Alteplase for Posterior Circulation Ischemic Stroke at 4.5 to 24 Hours Results A total of 234 patients were enrolled; 117 were assigned to the alteplase group and 117 to the standard-treatment group.

Doctors should use a diffusion MRI scan to diagnose stroke instead of a CT scan, according to a new guideline from the American Academy of Neurology. The guideline is published in the July 13 ...

Portable MRI as a Tissue Clock for Acute Ischemic Stroke: Multi-Site Study to be Published in August 2024 Edition of Annals of Neurology Shows the Value of the Ultra-Low-Field Swoop® Portable MR ...

Each patient had conventional MRI scans to confirm a diagnosis of ischemic stroke. They were then scanned with the portable MRI machine, which could accurately detect brain blood clots in 90 ...

GUILFORD, Conn., July 15, 2024--Study publishing in August 2024 edition of Annals of Neurology shows the value of the Swoop portable MRI system in acute stroke diagnosis ...

The AAN now recommends diffusion-weighted MRI (DWI) over CT for diagnosis of acute ischemic stroke (AAN Level A recommendation), estimating its sensitivity at 80%-90% in patients presenting to the ...

An ischemic stroke is a medical emergency caused by a blockage in a blood vessel that supplies blood to a region of the brain. Symptoms may include facial drooping, limb weakness on one side, and ...

In the WAKE-UP (Efficacy and Safety of MRI-based Thrombolysis in Wake-Up Stroke) trial, 503 patients with a time of onset of disabling acute ischemic stroke that was unclear, but greater than 4.5 ...

Perfusion imaging with MR has been validated in animal models and in clinical stroke studies. [30, 35, 36, 43, 46, 49, 50, 51, 52, 53, 54] Validation studies of perfusion imaging by CT have been ...

Advanced Neuroimaging to Guide Stroke Therapy The development and availability of CT and MRI methods has spurred efforts to use physiology to help guide the treatment of acute ischemic stroke ...