Approximately 20% of ischemic strokes involve the posterior circulation, primarily supplied by the vertebrobasilar system. While much is known about the stroke risk of vertebrobasilar stenotic disease ...

Introduction/Purpose Headache is a nearly universal and often disabling symptom in the acute phase of aneurysmal subarachnoid hemorrhage (aSAH), yet it remains inadequately managed, often requiring ...

Background Previous studies suggest that it may be inappropriate to determine treatment strategies solely based on the degree of stenosis for patients with intracranial atherosclerotic stenosis (ICAS) ...

Introduction Refractory headache is a common and frequently disabling disorder, affecting 2–12 million patients each year in the US alone. This case series provides initial insight into the safety and ...

Background Endovascular embolization using liquid embolic agents (LEAs) is frequently applied for the treatment of intracranial vascular malformations. Appropriate visibility of LEAs during ...

Background and Purpose Embolization is the first-line treatment for dural arteriovenous fistulas (dAVF). The precipitating hydrophobic injectable liquid (PHIL) embolic agent is a non-adhesive ...

Background and purpose Aneurysm recurrence is the primary limitation of endovascular coiling treatment for cerebral aneurysms. Coiling is currently quantified by a volumetric porosity measure called ...

Correspondence to Dr Alexander L Coon, Department of Neurosurgery, Johns Hopkins University School of Medicine, The Johns Hopkins Hospital, 1800 Orleans Street, Zayed 6115E, Baltimore, MD 21287, USA; ...

Introduction/Purpose SENDit technology (Penumbra Inc, Alameda CA) is a novel supple, tapered obturator used instead of a microcatheter to bring up the RED72 aspiration catheter during endovascular ...

Background Transverse sinus stenosis (TSS) and sigmoid sinus wall anomalies (SSWAs) are the most common causes of pulsatile tinnitus (PT). While these conditions may co-occur, they usually require ...

Correspondence to Dr Sunil A Sheth, Department of Neurology, University of Texas Health Sciences Center, Houston, Texas-77030, USA; Sunil.a.sheth{at}uth.tmc.edu Background Endovascular thrombectomy ...