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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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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SBRT found most effective for treating ground glass nodule patients

New research suggests clinicians should increase follow-up times for evaluating ground-glass nodules (GGNs) found on CT from one to three years, according to a study published in Radiology.

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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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MRI ‘elastic’ imaging agent requires less contrast medium

“We need new, improved methods in which as few contrast agents as possible affect as much of the signal-emitting substance, which is typically water," said study author Leif Schröder, PhD, a researcher at the Leibniz Research Institute of Molecular Pharmacology (FMP) in Berlin.

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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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Ultrasound detects more Zika-related brain injuries in infants than MRI

Prenatal and postnatal ultrasonography alone—compared to combining the modality with MRI—was found to detect the most abnormal cases of Zika virus-related brain injury in infants and unborn fetuses, according to new research published online Nov. 26 in JAMA Pediatrics.

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RSNA 2018: Cryoablation shows early effectiveness for low-risk breast cancer treatment

Cryoablation—commonly called cryotherapy—demonstrated early effectiveness in treating women with low-risk breast cancer, reported researchers during a Nov. 29 session at RSNA’s 2018 Annual Meeting.

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Young football players at risk of brain nerve fiber damage

Football has been in the spotlight in recent years due to numerous studies revealing the toll repeated hits to the head take on the brain. New research presented Thursday, Nov. 29, at RSNA’s 2018 Annual Meeting added to that focus, finding the sport may damage brain fibers in young football players.