Results 91 to 100 of about 87,414 (288)

ASL 4D MRA Intracranial Vessel Segmentation With Deep Learning U‐Nets

open access: yesMagnetic Resonance in Medicine, Volume 95, Issue 4, Page 2384-2396, April 2026.
ABSTRACT Purpose To propose a spatio‐temporal U‐Net based network (4DST) that exploits both spatial and dynamic information while avoiding memory‐intensive 4D convolutional layers for ASL‐based non‐contrast enhanced 4‐dimensional MR angiography (4D MRA) vessel segmentation.
Sang Hun Chung   +7 more
wiley   +1 more source

Human Cyclophilins—An Emerging Class of Drug Targets

open access: yesMedicinal Research Reviews, Volume 46, Issue 2, Page 475-512, March 2026.
ABSTRACT Cyclophilins are a family of enzymes with peptidyl‐prolyl isomerase activity found in all cells of all organisms. To date, 17 cyclophilin isoforms have been identified in the human body, participating in diverse biological processes. Consequently, cyclophilins have emerged as promising targets for drug development to address a wide array of ...
Katarina Jurkova   +3 more
wiley   +1 more source

Pain Management in Aneurysmatic Subarachnoid Haemorrhage: A Survey of Nordic Physicians

open access: yesActa Anaesthesiologica Scandinavica, Volume 70, Issue 3, March 2026.
ABSTRACT Background Headache caused by aneurysmatic subarachnoid hemorrhage (aSAH) is often severe and may persist long after the ictus. Pharmacological pain management can be challenging due to poor efficacy or adverse effects. Multimodal pharmacotherapy is often required. Lack of guidelines and good quality clinical studies on pain management has led
Hanna Sariola   +14 more
wiley   +1 more source

Expert-level detection of acute intracranial hemorrhage on head computed tomography using deep learning. [PDF]

open access: yes, 2019
Computed tomography (CT) of the head is used worldwide to diagnose neurologic emergencies. However, expertise is required to interpret these scans, and even highly trained experts may miss subtle life-threatening findings. For head CT, a unique challenge
Hӓne, Christian   +4 more
core  

An analysis of 1256 cases of sporadic ruptured cerebral aneurysm in a single Chinese institution [PDF]

open access: yes, 2014
Background: To review the epidemiology of sporadic ruptured cerebral aneurysm. Methods: This is a retrospective study of consecutive 1256 Chinese patients between January 2006 and January 2013, who were admitted to the Second Hospital of Hebei Medical ...
Lihong Zhang   +6 more
core   +2 more sources

Noradrenergic and cholinergic innervation of the normal human heart and changes associated with cardiomyopathy

open access: yesThe Anatomical Record, Volume 309, Issue 2, Page 417-450, February 2026.
Abstract Autonomic nerves are crucial in cardiac function and pathology. However, data on the distribution of cholinergic and noradrenergic nerves in normal and pathologic human hearts is lacking. Nonfailing donor hearts were pressure‐perfusion fixed, imaged, and dissected. Left ventricular cardiomyopathy samples were also obtained.
Peter Hanna   +16 more
wiley   +1 more source

Prevention of Postoperative Delirium in Patients Undergoing Elective Surgery Using Multicomponent Interventions: A Systematic Review and Meta‐Analysis of Randomized Controlled Trials

open access: yesBrain and Behavior, Volume 16, Issue 2, February 2026.
We combined results from 11 high‐quality clinical trials involving 3857 older patients having planned surgery. Using a bundle of care methods significantly reduced the risk of developing delirium after surgery by 29%. The effect was stronger in studies from Eastern countries compared to Western ones.
Xu Yang, Huachun Zhang, Sheng Peng
wiley   +1 more source

Morphological Characteristics of Intracranial Aneurysms and Applicability of CT Angiography in Risk Assessment of Rupture

open access: yesCT Lilun yu yingyong yanjiu
Objective: To explore the application value and morphological characteristics of CT angiography (CTA) in the risk assessment of intracranial aneurysm rupture.
Qian WANG, Shikui SHI
doaj   +1 more source

The Incidence of Berry Aneurysm in the Iranian Population: An Autopsy Study [PDF]

open access: yes
Intracranial berry aneurysms are the most common kind of aneurysms in the brain, and are caused by head trauma in 1% of cases. They may remain asymptomatic for a long time or may rupture and cause intracranial hemorrhage.
افشاریان, تهمینه   +3 more
core  

Intraoperative Neurophysiological Monitoring for Endoscopic Endonasal Approaches to the Skull Base: A Technical Guide. [PDF]

open access: yes, 2016
Intraoperative neurophysiological monitoring during endoscopic, endonasal approaches to the skull base is both feasible and safe. Numerous reports have recently emerged from the literature evaluating the efficacy of different neuromonitoring tests during
Doan, Adam T.   +6 more
core   +3 more sources

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