Medical Imaging

Physicians utilize medical imaging to see inside the body to diagnose and treat patients. This includes computed tomography (CT), magnetic resonance imaging (MRI), X-ray, ultrasound, fluoroscopy, angiography,  and the nuclear imaging modalities of PET and SPECT. 

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Ultrafast MRI brain scans sufficient for diagnosing stroke in a hurry

MRI scans completed in just one minute can produce images of decent enough quality to diagnose stroke as well as intracranial abnormalities in patients who can’t hold still for long, including children, according to the authors of a pilot study published online Dec. 7 in the Journal of Neurology.

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Whole-body PET/MRI shows promise for staging high-risk prostate cancer patients

Whole-body PET/MRI shows potential to provide physicians with a “one-stop-shop” for staging high-risk prostate cancer patients, according to new research published in the Journal of Nuclear Medicine.

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Functional MRI shows war veterans’ brains compensating for blast-related TBI

The brains of war veterans who have suffered blast-related mild traumatic brain injury (mTBI) appear to ward off long-term memory loss by changing connectivity across multiple regions, according to a pilot study published online Dec. 5 in Brain Imaging and Behavior.

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AI trained to detect, measure aneurysms in MRA images

A convolutional neural network (CNN) can detect and measure cerebral aneurysms in magnetic resonance angiography (MRA) images, according to findings published in the Journal of Digital Imaging.

RSNA 2018: What fMRI tells us about men with internet gaming disorder

The brains of men with internet gaming disorder (IGD) showcase issues not present in the brains of women with the same disorder, according to a study presented Nov. 28 at RSNA 2018 in Chicago.

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VR application helps patients overcome MRI anxiety, claustrophobia

Researchers from the University of Michigan (UM) have developed a virtual reality (VR) smartphone application designed to help patients avoid feeling claustrophobic by replicating what happens during an MRI.

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Diffusion-weighted MRI comparable, superior for differentiating between pulmonary lesion types

Diffusion-weighted MRI (DW-MRI) is a similar or superior imaging modality compared to fluorine 18-fluorodeoxyglucose PET/CT (18F–FDG PET/CT), for diagnosing between malignant and benign pulmonary lesions, according to the results of a meta-analysis published in Radiology.

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RSNA 2018: MRI scans reveal what football does to young athletes’ brains

Repeated blows to the head can cause changes to the brains of young football players, according to a new study presented at RSNA 2018 in Chicago.

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Around the web

Health Imaging
Nearly $800,000 settlement offered to family of man who died during MRI exam

The patient, who was being cared for in the ICU, was not accompanied or monitored by nursing staff during his exam, despite being sedated.

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.