PET/CT

Positron emission tomography/computed tomography is a hybrid nuclear medicine imaging technique that helps radiologists spot abnormal metabolic activity. PET/CT is commonly used to diagnose cancers, heart diseases and certain brain disorders, among other conditions.

PET scans offer insight into how ketamine affects depression
Thanks to a newly developed radiotracer and PET imaging, experts believe they may have unearthed new insights on the drug's impact.
Combining PET and MRI data may be key to differentiating new type of dementia
Limbic-predominant age-related TDP-43 encephalopathy, also known as LATE, was recently recognized as a type of dementia that occurs in older adults. It typically presents as memory-related cognitive decline.
Side effect of popular Alzheimer's treatment may actually be a good sign, new PET findings suggest
Amyloid-related imaging abnormality edema is a known side effect of anti-amyloid monoclonal antibody treatments, such as Leqembi and donanemab Kisunla.
Drugmaker expands manufacturing of popular prostate PET imaging agent
The move will make the Huntsman Cancer Institute the first academic medical center in the U.S. to produce Posluma, according to Blue Earth Diagnostics.
FDA clears new PET/MRI combo system from Siemens Healthineers
The Biograph One is the company's second-generation PET/MRI combo scanner—its first in 14 years.

Do clinicians want radiologists' management advice? Interviews shed some light on 'unwanted' recommendations

Clinicians only want the information they need to make treatment decisions, rather than advice on what actions they should take, the survey found.

Will PET imaging be covered alongside new Alzheimer's drugs? CMS dodges topic in new coverage decision

The recent CMS coverage determination did not make any mention of beta-amyloid PET imaging that is necessary for both diagnosing Alzheimer’s and monitoring the effectiveness of related treatments.

Two examples of PSMA-PET scans showing numerous prostate cancer metastases spread throughout the body. Many of these smaller tumors would not have been dected on previous standard-of-care imaging. Photo on left courtesy of SNMMI, right University of Chicago. #PSMAPET

PSMA-PET a more cost-effective option for patients long-term compared to standard prostate imaging

The findings support adopting F-18 DCFPyL PET/CT as the standard of care for prostate cancer staging, authors of a new Scientific Reports paper concluded.

Radioactive substances unnecessary in new method for measuring brain glucose metabolism

Rather than administering radiolabeled glucose for exams, imagers give patients a small amount of a harmless glucose solution that is said to be equivalent to a can of a carbonated drink.

Accessibility, reimbursement and other issues limit uptake of PET/CT among oncologists, survey reveals

Difficulty obtaining PET/CT scans was reported by 55% of respondents, with 21% citing this as the greatest barrier in treating classic Hodgkin lymphoma.

MRI and PET findings could guide treatment of lingering concussion symptoms

Abnormalities of the thalamus could be to blame for persistent symptoms in the months following a concussion, according to new research.

Imaging required to monitor effects of new Alzheimer's drug could inhibit its uptake

Leqembi can cause amyloid-related imaging abnormalities (ARIA), which must be assessed on imaging.

Imaging considerations included in tattoo guidelines for at-risk cancer population

Cases of mistaken malignancy have become more common as the popularity of tattoos has grown in recent years.

PET/CT

PET scans offer insight into how ketamine affects depression

Combining PET and MRI data may be key to differentiating new type of dementia

Side effect of popular Alzheimer's treatment may actually be a good sign, new PET findings suggest

Drugmaker expands manufacturing of popular prostate PET imaging agent

FDA clears new PET/MRI combo system from Siemens Healthineers