Gregory M. Weiner
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View article: Single-session versus staged approaches for chronic subdural hematoma treatment with middle meningeal artery embolization and evacuation surgery: a propensity score–matched analysis
Single-session versus staged approaches for chronic subdural hematoma treatment with middle meningeal artery embolization and evacuation surgery: a propensity score–matched analysis Open
OBJECTIVE Surgical evacuation is the mainstay of treatment for patients with chronic subdural hematoma (cSDH) who have symptomatic mass effect, yet it carries a recurrence risk of up to 20%. Recent randomized trials have shown that adding …
View article: Minimally Invasive Surgery vs Medical Management Alone for Intracerebral Hemorrhage
Minimally Invasive Surgery vs Medical Management Alone for Intracerebral Hemorrhage Open
Importance It remains uncertain whether surgical evacuation improves functional outcomes in patients with supratentorial intracerebral hemorrhage (ICH). Objective To compare the safety and efficacy of minimally invasive surgery with the Ar…
View article: Serial VerifyNow P2Y12 platelet reactivity units in cerebral aneurysm patients treated with ticagrelor surrounding stent-coiling or flow diversion
Serial VerifyNow P2Y12 platelet reactivity units in cerebral aneurysm patients treated with ticagrelor surrounding stent-coiling or flow diversion Open
Introduction Platelet function testing using serial VerifyNow P2Y12 platelet reactivity units (PRUs) is established for guiding clopidogrel antiplatelet therapy in cerebral aneurysm stenting procedures. However, for ticagrelor, the impact …
View article: E-043 P2Y12 platelet reactivity units (PRUs) surrounding stent-assisted coiling and flow diversion for cerebral aneurysms treated with ticagrelor
E-043 P2Y12 platelet reactivity units (PRUs) surrounding stent-assisted coiling and flow diversion for cerebral aneurysms treated with ticagrelor Open
Background Appropriate periprocedural platelet inhibition is paramount to prevent thromboembolic complications surrounding stent-assisted coiling and flow diversion of cerebral aneurysms. P2Y12-inhibitors represent the cornerstone of antip…
View article: E-083 Transradial versus transfemoral access for intraoperative cerebral angiography: procedural times, technical success and complications
E-083 Transradial versus transfemoral access for intraoperative cerebral angiography: procedural times, technical success and complications Open
Background The transfemoral access (TFA) represents the traditional route for diagnostic cerebral angiography (DCA). Over the last decade, the transradial access (TRA) has been demonstrated as a safe and effective alternative to the TFA fo…
View article: E-006 U.S. health care system-wide transition from alteplase to tenecteplase before mechanical thrombectomy: functional outcomes, early reperfusion rates, intracranial bleeding and femoral access site complications
E-006 U.S. health care system-wide transition from alteplase to tenecteplase before mechanical thrombectomy: functional outcomes, early reperfusion rates, intracranial bleeding and femoral access site complications Open
Background The third generation thrombolytic tenecteplase (TNK) is a bioengineered variant of alteplase (TPA). With its genetic modifications, it overcomes TPA´s major shortcomings resulting in a decreased plasma clearance, higher fibrin-s…
View article: Proper ophthalmic artery aneurysms
Proper ophthalmic artery aneurysms Open
Background: The ophthalmic segment of the internal carotid artery (ICA) represents a common site for cerebral aneurysms. However, aneurysms of the ophthalmic artery (OphA) itself represent rare lesions and have been associated with trauma …
View article: In-hospital mortality rates, complication rates, length of stay, and total costs of >14,000 chronic subdural hematomas treated in the U.S. between 2016 and 2020: Query of the premier health-care database
In-hospital mortality rates, complication rates, length of stay, and total costs of >14,000 chronic subdural hematomas treated in the U.S. between 2016 and 2020: Query of the premier health-care database Open
Background: With the drastically aging population in the U.S., chronic subdural hematomas (cSDHs) are projected to represent the most common neurosurgical diagnosis requiring treatment within the next two decades. There is lack of contempo…
View article: Lower complication rates associated with transradial versus transfemoral flow diverting stent placement
Lower complication rates associated with transradial versus transfemoral flow diverting stent placement Open
Background Currently, there are no large-scale studies in the neurointerventional literature comparing safety between transradial (TRA) and transfemoral (TFA) approaches for flow diversion procedures. This study aims to assess complication…
View article: Predictor of 90-day functional outcome after mechanical thrombectomy for large vessel occlusion stroke: NIHSS score of 10 or less at 24 hours
Predictor of 90-day functional outcome after mechanical thrombectomy for large vessel occlusion stroke: NIHSS score of 10 or less at 24 hours Open
OBJECTIVE Mechanical thrombectomy is the established treatment for acute ischemic stroke due to large vessel occlusion (LVO). The authors sought to identify early predictors of a favorable outcome in stroke patients treated with mechanical…
View article: Utility of platelet function testing in stent-assisted coiling of cerebral aneurysms
Utility of platelet function testing in stent-assisted coiling of cerebral aneurysms Open
Background Thromboembolic complications are the primary risks of stent-coiling of cerebral aneurysms. The utility of platelet function testing in stent-assisted aneurysm coiling remains controversial. This study aimed to assess a pharmacy-…
View article: Commentary: Embolization of a Complex Facial Arteriovenous Malformation, Balloon-Assisted Flow Arrest, and Controlled n-BCA Injection With Dextrose Push Technique: 2-Dimensional Operative Video
Commentary: Embolization of a Complex Facial Arteriovenous Malformation, Balloon-Assisted Flow Arrest, and Controlled n-BCA Injection With Dextrose Push Technique: 2-Dimensional Operative Video Open
Goren, Oded MD; Foreman, Paul M MD; Griessenauer, Christoph J MD; Dalal, Shamsher S MD; Weiner, Gregory MD; Schirmer, Clemens M MD, PhD Author Information
View article: Commentary: Double-Barrel Extracranial–Intracranial Bypass and Trapping of Dolichoectatic Middle Cerebral Artery Aneurysms: 3-Dimensional Operative Video
Commentary: Double-Barrel Extracranial–Intracranial Bypass and Trapping of Dolichoectatic Middle Cerebral Artery Aneurysms: 3-Dimensional Operative Video Open
Schirmer, Clemens M MD, PhD; Griessenauer, Christoph J MD, MPH; Dalal, Shamsher S MD; Weiner, Gregory MD; Goren, Oded MD Author Information
View article: Outcomes of Interventional-MRI Versus Microelectrode Recording-Guided Subthalamic Deep Brain Stimulation
Outcomes of Interventional-MRI Versus Microelectrode Recording-Guided Subthalamic Deep Brain Stimulation Open
In deep brain stimulation (DBS) of the subthalamic nucleus (STN) for Parkinson's disease (PD), there is debate concerning the use of neuroimaging alone to confirm correct anatomic placement of the DBS lead into the STN, versus the use of m…
View article: Use of the Apollo detachable-tip microcatheter for endovascular embolization of arteriovenous malformations and arteriovenous fistulas
Use of the Apollo detachable-tip microcatheter for endovascular embolization of arteriovenous malformations and arteriovenous fistulas Open
OBJECTIVE Liquid embolic agents have revolutionized endovascular management of arteriovenous malformations (AVMs) and arteriovenous fistulas (AVFs). Nonetheless, since 2005, the US FDA has received more than 100 reports of microcatheter br…
View article: Seeing Is Believing: Headway27 as a Highly Visible and Versatile Microcatheter with Ideal Dimensions for Stroke Thrombectomy
Seeing Is Believing: Headway27 as a Highly Visible and Versatile Microcatheter with Ideal Dimensions for Stroke Thrombectomy Open
Introduction: Microcatheter selection is an infrequent focus of stroke thrombectomy technique evaluation. The Headway27 microcatheter strikes an excellent balance of microcatheter dimensions (156 cm length, 2.6 Fr distal OD, ID 0.027 inche…
View article: Stent Reconstruction of Carotid Tonsillar Loop Dissection Using Telescoping Peripheral Stents
Stent Reconstruction of Carotid Tonsillar Loop Dissection Using Telescoping Peripheral Stents Open
Background: Endovascular treatment options for internal carotid artery (ICA) dissection with tandem intracranial occlusion are evolving. We report 2 cases of stent reconstruction of carotid loop dissections. Methods: Two patients with symp…
View article: Limitations of multidetector computed tomography angiography for the diagnosis of blunt cerebrovascular injury
Limitations of multidetector computed tomography angiography for the diagnosis of blunt cerebrovascular injury Open
OBJECTIVE Blunt cerebrovascular injuries (BCVIs) following trauma carry risk for morbidity and mortality. Since patients with BCVI are often asymptomatic at presentation and neurological sequelae often occur within 72 hours, timely diagnos…
View article: Septoplasty: Scepter Balloon Angioplasty for Vasospasm after Aneurysmal Subarachnoid Hemorrhage
Septoplasty: Scepter Balloon Angioplasty for Vasospasm after Aneurysmal Subarachnoid Hemorrhage Open
Introduction: Balloon angioplasty can be a requisite approach for the treatment of symptomatic and/or severe vasospasm. Dual-lumen microcatheter balloons have multiple potential advantages for this indication including accommodating a 0.01…
View article: Prophylactic Antiepileptics and Seizure Incidence Following Subarachnoid Hemorrhage
Prophylactic Antiepileptics and Seizure Incidence Following Subarachnoid Hemorrhage Open
Background and Purpose— The utility of prophylactic antiepileptic drug (AED) administration after spontaneous subarachnoid hemorrhage remains controversial. AEDs have not clearly been associated with a reduction in seizure incidence and ha…