Stroke

Cardiovascular departments are playing a role in stroke interventions at numerous health systems, working as part of the stroke care team with neurologists, radiology and the emergency department. Stroke first has be be classified as ischemic or hemorrhagic. These have very different care pathways. Ischemic strokes are increasingly being treated with neurological-interventional therapy that includes catheter based mechanical thrombectomy to remove the clot. This is a more aggressive treatment compared to traditional IV administration of tissue plasminogen activator (tPA) thrombolytic therapy to dissolve the clot. Subarachnoid hemorrhage (SAH) and  intracerebral hemorrhage (ICH) brain bleeds can also be treated in some cases stent flow diverters and embolization coils. 

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Neuroimaging recedes behind other cost compilers in stroke care

Contrary to older research that showed neuroimaging emerging as the single most dominating cost contributor in ischemic stroke care for older Americans, a new study shows treatment and other line items account for bigger slices of the bill.

November 8, 2022
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VIDEO: Role of PFO closure in stroke prevention

John Carroll, MD, director of interventional cardiology and professor of medicine at the University of Colorado, explains the state of  transcatheter closure of patent foramen ovale (PFO) to prevent stroke.

October 10, 2022

Researchers awarded $37M to see if Apple Watch can lower stroke risk among AFib patients

Could wearables help AFib patients take fewer blood-thinning medications and reduce their risk of stroke? The team behind a new seven-year analysis hopes to find out. 

October 5, 2022
The Boston Scientific Sentinel embolic protection system was tested in the PROTECTED TAVR to see if it couple prevent or reduce stroke and disabling stroke numbers during TAVR. #TCT22 #TCT2022.

TAVR embolic protection devices fail to reduce stroke risk, but some cardiologists—and a leading vendor—remain encouraged

The PROTECTED TAVR results presented at TCT 2022 resulted in a mix of reactions. For some cardiologists, the slight reduction in the risk of a disabling stroke after TAVR is a positive result. For others, it was simply not enough. 

September 19, 2022

New bleeding stroke guidelines highlight several common treatments that may be ineffective

The updated document, developed by the American Heart Association and American Stroke Association, also emphasizes the potential benefits of caregiver training and MR imaging. 

May 17, 2022
Ischemic stroke CT imaging. Images courtesy of RSNA

Stroke care still lags among certain Medicare populations

Despite increases of 250% for CTA and 428% for CTP, researchers observed lower rates of neuroimaging utilization among rural residents, older individuals (80 years and above), women and Black patients.

April 27, 2022

Automated CT scoring system accurately predicts prognosis in stroke patients

The study used non-contrast CT and CT perfusion imaging to analyze agreement between an automated reader and human radiologists with differing experience levels.

February 18, 2022
The new analysis, based on data from 1.6 million patients, found that a medical marijuana prescription for chronic pain may increase a person's overall arrhythmia risk. Medical marijuana

Risk of recurrent stroke 48% higher among young marijuana users

Marijuana use can be especially harmful to young adults with a history of stroke or TIA, researchers explained. 

February 11, 2022

Around the web

Eleven medical societies have signed on to a consensus statement aimed at standardizing imaging for suspected cardiovascular infections.

Kate Hanneman, MD, explains why many vendors and hospitals want to lower radiology's impact on the environment. "Taking steps to reduce the carbon footprint in healthcare isn’t just an opportunity," she said. "It’s also a responsibility."

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