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.

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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.

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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.

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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.

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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.

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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/MRI of FAPI radiotracer uptake in Crohn's disease

New imaging technique could change how Crohn's disease is treated

The FAPI radiotracer experts used in this research can bind specifically to the connective tissue cells that cause intestinal wall fibrosis common to Crohn's disease.

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Around the web

Cardiovascular Business
Global shortage of nuclear imaging isotopes may be over

The nuclear imaging isotope shortage of molybdenum-99 may be over now that the sidelined reactor is restarting. ASNC's president says PET and new SPECT technologies helped cardiac imaging labs better weather the storm.

Cardiovascular Business
‘A huge win’: CMS significantly increases Medicare payments for cardiac CT

CMS has more than doubled the CCTA payment rate from $175 to $357.13. The move, expected to have a significant impact on the utilization of cardiac CT, received immediate praise from imaging specialists.

Cardiovascular Business
FDA clears AI tool that flags signs of heart disease in chest CT scans

The newly cleared offering, AutoChamber, was designed with opportunistic screening in mind. It can evaluate many different kinds of CT images, including those originally gathered to screen patients for lung cancer. 

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