• Noninvasive imaging of asymptomatic brain aneurysms, arteriovenous malformations, and intracranial arterial stenosis became available. (hindawi.com)
  • What is the time frame that leads to the best patient outcome for securing intracranial aneurysms? (snacc.org)
  • The 3 major types of true intracranial aneurysms are saccular, fusiform, and dissecting. (medscape.com)
  • Common locations of cerebral saccular aneurysms. (medscape.com)
  • The common causes of intracranial aneurysm include hemodynamically induced or degenerative vascular injury, atherosclerosis (typically leading to fusiform aneurysms), underlying vasculopathy (eg, fibromuscular dysplasia), and high-flow states, as in arteriovenous malformation (AVM) and fistula. (medscape.com)
  • Most saccular or intracranial berry aneurysms were once thought to be congenital in origin, arising from focal defects in the media and gradually developing over a period of years as arterial pressure first weakens and subsequently balloons out the vessel wall. (medscape.com)
  • Although genetic conditions are associated with increased risk of aneurysm development (see Associated conditions), most intracranial aneurysms probably result from hemodynamically induced degenerative vascular injury. (medscape.com)
  • The occurrence, growth, thrombosis, and even rupture of intracranial saccular aneurysms can be explained by abnormal hemodynamic shear stresses on the walls of large cerebral arteries, particularly at bifurcation points. (medscape.com)
  • The true incidence of intracranial aneurysms is unknown but is estimated at 1-6% of the population. (medscape.com)
  • In one series of patients undergoing coronary angiography, incidental intracranial aneurysms were found in 5.6% of cases, and another series found aneurysms in 1% of patients undergoing 4-vessel cerebral angiography for indications other than subarachnoid hemorrhage (SAH). (medscape.com)
  • Familial intracranial aneurysms have been reported. (medscape.com)
  • Intracranial berry aneurysms are the most common kind of aneurysm in the brain. (competitiveturkey.org)
  • Brain Aneurysms Brain aneurysms are focal dilations in the cerebral arteries. (msdmanuals.com)
  • Intracranial aneurysms and subarachnoid hemorrhage, including neuro-intensive surveillance and outcome. (ous-research.no)
  • Surgical management of unruptured intracranial aneurysms that are inappropriate for endovascular treatment: experience based on two academic centers. (saintluc.be)
  • The natural history of saccular intracranial aneurysms consists of three phases: initiation, growth, and either stabilization or rupture, and the application of scientific principles to biological processes has made it easier to understand the behavior of aneurysm formation and rupture. (intechopen.com)
  • Time course of cerebrovascular reactivity in patients treated for unruptured intracranial aneurysms: A one-year transcranial Doppler and acetazolamide follow-up study. (uib.no)
  • Rupture prediction of intracranial aneurysms: a nationwide matched case-control study of hemodynamics at the time of diagnosis. (uib.no)
  • Cerebrovascular reactivity after treatment of unruptured intracranial aneurysms - a transcranial Doppler sonography and acetazolamide study. (uib.no)
  • Carotid intima-media thickness - a potential predictor for rupture risk of intracranial aneurysms. (uib.no)
  • Differences in anatomical distribution, gender, and sidedness between ruptured and unruptured intracranial aneurysms in a defined patient population. (uib.no)
  • Rebleeding, hydrocephalus (the excessive accumulation of cerebrospinal fluid ), vasospasm (spasm, or narrowing, of the blood vessels), or multiple aneurysms may also occur. (mdwiki.org)
  • Intracranial aneurysms may result from diseases acquired during life, or from genetic conditions. (mdwiki.org)
  • Stent-assisted coil embolization is an option for treatment of ruptured wide neck ruptured aneurysms and for salvage treatment during unassisted embolization of ruptured aneurysms but complications and retreatment rates are higher than for routine clipping or coiling of cerebral aneurysms. (surgicalneurologyint.com)
  • Endovascular embolization of intracranial aneurysms has emerged as a viable and sometimes preferable method of treatment of intracranial aneurysms as demonstrated in the International Subarachnoid Aneurysm Trial (ISAT). (surgicalneurologyint.com)
  • 14 ] While the development of intracranial stents has enhanced treatment of wide-necked aneurysms, there is reluctance to use this technology during the acute posthemorrhage period. (surgicalneurologyint.com)
  • BackgroundSelection of appropriate surgical strategy for the treatment of intracranial aneurysms (IA) during pregnancy requires careful consideration of the potential risks to the mother and fetus. (journaltocs.ac.uk)
  • The authors demonstrate the technical feasibility of using intravascular stents in conjunction with electrolytically detachable coils (Guglielmi detachable coils [GDCs]) for treatment of fusiform, broad-based, acutely ruptured intracranial aneurysms and review the literature on endovascular approaches to ruptured aneurysms and cerebral stent placement. (keyopinionleaders.com)
  • Cerebral angiography revealed an anterior communicating artery aneurysm. (medscape.com)
  • Three-dimensional reconstruction of cerebral angiogram showing anterior communicating artery aneurysm. (medscape.com)
  • Microsurgical clipping of middle cerebral artery aneurysm The following are video recordings of surgical procedures from the Department of Neurosurgery of Saint John's Hospital of Budapest. (videotorium.hu)
  • The anesthetic management of a ruptured cerebral aneurysm requires applying the cerebral pathophysiology of the pressure volume relationship of the cranial vault, maximizing cerebral perfusion while aspiring to minimize the risk of rerupture and subsequent rebleeding. (snacc.org)
  • There are interactions between other organ systems (for example the heart and lungs) that may complicate the care of a ruptured cerebral aneurysm patient and need consideration. (snacc.org)
  • Delayed cerebral ischemia can manifest after a successful operation for securing the aneurysm and patients at risk require monitoring for this complication in the post-operative period. (snacc.org)
  • Novel pathological mechanisms have been suggested, including damage to cerebral tissue in the first 72 h after aneurysm rupture ('early brain injury'), cortical spreading depression, and microthrombosis. (ox.ac.uk)
  • Cerebral aneurysm redirects here. (competitiveturkey.org)
  • Brain: Berry Aneurysm: Gross, natural color, close-up, an excellent view of typical berry aneurysm located on anterior cerebral artery Brain: Berry Aneurysm Ruptured: Gross fixed tissue aneurysm at junction internal carotid and middle cerebral arteries (an excellent close-up view) berry aneurysm: [ an´u-rizm ] a sac formed by the localized dilatation of the wall of an artery, a vein, or the heart. (competitiveturkey.org)
  • Also known as a berry aneurysm (because it resembles a berry hanging from a vine), this is the most common form of cerebral aneurysm. (competitiveturkey.org)
  • Redirected from Aneurysm, intracranial berry) Intracranial aneurysm, also known as brain aneurysm, is a cerebrovascular disorder in which weakness in the wall of a cerebral artery or vein causes a localized dilation or ballooning of the blood vessel. (competitiveturkey.org)
  • Cerebral saccular aneurysm, commonly known as berry aneurysm, is vascular pathology associated with subarachnoid hemorrhage. (competitiveturkey.org)
  • A brain aneurysm (also called a cerebral aneurysm or an intracranial aneurysm) is a ballooning arising from a weakened area in the wall of a blood vessel in the brain. (competitiveturkey.org)
  • Several factors have been associated with clinical deterioration, including aneurysm rebleeding, hydrocephalus, delayed cerebral ischaemia from vasospasm, and seizures. (bmj.com)
  • 2) There are different prognostic groups in subarachnoid hemorrhage on location of aneurysm, and middle cerebral artery aneurysm has better functional outcome than the basilar artery aneurysm. (e-arm.org)
  • 3) Subarachnoid hemorrhage of middle cerebral artery aneurysm and small sized infarction or intracranial hemorrhage are about the same functional outcome, but the subarachnoid hemorrhage of basilar artery aneurysm has worse prognosis than large sized infarction or intracranial hemorrhage. (e-arm.org)
  • 4) In prediction the functional outcomes of subarachnoid hemorrhage, location of aneurysm and presence of hydrocephalus or loss of consciousness are of prognostic values. (e-arm.org)
  • A congenital intracranial saccular or berry aneurysm is the cause in about 85% of patients. (msdmanuals.com)
  • The objective of this study is to review the closing or open endovascular procedures for intracranial aneurysm, arteriovenous malformation, acute ischemic stroke, and carotid stenosis and related anesthetic implications. (anesth-pain-med.org)
  • It is probable that the symptoms were due to a subarachnoid haemorrhage due to a burst aneurysm. (judiciary.uk)
  • A cerebral aneurysm is defined as a local outpouching of an intracranial artery and can either be saccular or fusiform. (intechopen.com)
  • A cerebral aneurysm , also known as a brain aneurysm , is when there is a localized ballooning of a blood vessel located around the brain . (mdwiki.org)
  • [2] A ruptured cerebral aneurysm was first described in 1765. (mdwiki.org)
  • [6] [7] Symptoms of a subarachnoid hemorrhage differ depending on the site and size of the aneurysm. (mdwiki.org)
  • The risk of rupture from a cerebral aneurysm varies according to the size of an aneurysm, with the risk rising as the aneurysm size increases. (mdwiki.org)
  • Vasospasm , referring to blood vessel constriction, can occur secondary to subarachnoid hemorrhage following a ruptured aneurysm. (mdwiki.org)
  • The purpose of this study is to retrospectively review our experience with stent-assisted embolization of patients with an acutely ruptured cerebral aneurysm. (surgicalneurologyint.com)
  • Medical records and imaging were reviewed for 36 patients who underwent stent-assisted embolization of a ruptured cerebral aneurysm. (surgicalneurologyint.com)
  • One patient had a spontaneous parenchymal hemorrhage contralateral to the treated aneurysm discovered 10 days after treatment. (surgicalneurologyint.com)
  • Subarachnoid haemorrhage: what happens to the cerebral arteries? (medscape.com)
  • 8. Sung W, Arnaldo B, Sergio C, Juliana S, Michel F. Terson's syndrome as a prognostic factor for mortality of spontaneous subarachnoid haemorrhage. (cns.org)
  • Jan Medical has announced that a clinical study published in Neurocritical Care demonstrated that Nautilus BrainPulse is a highly sensitive skull accelerometry that can detect cerebral vasospasm "with clinically meaningful accuracy", therefore suggesting, "promise in the ICU environment to detect as well as reject cerebral vasospasm as the cause of neurological deficits in subarachnoid haemorrhage. (neuronewsinternational.com)
  • Background For endovascular rescue therapy (ERT) of cerebral vasospasm (CVS) due to spontaneous subarachnoid haemorrhage (sSAH), non-compliant (NCB) and compliant (CB) balloons are used with both balloon types bearing the risk of vessel injury due to specific mechanical properties. (bmj.com)
  • Cerebral vasospasm (CVS) after spontaneous subarachnoid haemorrhage (sSAH) can result in delayed cerebral ischaemia (DCI) and CVS-associated infarction, both worsening patients outcome. (bmj.com)
  • Delayed cerebral ischaemia after subarachnoid haemorrhage: looking beyond vasospasm. (ox.ac.uk)
  • Despite improvements in the clinical management of aneurysmal subarachnoid haemorrhage over the last decade, delayed cerebral ischaemia (DCI) remains the single most important cause of morbidity and mortality in those patients who survive the initial bleed. (ox.ac.uk)
  • Background Early neurological deterioration occurs frequently after subarachnoid haemorrhage (SAH). (bmj.com)
  • Subarachnoid haemorrhage (SAH) is associated with a high mortality and morbidity. (bmj.com)
  • A hospital referral at this point would probably have identified the subarachnoid haemorrhage and allowed preventative treatment to reduce the risk of her developing severe vasospasm. (judiciary.uk)
  • A CT scan undertaken showed evidence of a subarachnoid haemorrhage that had occurred previously around 28th March 2023. (judiciary.uk)
  • She had probably developed a severe vasospasm from the subarachnoid haemorrhage. (judiciary.uk)
  • For this reason, routine surveillance imaging studies are carried out to supplement the neurologic examination with the aim of diagnosing vasospasm before the onset of delayed cerebral ischemia (DCI). (medscape.com)
  • Definition of delayed cerebral ischemia after aneurysmal subarachnoid hemorrhage as an outcome event in clinical trials and observational studies: proposal of a multidisciplinary research group. (medscape.com)
  • How does delayed cerebral ischemia present? (snacc.org)
  • Secondary vasospasm (causing focal brain ischemia), meningismus, seizures, and hydrocephalus (causing persistent headache and obtundation) are common. (msdmanuals.com)
  • Ischemic Stroke Ischemic stroke is sudden neurologic deficits that result from focal cerebral ischemia associated with permanent brain infarction (eg, positive results on diffusion-weighted MRI). (msdmanuals.com)
  • Invasive monitoring of cerebral metabolism and intracranial pressure is to be applied in patients with impaired consciousness in order to detect a threatening cerebral ischemia as early as possible. (csnn.eu)
  • Impaired cerebrovascular reactivity may predict delayed cerebral ischemia after aneurysmal subarachnoid hemorrhage. (uib.no)
  • Collateral flow plays a pivotal role, both in acute and chronic phases of cerebral ischemia. (keaipublishing.com)
  • Occurrence of cerebral ischemia and cerebral vasospasms [Time Frame: CT and CTA scans is performed routinely on 7th day after SAH or within period of 3-21 day after SAH if necessary. (who.int)
  • She is the Stanford prinicipal investigator for several clinical trials in intracerebral hemorrhage and large hemispheric infarction. (stanford.edu)
  • This study investigated the impact of polymorphisms of metabolic enzymes on plasma concentrations of cilostazol and its metabolites, and the influence of the plasma concentrations and polymorphisms on the cardiovascular side effects in 30 patients with cerebral infarction. (bvsalud.org)
  • These results suggest that plasma concentrations of cilostazol and its metabolites are affected by CYP3A5 genotypes, and plasma concentration of OPC-13015, blood urea nitrogen, and pulse rate at the start of therapy may be predictive markers of cardiovascular side effects of cilostazol in patients with cerebral infarction. (bvsalud.org)
  • Neurologic end-organ damage due to uncontrolled BP may include hypertensive encephalopathy, cerebral vascular accident/cerebral infarction, subarachnoid hemorrhage , and/or intracranial hemorrhage . (medscape.com)
  • To compare the functional outcomes of subarachnoid hemorrhage patients to that of infarction or intracranial hemorrhage patients, 38 selected patients with cerebrovascular accidents were studied in a 33-month period. (e-arm.org)
  • 1) Vasospasms or rebleedings of subarachnoid hemorrhage have better functional outcome than infarction or intracranial hemorrhage of other stroke. (e-arm.org)
  • Brain edema is maximal and risk of vasospasm and subsequent infarction (called angry brain) is highest between 72 hours and 10 days. (msdmanuals.com)
  • Pre- and post-interventional Thrombolysis In Cerebral Infarction (TICI) scores were assessed. (bmj.com)
  • 18] If an intracranial hemorrhage is present, aneurysmal rupture should be investigated given its association with arterial vasospasm resulting in stroke. (wikipedia.org)
  • So far CVR-L-Arg has been used to study cerebral endothelial function in many pathological conditions such as stroke, migraine, etc. (hindawi.com)
  • The technology needs to be simple, and portable, to be most effective in the Neuro Critical Care setting, by more immediately detecting vasospasm so we can aggressively prevent stroke with cerebral angioplasty and/or vasospressor therapy. (neuronewsinternational.com)
  • Our Nautilus BrainPulse system can rapidly provide critical information on a patient presenting with stroke symptoms, and it can also be used as a continuous monitor of changes to the cerebral vasculature. (neuronewsinternational.com)
  • Patients aged 18-80 years with acute ischaemic stroke and proximal cerebral artery occlusion were randomly assigned to receive either intravenous thrombolysis alone (IVT group) or intravenous thrombolysis plus mechanical thrombectomy (IVTMT group). (nih.gov)
  • Her main interests are in brain hemorrhage, unusual and rare causes of stroke, cerebral venous thrombosis, anticoagulation management after strokes and use of technology for improving outcomes in the neurological ICU. (stanford.edu)
  • Cerebral vasospasm, outcomes following stroke and subarachnoid hemorrhage, use of advanced imaging to guide treatment of acute stroke, imaging/intervention in carotid disease, trigeminal neuralgia. (northwestern.edu)
  • MRI showed subarachnoid hemorrhage in 3 cases, intraparenchymal hemorrhage in 2, acute ischemic stroke in 4, FLAIR hyperintensities in 2, and no abnormalities in 1 case. (henryford.com)
  • Aneurysmal subarachnoid hemorrhage (aSAH) is a life-threatening type of stroke caused by bleeding in the area around the brain. (alliedmarketresearch.com)
  • A common sequela is cerebral vasospasm, the narrowing of cerebral blood vessels that can lead to ischemic stroke if. (keaipublishing.com)
  • The diagnosis of FMD should be considered in any young individual presenting with a stroke or subarachnoid hemorrhage. (medscape.com)
  • BACKGROUND AND PURPOSE: To test the safety and recanalization efficacy of intra-arterial local delivery of plasminogen activators in acute ischemic stroke, a randomized trial of recombinant pro-urokinase (rpro-UK) versus placebo was undertaken in patients with angiographically documented proximal middle cerebral artery occlusion. (keyopinionleaders.com)
  • Vascular changes in preeclampsia and eclampsia include hemoconcentration and intense vasospasm. (aafp.org)
  • Cerebrospinal fluid diseases and role of cerebrospinal fluid in metabolic function of central nervous system, particularly in neurodegeneration and dementia, CSF disturbances, vascular disease and cerebral bleeds, inflammatory disease and neuro-oncology. (ous-research.no)
  • Recruitment of these redundant vascular networks maintains cerebral blood flow to ischemic areas, while primary. (keaipublishing.com)
  • Cerebral amyloid angiopathy (CAA) is a cerebrovascular disease with vascular amyloid-β deposits and is commonly observed among the elderly. (keaipublishing.com)
  • Afección anatomopatológica causada por trastorno del flujo vascular en las regiones basales de los hemisferios cerebrales (GANGLIOS BASALES), como INFARTO, HEMORRAGIA o ISQUEMIA en los vasos de esta región encefálica que incluyen las arterias lenticuloestriadas laterales. (bvsalud.org)
  • Digital subtraction angiography (DSA) has been regarded as the gold standard for diagnosis and treatment of vasospasm, but outcome benefit for the treatment of angiographic vasospasm has not been demonstrated, leading to the addition of more qualitative blood flow tools. (medscape.com)
  • 1] [13] Noncontrast head CT should be quickly followed by CT angiography of the head and neck to expedite identification of intracranial large vessel occlusion. (wikipedia.org)
  • Multiple intracranial vasospasms were noted on a brain CT angiogram and transfemoral cerebral angiography. (en-journal.org)
  • Vasospasm after subarachnoid hemorrhage: utility of perfusion CT and CT angiography on diagnosis and management. (keyopinionleaders.com)
  • PURPOSE: To evaluate the utility of perfusion CT (PCT) combined with CT angiography (CTA) for the diagnosis and management of vasospasm, by using conventional digital subtraction angiography (DSA) as the gold standard. (keyopinionleaders.com)
  • Bedside Optical Coherence Tomography for Terson's Syndrome screening in Acute Subarachnoid Hemorrhage: A pilot study. (cns.org)
  • Our goal was to evaluate the feasibility and potential role of bedside optical coherence tomography (OCT) in Terson's Syndrome (TS) in patients with acute subarachnoid hemorrhage (aSAH) and its potential role in blindness prevention. (cns.org)
  • METHODS: We retrospectively identified 27 patients with acute subarachnoid hemorrhage who had undergone CTA/PCT, DSA, and transcranial Doppler (TCD) ultrasonography within a time interval of 12 hours of one another. (keyopinionleaders.com)
  • A 77-year-old man presented with an acute subarachnoid hemorrhage of the posterior fossa. (keyopinionleaders.com)
  • The frequency of this sign in ACA infarcts is similar to that in the territories of the middle cerebral artery and the posterior circulation. (wikipedia.org)
  • Middle cerebral artery (MCA) diameter was measured or immunohistochemically stained for nitrotyrosine. (duke.edu)
  • The recent failure of the drug clazosentan to improve functional outcomes despite reducing vasoconstriction has moved the focus of research into DCI away from cerebral artery constriction towards a more multifactorial aetiology. (ox.ac.uk)
  • Background: We examine two accepted methods of managing cerebrospinal fluid (CSF) drainage in patients following subarachnoid hemorrhage (SAH). (elsevierpure.com)
  • Rather, they have been linked to potentially dramatic impairments in functional capacity, quality of life, and cognitive function that may be to varying extents reversible with treatment.1-3 On January 12-13, 2023, the newly formed Society of Neurointerventional Surgery (SNIS) Cerebral Venous and Cerebrospinal Fluid (CSF) Disorders Committee held its inaugural conference in Honolulu, Hawaii, USA. (journaltocs.ac.uk)
  • 1 The detrimental effect of medical complications in the first 2 weeks after haemorrhage on long term outcome has been extensively studied. (bmj.com)
  • Recent treatment trend of subarachnoid hemorrhage patients is early neurosurgical operation to reduce late complications of delayed cerebral vasospasm or rebleeding by removing the vasospasmogenic blood clots. (e-arm.org)
  • Complications (Vasospasms. (ous-research.no)
  • Cerebral vasospasms are among the most severe complications, identified in 40-70% of patients after subarachnoid bleeding. (csnn.eu)
  • This reluctance stems mainly from the risk of thromboembolic complications associated with using stents in patients who are not pretreated with antiplatelet therapy, and the fear that use of antiplatelet agents in the postrupture period may increase the risk of re-hemorrhage or periprocedural complications related to placement of ventriculostomies. (surgicalneurologyint.com)
  • The combined application demonstrated reduced delayed neurological deficits, reduced vasospasm and better outcome in two studies for the treatment group. (nih.gov)
  • CT perfusion studies have been shown to be more useful for diagnosing vasospasm in patients with delayed neurologic deficits than they are in asymptomatic patients. (medscape.com)
  • New neurologic deficits caused by vasospasm may be difficult to recognize in patients who are already severely debilitated. (medscape.com)
  • CONCLUSIONS: Endogenous overexpression of EC-SOD attenuated vasospasm and oxidative stress but failed to reduce neurological deficits after SAH. (duke.edu)
  • Reversible cerebral vasoconstriction syndrome (RCVS) is characterized by sudden onset severe headache with or without focal neurologic deficits and is accompanied by segmental or multifocal intracranial arterial vasospasms that resolve within 3 months. (pfmjournal.org)
  • Our purpose was to apply blood-brain barrier permeability imaging in patients with global cerebral edema by using extended CT perfusion. (ajnr.org)
  • In conclusion, there is strong evidence that cisternal or ventricular lavage alone and in combination with kinetic therapy lead to a reduction of cerebral vasospasm and better outcome in patients suffering from subarachnoid hemorrhage. (nih.gov)
  • We examined whether overexpression of murine extracellular superoxide dismutase (EC-SOD) alters SAH-induced cerebral vasospasm, oxidative stress, and neurological outcome. (duke.edu)
  • When evaluating a patient with subarachnoid hemorrhage, what are the clinical findings associated with a poor outcome? (snacc.org)
  • within the last decades several clinical trials were performed to analyze the effectiveness of cisternal and ventricular lavage on cerebral vasospasm in patients suffering from subarachnoid hemorrhage. (nih.gov)
  • Aim of the present analysis was to review and summarize all documented clinical studies using cisternal or ventricular lavage to prevent vasospasm. (nih.gov)
  • so far the literature search revealed a total of nine clinical trials using cisternal or ventricular lavage alone in patients suffering from subarachnoid hemorrhage. (nih.gov)
  • A population based study of intracranial arachnoid cysts: clinical and neuroimaging outcomes following surgical cyst decompression in adults. (uib.no)
  • Intratumoral hemorrhage (ITH) as a variant of intracranial hemorrhage (ICH) is a known, albeit rare, clinical entity. (keaipublishing.com)
  • Cerebral autoregulation index (mean flow index Mx) [Time Frame: Mx is measured when non-invasive cerebral blood flow slow waves and arterial pressure slow waves are available during multimodal clinical data collection in ICU (up to 7 days). (who.int)
  • The main complication is the rupture and subsequent development of subarachnoid hemorrhage, which manifests as an excruciating headache. (competitiveturkey.org)
  • Patients with SAH underwent CTP in the early phase after aneurysmal rupture (days 0-3) and were classified as having global cerebral edema or nonglobal cerebral edema using established noncontrast CT criteria. (ajnr.org)
  • It is this latter ability, continuous monitoring, that provides a unique capability in detecting the onset of vasospasm," adds Paul Lovoi, chief executive officer of Jan Medical. (neuronewsinternational.com)
  • Extracellular *O2- likely plays a direct role in the etiology of vasospasm. (duke.edu)
  • Mechanical thrombectomy combined with standard intravenous thrombolysis improves functional independence in patients with acute cerebral ischaemia, with no evidence of increased mortality. (nih.gov)
  • Five days after presentation, the patient became symptomatic as a consequence of cerebral vasospasm. (medscape.com)
  • Cerebral angiogram obtained on posthemorrhage day 5 in patient symptomatic from vasospasm. (medscape.com)
  • In a study that compared three-dimensional (3D) spin-echo-based black-blood MRA (BBMRA) with time-of-flight (TOF)-MRA for detection of cerebral vasospasm in the early posttreament period after subarachnoid hemorrhage, Takano et al found that BBMRA, owing to its contrast properties, may be superior to TOF-MRA for the evaluation of intracranial arteries. (medscape.com)
  • TCD enables continuous monitoring of mean blood flow velocity through the cerebral arteries and therefore the evaluation of cerebral blood flow [ 2 ]. (hindawi.com)
  • 1 2 In this context, TBA is implemented in addition to spasmolytic drugs in proximal intracranial arteries. (bmj.com)
  • Della Pepa GM, Scerrati A, Albanese A, Marchese E, Maira G, Sabatino G. Protective effect of external ventricular drainage on cerebral vasospasm. (neurosurgery.directory)
  • Conservative therapy is preferred to patients with minor thalamic hemorrhage, and external ventricular drainage is usually applied in patients. (keaipublishing.com)
  • Further study of blood-brain barrier permeability is needed to improve diagnosis and monitoring of global cerebral edema. (ajnr.org)
  • Transcranial Doppler sonography is used for evaluation of cerebral blood flow changes. (hindawi.com)
  • Although the bones of the scull remain an obstacle for ultrasound waves and therefore ultrasound may not seem to be the optimal technique for cerebral vessel imaging, transcranial ultrasound techniques were improved and found their place and indications. (hindawi.com)
  • Remote or active drug or alcohol use may raise the risk of intracranial bleeding and cloud the mental status assessment. (medscape.com)
  • In the past few decades the immense development of neuroradiological methods enabled better imaging of cerebral blood vessels. (hindawi.com)
  • Results of vitrectomy and the significance of vitreous hemorrhage in patients with subarachnoid hemorrhage. (cns.org)
  • We suggest that spinal cord evaluation should be considered in patients with headache who have ICVS, although intracranial hemorrhage would not be visible in brain images. (en-journal.org)
  • Extended CTP was used to evaluate blood-brain barrier permeability in patients with SAH with and without global cerebral edema. (ajnr.org)
  • Anxiety and depression in patients with intracranial arachnoid cysts-A prospective study. (uib.no)
  • Maze learning in patients with intracranial arachnoid cysts. (uib.no)
  • How often do chronic extra-cerebral haematomas occur in patients with intracranial arachnoid cysts? (uib.no)
  • Visual attention in patients with intracranial arachnoid cysts. (uib.no)
  • Cerebral autoregulation maintains constant blood flow (CBF) through the brain in spite of changing mean arterial pressure [ 8 ]. (hindawi.com)