PET-CT) scans for image-guided surveillance meant that routine post-treatment operations were no longer necessary, and can now be better targeted to the right areas in those 20% of patients who still have persistent cancer. {read more here}

While the use of PET/MRI is feasible across all types of cancer, it may be tough to show its superiority to PET/CT due to the latter modality’s proven track record in detecting and evaluating the disease, according to a review in the March issue of the Journal of Nuclear Medicine. {read more here}

In patients with advanced Hodgkin lymphoma (HL), a PET scan after two cycles of intensive up-front chemotherapy appears to be effective for identifying those who can avoid excessive toxicity by employing a less-intensive regimen in subsequent treatment cycles, according to a study that evaluated this strategy. {read more here}