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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Are health screenings a wolf in sheep’s clothing?

Recently, parishioners and others have been undergoing health screenings at churches and community centers with the help of Life Line Screening, a for-profit company that partners with local hospitals and surgical centers. The company has checked more than 8 million Americans for stroke, heart, disease, and osteoporosis, according to an article published Oct. 28 by NPR.

PET: A better tactic for imaging head trauma

Imaging the inflammatory response with PET could provide more information about traumatic brain injury (TBI) than conventional CT and MRI methods, according to research presented during the Military Health System Research Symposium held in Ft. Lauderdale, Fla., Aug. 12.

Early PET/CT superior to RECIST for tipping off long-term outcomes

Undergoing a pretreatment PET/CT scan has shown to have more predictive value than conventional follow-up protocol for colorectal cancer with metastases to the liver and could be the case for other cancers, according to a study published Oct. 17 in the Journal of Nuclear Medicine.

VISN23 Selects Visage 7 for Enterprise Imaging

Visage Imaging Inc. (“Visage”), a wholly owned subsidiary of Pro Medicus Ltd. (ASX:  PME), announced today that the Visage® 7 Enterprise Imaging Platform has been selected by the VA Midwest Health Care Network (also known as Veterans Integrated Service Network 23 (VISN23)) for regional diagnostic interpretation and referring physician image access using a single, powerful enterprise viewer.  Visage will consolidate, simplify and deliver ultrafast regional image access across VISN23’s 11-hospital network serving 400,000 enrolled US Veterans.

Vizamyl approved by FDA to aid dementia diagnosis

The FDA today cleared a new PET amyloid imaging agent—F-18 flutemetamol (Vizamyl). The addition of Vizamyl provides more options for dementia experts evaluating amyloid in the brain to rule out Alzheimer’s and other neurodegenerative disease.

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A natural alternative to MRI agents?

Despite the prevalence of MRI in clinical practice, it still has one weakness: low sensitivity. This issue is usually combatted with agents injected into patients to achieve high spatial and temporal resolution. A team of École Polytechnique Fédérale de Lausanne researchers has discovered a natural compound that produces the same high resolution in contrast enhanced MRI, according to Science Daily’s “A Natural Boost for MRI Scans,” published Oct. 21 online.

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A new view: Algorithms diagnose glaucoma

Integrating patients’ personal data, medical retinal image, and genome information through AGLAIA-MIII architecture sets a holistic precedent for automatic objective glaucoma diagnosis and screening, according to a study published online March 28 in the Journal of the American Medical Informatics Association.

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High-tech MRI and genomics highlight possible origins of autism

The cognitive symptoms of autism spectrum disorder (ASD) may be due to changes in neuronal microstructures in the brain, according to a review in the October 2013 issue of Frontiers in Human Neuroscience.

Around the web

RBMA President Peter Moffatt discusses declining reimbursement rates, recruiting challenges and the role of artificial intelligence in transforming the industry.

Deepak Bhatt, MD, director of the Mount Sinai Fuster Heart Hospital and principal investigator of the TRANSFORM trial, explains an emerging technique for cardiac screening: combining coronary CT angiography with artificial intelligence for plaque analysis to create an approach similar to mammography.

A total of 16 cardiology practices from 12 states settled with the DOJ to resolve allegations they overbilled Medicare for imaging agents used to diagnose cardiovascular disease.