Results 121 to 130 of about 37,513 (258)

Cryptogenic Perirolandic Brain Abscess in an Otherwise Healthy Young Man

open access: yesClinical Case Reports, Volume 14, Issue 5, May 2026.
ABSTRACT A previously healthy 19‐year‐old male presented with 1 day of transient right‐sided weakness, numbness, and gait disequilibrium after recent self‐limited sinonasal symptoms and minor nasal trauma with epistaxis. He was afebrile but with focal deficits, leukocytosis, and elevated C‐reactive protein.
Mazen Taman   +4 more
wiley   +1 more source

Chronic Subdural Hematoma in a Patient With Long‐Standing Syphilis

open access: yesClinical Case Reports, Volume 14, Issue 5, May 2026.
ABSTRACT Chronic subdural hematoma can rarely occur in younger adults without trauma or coagulopathy. Comprehensive imaging to exclude vascular malformations, combined with burr hole evacuation and middle meningeal artery embolization, can achieve excellent outcomes.
Jose Marino   +3 more
wiley   +1 more source

Horizontal Heart Orientation as a Mechanistic Contributor to Platypnea–Orthodeoxia Syndrome in Patent Foramen Ovale

open access: yesClinical Case Reports, Volume 14, Issue 5, May 2026.
ABSTRACT Altered cardiac orientation in the presence of a patent foramen ovale (PFO) can contribute to platypnea–orthodeoxia syndrome (POS) and unexplained hypoxemia. In such cases, consideration of PFO closure may lead to significant clinical improvement.
Bijeta Keisham   +8 more
wiley   +1 more source

Jointly Learned 3D Non‐Cartesian Sampling With Wave Encoding and Reconstruction for Neurovascular Phase Contrast MRI

open access: yesMagnetic Resonance in Medicine, Volume 95, Issue 5, Page 2554-2567, May 2026.
ABSTRACT Purpose To develop accelerated 3D phase contrast (PC) MRI using jointly learned wave encoding and reconstruction. Methods Pseudo‐fully sampled neurovascular 4D flow data (N = 40) and a simulation framework were used to learn phase encoding locations, wave readout parameters, and model‐based reconstruction network (MoDL) for a rapid 3D PC scan (
Chenwei Tang   +7 more
wiley   +1 more source

Rare co-occurrence of dural arteriovenous fistula and arteriovenous malformation with bilateral subcortical and basal ganglia calcification [PDF]

open access: yes, 2012
The present study describes the imaging findings in a patient with dural arteriovenous fistula (AVR) and arteriovenous malformation (AVM) with bilateral subcortical and basal ganglia calcification.
Azeemuddin, Muhammed   +4 more
core   +1 more source

Clinicopathological significance of loss of Y chromosome in male meningiomas

open access: yesThe Journal of Pathology, Volume 269, Issue 1, Page 125-137, May 2026.
Abstract Male meningiomas, comprising approximately 30% of all meningiomas, are more frequently high‐grade and associated with poorer clinical outcomes compared to their female counterparts. Although Y chromosome alterations have been studied in various male‐predominant tumors, a limited number of studies have evaluated their role in meningiomas.
Maki Sakaguchi   +7 more
wiley   +1 more source

Understanding Neurosurgery Through Experimental and Computer Models [PDF]

open access: yes, 2008
Endovascular neurosurgery is an evolving field, with the goal of treating neurological disease with minimal invasion of the body. The current approach is to deliver focused therapies via catheters traveling through the vascular tree.
Pandey MD, Aditya S.   +2 more
core   +1 more source

Biofabrication of Endothelialized, Intrinsically Vascularized 3D‐Printed Recombinant Spider Silk Scaffolds

open access: yesAdvanced Healthcare Materials, Volume 15, Issue 16, 24 April 2026.
This study evaluates 3D‐printed recombinant spider silk hydrogel eADF4(C16)‐RGD in a rat AV loop model for tissue engineering. Constructs with T17b endothelial progenitor cells showed enhanced vascularization and biodegradation. Results highlight the importance of scaffold design and cellular integration in improving vascular density and overall ...
Claire M. Weinhold   +9 more
wiley   +1 more source

Mind the Litter: The Critical Role of Intralitter Variables in Reproductive and Developmental Toxicology Research

open access: yesBirth Defects Research, Volume 118, Issue 4, April 2026.
ABSTRACT Background Animal models remain essential for understanding developmental toxicology, providing insights into how in utero exposures affect fetal and placental outcomes. Litter‐bearing species are widely used due to their efficiency and reproducibility, but conventional approaches often summarize outcomes at the litter level, masking ...
Lauren T. L. Brown   +4 more
wiley   +1 more source

Acute Hemiparesis in a Child as a Presenting Symptom of Hemispheric Cerebral Proliferative Angiopathy

open access: yesCase Reports in Neurological Medicine, 2013
A 9-year-old girl with a several-month history of unilateral intermittent headaches presented to the hospital with worsening headaches and unsteadiness.
J. J. Gold, J. R. Crawford
doaj   +1 more source

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