Neuroimaging

Neuroradiology is a branch of medical imaging focused on spotting abnormalities of the central and peripheral nervous system, spine, head and neck. These highly trained doctors use CT, MRI, X-ray and other techniques to diagnose strokes, tumors, aneurysms and other neurological conditions.

stroke

70% of ‘mini-stroke’ patients imaged incompletely, risking full-on stroke

Emergency patients diagnosed with transient ischemic attack are supposed to receive, per multiple society guidelines, a complete imaging workup as soon as possible—preferably within 48 hours of ED discharge.

June 22, 2022
Ischemic stroke CT scan showing color coded blood flow for early and later arterial and venous contrast phases and areas of blocked blood flow. Image courtesy of RSNA

Disparities evident as CT stroke imaging rises sharply over 7-year period

Utilization of head CT perfusion (CTP) for imaging stroke patients spiked 428% between 2012 and 2019. Curiously, the uptrend was associated with higher mortality up to a year after discharge.

April 25, 2022
An example of a positive amyloid plaque PET nuclear brain scan. these tests can help identify Alzheimer's patients earlier so they can be prescribed drugs to treat the condition.

CMS coverage decision for Alzheimer's drug, related PET scans sparks concern in imaging community

In a statement released on April 14, MITA cautioned that the coverage decision will “severely limit patient access” to amyloid PET diagnostics and anti-amyloid monoclonal antibodies treatment.

April 18, 2022
Stroke - head with text

FDA warns providers about potential misuse of imaging-based software for stroke triage

Physicians may not be aware of such devices' intended use, with potential for misdiagnosis resulting in patient injury or death, the agency announced. 

April 12, 2022
Concussion brain

Hyperfine doling out thousands of free brain MRIs, RSNA21’s final tallies, plus more vendor news

Also, Royal Philips expands through acquisition, U.K. antitrust regulators investigating Microsoft's acquisition of Nuance, and Fujifilm installs an MRI scanner in an NFL stadium. 

December 20, 2021
stroke

Mobile stroke units improve patient outcomes, reduce risk of disability

Researchers tracked data from more than 1,000 patients who received care from 2014 to 2020. 

March 19, 2021

Around the web

"This was an unneeded burden, which was solely adding to the administrative hassles of medicine," said American Society of Nuclear Cardiology President Larry Phillips.

SCAI and four other major healthcare organizations signed a joint letter in support of intravascular ultrasound. 

The newly approved AI models are designed to improve the detection of pulmonary embolisms and strokes in patients who undergo CT scans.

Trimed Popup
Trimed Popup