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Cerebral Vasospasm After Subarachnoid Hemorrhage

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Distribution of sickle cell disease and assessment of risk factors based on transcranial Doppler values in the Gulf region.

Yasser Wali, Vishwanatha Kini, Mohamed A Yassin,

Background/Objective: Stroke is a potentially fatal complication of sickle cell disease (SCD). Transcranial Doppler (TCD) is useful at identifying increased risk of stroke in children with SCD and vasospasm after subarachnoid hemorrhage. The main aim of this study was to determine the proportion of patients with SCD in the Gulf ... Read more >>

Hematology (Hematology (Amsterdam, Netherlands))
[2020, 25(1):55-62]

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Effect of Intra-arterial Nimodipine on Cerebral Oxygen Saturation and Systemic Hemodynamic Indices in Patients With Cerebral Vasospasm: A Prospective Cohort Study.

Kamath Sriganesh, Sudhir Venkataramaiah, Sangeetha R Palaniswamy, Arvinda H Ramalingaiah,

BACKGROUND:Intra-arterial nimodipine (IaN) is used in the management of cerebral vasospasm after aneurysmal subarachnoid hemorrhage (aSAH). The impact of IaN therapy on regional cerebral oxygen saturation (rScO2) assessed by near infra-red spectroscopy, and dynamic cardiac indices, is currently unknown. This study assessed the effect of IaN on rScO2 and systemic ... Read more >>

J Neurosurg Anesthesiol (Journal of neurosurgical anesthesiology)
[2020, 32(2):177-181]

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Milrinone for refractory cerebral vasospasm with delayed cerebral ischemia.

Yasser B Abulhasan, Johanna Ortiz Jimenez, Jeanne Teitelbaum, Gabrielle Simoneau, Mark R Angle,

OBJECTIVE:Intravenous (IV) milrinone is a promising option for the treatment of cerebral vasospasm with delayed cerebral ischemia (DCI) after aneurysmal subarachnoid hemorrhage (aSAH). However, data remain limited on the efficacy of treating cases that are refractory to standard therapy with IV milrinone. The aim of this study was to determine ... Read more >>

J. Neurosurg. (Journal of neurosurgery)
[2020, :1-12]

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Temporal Relationship between Hyponatremia and Development of Cerebral Vasospasm in Aneurysmal Subarachnoid Hemorrhage Patients: A Retrospective Observational Study.

César E Escamilla-Ocañas, Chethan P Venkatasubba Rao, Eric Bershad, Rahul Damani,

BACKGROUND:Hyponatremia is a common complication after aneurysmal subarachnoid hemorrhage (aSAH). Previous studies have reported an association between hyponatremia and vasospasm, however whether hyponatremia directly contributes to the pathogenesis of cerebral vasospasm (CVS), or is a by-product is still unclear. The aim of this study was to explore an association between ... Read more >>

J Stroke Cerebrovasc Dis (Journal of stroke and cerebrovascular diseases : the official journal of National Stroke Association)
[2020, :104789]

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The Impact of Propolis Factor Caffeic Acid Phenethyl-Ester on the Cerebral Vasospasm and Early Brain Damage in the Exparimentally Induced Subarachnoid Hemorrhage on Rats.

Mahmut Necdet Palaz, Emrah Akcay,

AIM:CAPE, a phenolic compound, besides being one of the biologically active components of propolis, is a compound with antioxidant, antiinflammatory, antiviral, reperfusion damage prevention, immune stimulant and carcinostatic, anticancer properties. The aim of this study was to investigate the possible effects of CAPE on cerebral vasospasm and early brain injury, ... Read more >>

World Neurosurg (World neurosurgery)
[2020, :]

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Correlation between Arteriole Membrane Potential and Cerebral Vasospasm after Subarachnoid Hemorrhage in Rats.

Dong Zhao, Xuejun He, Luna Liu, Qi Liu, Hui Xu, Yunxiang Ji, Licang Zhu, Ganggang Wang, Jian Xu, Yezhong Wang,

Objectives:Microvessel constriction plays an important role in delayed cerebral ischemia after aneurismal subarachnoid hemorrhage (SAH). This constriction has been demonstrated in both animal model and clinical operation. The present study examined the time-related membrane potential (Em) alteration of arterioles isolated from SAH model rats and the correlation between the potential ... Read more >>

Neurol India (Neurology India)
[2020, :]

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Age dependency and modification of the Subarachnoid Hemorrhage Early Brain Edema Score.

Michael Eibach, Sae-Yeon Won, Markus Bruder, Fee Keil, Eva Herrmann, Joachim Berkefeld, Volker Seifert, Juergen Konczalla,

OBJECTIVE:The Subarachnoid Hemorrhage Early Brain Edema Score (SEBES) system measures cerebral edema on CT and can be used to predict outcome after subarachnoid hemorrhage (SAH). The authors developed a modified SEBES (SEBES 6c) and assessed whether it could predict outcome after SAH better than the SEBES. Furthermore, they verified the ... Read more >>

J. Neurosurg. (Journal of neurosurgery)
[2020, :1-7]

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Trehalose decreases blood clotting in the cerebral space after experimental subarachnoid hemorrhage.

Nobuyuki Shimohata, Ryosuke Echigo, Kensuke Karatsu, Saori Uchikawa, Shigeki Suzuki, Ung-Il Chung, Nobuo Sasaki, Manabu Mochizuki,

Subarachnoid hemorrhage (SAH) frequently results in several serious complications, such as cerebral vasospasm. We previously reported the effect of trehalose on vasospasm, inflammatory responses, and lipid peroxidation induced by blood exposure. Herein, to further elucidate the mechanism of action of trehalose, we investigated whether or not post-administration of trehalose can ... Read more >>

J. Vet. Med. Sci. (The Journal of veterinary medical science)
[2020, :]

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Scepter XC Balloon Angioplasty for Vasospasm Following Ruptured Aneurysm: Single-Center Experience and Results

Ching-Chang Chen, Chun-Ting Chen, Alvin Wang, Yi-Ming Wu, Shy-Chyi Chin, Po-Chuan Hsieh, Mun-Chun Yeap, Shih-Yuan Hsu, Ya-Jui Lin,

<title>Abstract</title> <p> Background: Cerebral vasospasm still results in high morbidity and mortality rates in patients after aneurysmal subarachnoid hemorrhage (SAH). The aim of this study was to establish a protocol for the management of vasospasm and demonstrate our experience of angioplasty using the Scepter XC balloon catheter. Methods: ... Read more >>

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Genetic Variability and Trajectories of DNA Methylation May Support a Role for HAMP in Patient Outcomes After Aneurysmal Subarachnoid Hemorrhage.

Lacey W Heinsberg, Annie I Arockiaraj, Elizabeth A Crago, Dianxu Ren, John R Shaffer, Paula R Sherwood, Susan M Sereika, Daniel E Weeks, Yvette P Conley,

BACKGROUND/OBJECTIVE:Preclinical evidence suggests that iron homeostasis is an important biological mechanism following aneurysmal subarachnoid hemorrhage (aSAH); however, this concept is underexplored in humans. This study examined the relationship between patient outcomes following aSAH and genetic variants and DNA methylation in the hepcidin gene (HAMP), a key regulator of iron homeostasis. ... Read more >>

Neurocrit Care (Neurocritical care)
[2020, 32(2):550-563]

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Symptomatic Cerebral Hyperperfusion After Cerebral Vasospasm Associated with Aneurysmal Subarachnoid Hemorrhage.

Hiroyuki Sakata, Hidenori Endo, Miki Fujimura, Kuniyasu Niizuma, Teiji Tominaga,

BACKGROUND:Cerebral hyperperfusion syndrome, which carries a potential risk of intracranial hemorrhage, is a rare and overlooked condition in the setting of subarachnoid hemorrhage (SAH). CASE DESCRIPTION:A 72-year-old female presenting with SAH underwent clipping of a ruptured aneurysm of the left middle cerebral artery. On post-SAH day 7, the patient exhibited ... Read more >>

World Neurosurg (World neurosurgery)
[2020, 137:379-383]

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The Role of Sartans in the Treatment of Stroke and Subarachnoid Hemorrhage: A Narrative Review of Preclinical and Clinical Studies.

Stefan Wanderer, Basil E Grüter, Fabio Strange, Sivani Sivanrupan, Stefano Di Santo, Hans Rudolf Widmer, Javier Fandino, Serge Marbacher, Lukas Andereggen,

Background: Delayed cerebral vasospasm (DCVS) due to aneurysmal subarachnoid hemorrhage (aSAH) and its sequela, delayed cerebral ischemia (DCI), are associated with poor functional outcome. Endothelin-1 (ET-1) is known to play a major role in mediating cerebral vasoconstriction. Angiotensin-II-type-1-receptor antagonists such as Sartans may have a beneficial effect after aSAH by ... Read more >>

Brain Sci (Brain sciences)
[2020, 10(3):]

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Non-steroidal anti-inflammatory drugs in the pathophysiology of vasospasms and delayed cerebral ischemia following subarachnoid hemorrhage: a critical review.

Peter Solar, Zdenek Mackerle, Marek Joukal, Radim Jancalek,

Aneurysmal subarachnoid hemorrhage (aSAH) is a life-threatening condition associated with the development of early brain injury (EBI) and delayed cerebral ischemia (DCI). Pharmacological treatment of vasospasm following aSAH currently mainly comprises nimodipine administration. In the past few years, many drugs that can potentially benefit cases of subarachnoid hemorrhage have become ... Read more >>

Neurosurg Rev (Neurosurgical review)
[2020, :]

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Temporal patterns of inflammatory biomarkers measured in the cerebrospinal fluid of patients with aneurysmal subarachnoid hemorrhage using multiplex Proximity Extension Assay technology.

Pavlos Vlachogiannis, Lars Hillered, Per Enblad, Elisabeth Ronne-Engström,

<title>Abstract</title> <p> Background Neuroinflammation has been extensively studied in the context of subarachnoid hemorrhage (SAH) in recent years. A common approach is correlation of levels of single or few inflammatory biomarkers with clinical parameters such as cerebral vasospasm and outcome. However, the complexity of the inflammatory response post ... Read more >>

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Elevated Systemic IL-10 Levels Indicate Immunodepression Leading to Nosocomial Infections after Aneurysmal Subarachnoid Hemorrhage (SAH) in Patients.

Shafqat Rasul Chaudhry, Ulf Dietrich Kahlert, Thomas Mehari Kinfe, Alf Lamprecht, Mika Niemelä, Daniel Hänggi, Sajjad Muhammad,

BACKGROUND:Aneurysmal subarachnoid hemorrhage (SAH) is a highly complex disease with very high mortality and morbidity. About one-third of SAH patients suffer from systemic infections, predominantly pneumonia, that can contribute to excess mortality after SAH. Immunodepression is probably the most important mechanism leading to infections. Interleukin-10 (IL-10) is a master regulator ... Read more >>

Int J Mol Sci (International journal of molecular sciences)
[2020, 21(5):]

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Atorvastatin reduces cerebral vasospasm and infarction after aneurysmal subarachnoid hemorrhage in elderly Chinese adults.

Junhui Chen, Mingchang Li, Xun Zhu, Lei Chen, Shuo Yang, Chunlei Zhang, Ting Wu, Xiaoyan Feng, Yuhai Wang, Qianxue Chen,

We explored whether acute atorvastatin treatment would improve clinical outcomes and reduce the incidence of cerebral vasospasm after aneurysmal subarachnoid hemorrhage in elderly Chinese adults. Patients (60 to 90 years old) were admitted to intensive care units after surgery to clip or embolize their aneurysms. We assessed 592 patients and ... Read more >>

Aging (Albany NY) (Aging)
[2020, 12(3):2939-2951]

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The association between serum adipocyte fatty acid-binding protein and 3-month disability outcome after aneurysmal subarachnoid hemorrhage.

Yong-Gang Luo, Bing Han, Tong-Wen Sun, Xianzhi Liu, Jun Liu, Jun Zhang,

BACKGROUND:Adipocyte fatty acid-binding protein (FABP4) is an adipokine that plays an important role in development of cardiovascular and metabolic diseases. The aim of this study was to assess the 3-month prognostic value of serum levels of FABP4 in Chinese patients with aneurysmal subarachnoid hemorrhage (aSAH) on hospital admission. METHODS:This was ... Read more >>

J Neuroinflammation (Journal of neuroinflammation)
[2020, 17(1):66]

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Bedside Sonographic Duplex Technique as a Monitoring Tool in Patients after Decompressive Craniectomy: A Single Centre Experience.

Habib Bendella, Joachim Spreer, Alexander Hartmann, Alhadi Igressa, Marc Maegele, Rolf Lefering, Makoto Nakamura,

BACKGROUND AND OBJECTIVES:Bedside sonographic duplex technique (SDT) may be used as an adjunct to cranial computed tomography (CCT) to monitor brain-injured patients after decompressive craniectomy (DC). The present study aimed to assess the value of SDT in repeated measurements of ventricle dimensions in patients after DC by comparing both techniques. ... Read more >>

Medicina (Kaunas) (Medicina (Kaunas, Lithuania))
[2020, 56(2):]

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Delayed Cerebral Infarction is Systematically Associated with a Cerebral Vasospasm of Large Intracranial Arteries.

Jonathan Brami, Benjamin Chousterman, Grégoire Boulouis, Matthieu Le Dorze, Melinda Majlath, Jean-Pierre Saint-Maurice, Vittorio Civelli, Sébastien Froelich, Emmanuel Houdart, Marc-Antoine Labeyrie,

BACKGROUND:Whether delayed cerebral infarction (DCIn) after aneurysmal subarachnoid hemorrhage (aSAH) is driven by large artery vasospasm is still controversial. OBJECTIVE:To study the association between DCIn and vasospasm by using quantitative assessment of vasospasm up to distal arteries with time and territorial-based correlation. METHODS:Clinical and imaging data of 392 patients with ... Read more >>

Neurosurgery (Neurosurgery)
[2020, 86(2):E175-E183]

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Automated Grading of Cerebral Vasospasm to Standardize Computed Tomography Angiography Examinations After Subarachnoid Hemorrhage.

Axel Neulen, Svenja Kunzelmann, Michael Kosterhon, Tobias Pantel, Maximilian Stein, Manfred Berres, Florian Ringel, Marc A Brockmann, Carolin Brockmann, Sven R Kantelhardt,

Background: Computed tomography angiography (CTA) is frequently used with computed tomography perfusion imaging (CTP) to evaluate whether endovascular vasospasm treatment is indicated for subarachnoid hemorrhage patients with delayed cerebral ischemia. However, objective parameters for CTA evaluation are lacking. In this study, we used an automated, investigator-independent, digital method to detect ... Read more >>

Front Neurol (Frontiers in neurology)
[2020, 11:13]

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Effect of Locally Delivered Nimodipine Microparticles on Spreading Depolarization in Aneurysmal Subarachnoid Hemorrhage.

Andrew P Carlson, Amal Alchbli, Daniel Hänggi, R Loch Macdonald, C William Shuttleworth,

BACKGROUND:Recurrent spreading depolarizations (SDs) occur in patients after aneurysmal subarachnoid hemorrhage (aSAH), resulting in metabolic stress to brain. These events are closely associated with delayed cerebral ischemia. Preclinical data suggest that the beneficial effect of nimodipine demonstrated in clinical trials may be related to inhibition of SD rather than limitation ... Read more >>

Neurocrit Care (Neurocritical care)
[2020, :]

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Essential Noninvasive Multimodality Neuromonitoring for the Critically Ill Patient.

Frank A Rasulo, Tommaso Togni, Stefano Romagnoli,

This article is one of ten reviews selected from the Annual Update in Intensive Care and Emergency Medicine 2020. Other selected articles can be found online at https://www.biomedcentral.com/collections/annualupdate2020. Further information about the Annual Update in Intensive Care and Emergency Medicine is available from http://www.springer.com/series/8901. ... Read more >>

Crit Care (Critical care (London, England))
[2020, 24(1):100]

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Morphological changes of intracranial pressure quantifies vasodilatory effect of verapamil to treat cerebral vasospasm.

Xiuyun Liu, Jeffrey R Vitt, Steven W Hetts, Koa Gudelunas, Nhi Ho, Nerissa Ko, Xiao Hu,

INTRODUCTION:After aneurysmal subarachnoid hemorrhage (SAH), both proximal and distal cerebral vasospasm can contribute to the development of delayed cerebral ischemia. Intra-arterial (IA) vasodilators are a mainstay of treatment for distal arterial vasospasm, but no methods of assessing the efficacy of interventions in real time have been established. OBJECTIVE:To introduce a ... Read more >>

J Neurointerv Surg (Journal of neurointerventional surgery)
[2020, :]

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Validation and Comparison of Aneurysmal Subarachnoid Hemorrhage Grading Scales in Angiogram-Negative Subarachnoid Hemorrhage Patients.

Yuanjian Fang, Shenbin Xu, Jianan Lu, Haijian Wu, Jingwei Zheng, Cameron Lenahan, Yang Cao, Sheng Chen, Zefeng Wang, Jianmin Zhang,

Numerous grading scales have been proposed to predict the outcome of aneurysmal subarachnoid hemorrhage (SAH); however, these have not been validated in angiogram-negative SAH patients. In this study, we aim to validate and compare the aneurysmal SAH grading scales in angiogram-negative SAH patients. There were 190 angiogram-negative SAH patients analyzed ... Read more >>

Biomed Res Int (BioMed Research International)
[2020, 2020:9707238]

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Upregulation of Connexin 40 Mediated by Nitric Oxide Attenuates Cerebral Vasospasm After Subarachnoid Hemorrhage via the Nitric Oxide-Cyclic Guanosine Monophosphate-Protein Kinase G Pathway.

Shi Hai Lan, Wen Tao Lai, Su Yue Zheng, Le Yang, Lin Chun Fang, Lin Zhou, Bin Tang, Jian Duan, Tao Hong,

OBJECTIVE:The present study was performed to elucidate the role of nitric oxide (NO) and connexin 40 (Cx40) in the induction of cerebral vasospasm after subarachnoid hemorrhage (SAH) in vivo. METHODS:A SAH rat model was established using the double-bleed method. A total of 108 Sprague-Dawley rats weighing 250-300 g were randomly divided ... Read more >>

World Neurosurg (World neurosurgery)
[2020, 136:e476-e486]

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