Peter Vajkoczy

Effect of nicardipine prolonged-release implants on cerebral vasospasm and clinical outcome after severe aneurysmal subarachnoid hemorrhage: a prospective, randomized, double-blind phase IIa study.

High-mobility group box 1 activates integrin-dependent homing of endothelial progenitor cells.

Granulocyte-macrophage colony-stimulating factor-induced vessel growth restores cerebral blood supply after bilateral carotid artery occlusion.

Cerebral vasospasm: looking beyond vasoconstriction.

Effects of hypervolemia and hypertension on regional cerebral blood flow, intracranial pressure, and brain tissue oxygenation after subarachnoid hemorrhage.

Effects of fentanyl and S(+)-ketamine on cerebral hemodynamics, gastrointestinal motility, and need of vasopressors in patients with intracranial pathologies: a pilot study.

The use of the excimer laser-assisted anastomosis technique alleviates neuroanesthesia during cerebral high-flow revascularization.

Treatment of hemodynamic insufficiency in chronic CCA occlusion using a short saphenous vein interposition graft: diagnostic and technical considerations. An illustrative case report.

Detection of a gamma-carboxy-glutamate as novel post-translational modification of human transthyretin.

Excimer laser-assisted nonocclusive anastomosis. An emerging technology for use in the creation of intracranial-intracranial and extracranial-intracranial cerebral bypass.

Risk of intraoperative ischemia due to temporary vessel occlusion during standard extracranial-intracranial arterial bypass surgery.

Identification of the optimal cortical target point for extracranial-intracranial bypass surgery in patients with hemodynamic cerebrovascular insufficiency.

NICEM consensus on neurological monitoring in acute neurological disease.

Characterization of cortical microvascularization in adult moyamoya disease.

Influence of TBK-1 on tumor angiogenesis and microvascular inflammation.

Watertight dural closure: is it necessary? A prospective randomized trial in patients with supratentorial craniotomies.

Del-1, an endogenous leukocyte-endothelial adhesion inhibitor, limits inflammatory cell recruitment.

Increased levels of circulating endothelial progenitor cells in patients with Moyamoya disease.

Effects of sunitinib on tumor hemodynamics and delivery of chemotherapy.

Cerebral microdialysis for detection of bacterial meningitis in aneurysmal subarachnoid hemorrhage patients: a cohort study.

Revival of extra-intracranial bypass surgery.

Transcriptional switch of dormant tumors to fast-growing angiogenic phenotype.

Characterization of functional outcome and quality of life following subarachnoid hemorrhage in patients treated with and without nicardipine prolonged-release implants.

Clinical evaluation of the safety and efficacy of lumbar cerebrospinal fluid drainage for the treatment of refractory increased intracranial pressure.

Recurrence pattern in glioblastoma multiforme patients treated with anti-angiogenic chemotherapy.

Relevance of intracranial hypertension for cerebral metabolism in aneurysmal subarachnoid hemorrhage. Clinical article.

Cerebral vasospasm following subarachnoid hemorrhage: time for a new world of thought.

Age-dependent revascularization patterns in the treatment of moyamoya disease in a European patient population.

Ischemia independent lesion evolution during focal stroke in rats.

Inpatient hyperglycemia following aneurysmal subarachnoid hemorrhage: relation to cerebral metabolism and outcome.

Cortical spreading ischaemia is a novel process involved in ischaemic damage in patients with aneurysmal subarachnoid haemorrhage.

Predominant CB2 receptor expression in endothelial cells of glioblastoma in humans.

Clinical implications of cortical microvasculature in adult Moyamoya disease.

Circulating endothelial progenitor cells in malignant gliomas.

Moyamoya disease: collateralization is everything.

First experiences with low-dose anti-angiogenic treatment in gliomatosis cerebri with signs of angiogenic activity.

High ICP as trigger of proinflammatory IL-6 cytokine activation in aneurysmal subarachnoid hemorrhage.

Decompressive craniectomy in aneurysmal subarachnoid hemorrhage: relation to cerebral perfusion pressure and metabolism.

Imaging of hypoxic-ischemic penumbra with (18)F-fluoromisonidazole PET/CT and measurement of related cerebral metabolism in aneurysmal subarachnoid hemorrhage.

Introduction. Intraoperative neuromonitoring: an essential component of the neurosurgical and spinal armamentarium.

Intraoperative monitoring of cerebral blood flow by laser speckle contrast analysis.

Neurophysiological intraoperative monitoring in neurosurgery: aid or handicap? An international survey.

Subcortical mapping and monitoring during insular tumor surgery.

Correlation of clinical outcome with pressure-, oxygen-, and flow-related indices of cerebrovascular reactivity in patients following aneurysmal SAH.

Navigated transcranial magnetic stimulation for preoperative functional diagnostics in brain tumor surgery.

Vestibulo-ocular monitoring as a predictor of outcome after severe traumatic brain injury.

Myeloid zinc finger 1 induces migration, invasion, and in vivo metastasis through Axl gene expression in solid cancer.

Severe traumatic brain injury in children--a single center experience regarding therapy and long-term outcome.

Far-distant metastases along the CSF pathway of glioblastoma multiforme during continuous low-dose chemotherapy with temozolomide and celecoxib.

Continuous low-dose temozolomide and celecoxib in recurrent glioblastoma.

Vertebral artery-posterior inferior cerebellar artery bypass using a radial artery graft for hemorrhagic dissecting vertebral artery aneurysms: surgical technique and report of 2 cases.

Prevention of secondary ischemic events by superficial temporal artery-middle cerebral artery bypass surgery after tuberculosis-induced vasculopathy in a 5-year-old child.

Inositol-requiring enzyme 1alpha is a key regulator of angiogenesis and invasion in malignant glioma.

Relevance of cerebral interleukin-6 after aneurysmal subarachnoid hemorrhage.

Preventing vasospasm improves outcome after aneurysmal subarachnoid hemorrhage: rationale and design of CONSCIOUS-2 and CONSCIOUS-3 trials.

Collagen XV is necessary for modeling of the extracellular matrix and its deficiency predisposes to cardiomyopathy.

EphB4 promotes site-specific metastatic tumor cell dissemination by interacting with endothelial cell-expressed ephrinB2.

Immunodepression after aneurysmal subarachnoid hemorrhage.

Extracranial posterior communicating artery bypass for revascularization of patients with common carotid artery occlusion.

Nicardipine pellets for the prevention of cerebral vasospasm.

A speedy recovery: amphetamines and other therapeutics that might impact the recovery from brain injury.

Microvascular biodistribution of L19-SIP in angiogenesis targeting strategies.

Preoperative functional mapping for rolandic brain tumor surgery: comparison of navigated transcranial magnetic stimulation to direct cortical stimulation.

A software tool for interactive exploration of intrinsic functional connectivity opens new perspectives for brain surgery.

The rationale and design of the Giant Intracranial Aneurysm Registry: a retrospective and prospective study.

Clazosentan, an endothelin receptor antagonist, in patients with aneurysmal subarachnoid haemorrhage undergoing surgical clipping: a randomised, double-blind, placebo-controlled phase 3 trial (CONSCIOUS-2).

Experience in using the excimer laser-assisted nonocclusive anastomosis nonocclusive bypass technique for high-flow revascularization: Mannheim-Helsinki series of 64 patients.

Cerebral tissue oxygenation measured by two different probes: challenges and interpretation.

Myoblast-mediated gene therapy via encephalomyosynangiosis--a novel strategy for local delivery of gene products to the brain surface.

The use of nicardipine prolonged release implants (NPRI) in microsurgical clipping after aneurysmal subarachnoid haemorrhage: comparison with endovascular treatment.

Angiopoietin-2 promotes myeloid cell infiltration in a β₂-integrin-dependent manner.

Modified flow- and oxygen-related autoregulation indices for continuous monitoring of cerebral autoregulation.

EARLYDRAIN- outcome after early lumbar CSF-drainage in aneurysmal subarachnoid hemorrhage: study protocol for a randomized controlled trial.

Intradural versus extradural removal of the anterior clinoid process.

Assessment of the influence of navigated transcranial magnetic stimulation on surgical planning for tumors in or near the motor cortex.

Delayed cerebral ischemia and spreading depolarization in absence of angiographic vasospasm after subarachnoid hemorrhage.

"The beach position": crossed legs as a marker for a favourable clinical course in neurological intensive care unit patients.

Functional analysis of Pro-inflammatory properties within the cerebrospinal fluid after subarachnoid hemorrhage in vivo and in vitro.

The oxygen reactivity index and its relation to sensor technology in patients with severe brain lesions.

Randomized trial of clazosentan in patients with aneurysmal subarachnoid hemorrhage undergoing endovascular coiling.

Matrix metalloproteinase-9 concentration in the cerebral extracellular fluid of patients during the acute phase of aneurysmal subarachnoid hemorrhage.

Randomised trial of clazosentan, an endothelin receptor antagonist, in patients with aneurysmal subarachnoid hemorrhage undergoing surgical clipping (CONSCIOUS-2).

Spreading ischemia after aneurysmal subarachnoid hemorrhage.

Cerebral glucose and spreading depolarization in patients with aneurysmal subarachnoid hemorrhage.

Cerebral hemodynamic reserve and vascular remodeling in C57/BL6 mice are influenced by age.

EC-IC bypass for stroke: is there a future perspective?

Plastic relocation of motor cortex in a patient with LGG (low grade glioma) confirmed by NBS (navigated brain stimulation).

Assessing the functional status of the motor system in brain tumor patients using transcranial magnetic stimulation.

Consensus micro RNAs governing the switch of dormant tumors to the fast-growing angiogenic phenotype.

Celecoxib desensitization: continued temozolomide/celecoxib chemotherapy after a celecoxib-induced hypersensitivity reaction.

Multiple reimplantation technique for treatment of complex giant aneurysms of the middle cerebral artery: technical note.

The Y-shaped double-barrel bypass in the treatment of large and giant anterior communicating artery aneurysms.

Clusters of spreading depolarizations are associated with disturbed cerebral metabolism in patients with aneurysmal subarachnoid hemorrhage.

Surgical strategies for fusiform A2 and giant anterior communicating artery aneurysms.

Routine intensive care unit-level care after elective craniotomy: time to rethink.

A comparison of language mapping by preoperative navigated transcranial magnetic stimulation and direct cortical stimulation during awake surgery.

Subarachnoid haemorrhage WFNS grade V: is maximal treatment worthwhile?

Propagation of cortical spreading depolarization in the human cortex after malignant stroke.

The reliability of topographic measurements from navigated transcranial magnetic stimulation in healthy volunteers and tumor patients.

Recruitment of human cord blood-derived endothelial colony-forming cells to sites of tumor angiogenesis.

Laser speckle imaging allows real-time intraoperative blood flow assessment during neurosurgical procedures.

Navigated transcranial magnetic stimulation for mapping the motor cortex in patients with rolandic brain tumors.

Evaluation of a new large animal model for controlled intracranial pressure changes induced by capnoperitoneum.

Aspirin resistance in patients with hemodynamic cerebral ischemia undergoing extracranial-intracranial bypass surgery.

D-dimer elevation and paresis predict thromboembolic events during bevacizumab therapy for recurrent malignant glioma.

Intraoperative neurophysiological monitoring of extracranial-intracranial bypass procedures.

MR elastography in a murine stroke model reveals correlation of macroscopic viscoelastic properties of the brain with neuronal density.

Patients benefit from low-pressure settings enabled by gravitational valves in normal pressure hydrocephalus.

Risk profile in extracranial/intracranial bypass surgery--the role of antiplatelet agents, disease pathology, and surgical technique in 168 direct revascularization procedures.

Plastic reshaping of cortical language areas evaluated by navigated transcranial magnetic stimulation in a surgical case of glioblastoma multiforme.

The preoperative use of navigated transcranial magnetic stimulation facilitates early resection of suspected low-grade gliomas in the motor cortex.

Effects of pigment epithelium derived factor (PEDF) on malignant peripheral nerve sheath tumours (MPNSTs).

Differential pressure in shunt therapy: investigation of position-dependent intraperitoneal pressure in a porcine model.

Extra-intracranial standard bypass in the elderly: perioperative risk, bypass patency and outcome.

Large-scale referencing of the telemetric neurovent-P-tel intracranial pressure sensor in a porcine model.

Perfusion characteristics of Moyamoya disease: an anatomically and clinically oriented analysis and comparison.

Approaches to temporal lobe lesions: a proposal for classification.

The SCIentinel study--prospective multicenter study to define the spinal cord injury-induced immune depression syndrome (SCI-IDS)--study protocol and interim feasibility data.

A single-arm phase II Austrian/German multicenter trial on continuous daily sunitinib in primary glioblastoma at first recurrence (SURGE 01-07).

High epiregulin expression in human U87 glioma cells relies on IRE1α and promotes autocrine growth through EGF receptor.

FLOW 800 allows visualization of hemodynamic changes after extracranial-to-intracranial bypass surgery but not assessment of quantitative perfusion or flow.

mTOR target NDRG1 confers MGMT-dependent resistance to alkylating chemotherapy.

Response to letter regarding article, "Perfusion characteristics of moyamoya disease: an anatomically and clinically oriented analysis and comparison".

Functional brain mapping of patients with arteriovenous malformations using navigated transcranial magnetic stimulation: first experience in ten patients.

Excitotoxicity and metabolic changes in association with infarct progression.

Multidisciplinary consensus on assessment of unruptured intracranial aneurysms: proposal of an international research group.

The Role of MCA-STA Bypass Surgery After COSS and JET: The European Point of View.

Integration of navigated brain stimulation data into radiosurgical planning: potential benefits and dangers.

Endothelial progenitor cells augment collateralization and hemodynamic rescue in a model of chronic cerebral ischemia.

The Frankfurt horizontal plane as a reference for the implantation of gravitational units: a series of 376 adult patients.

On apples, oranges, and ARUBA.

Surgical treatment of intraparenchymal hemorrhage during mechanical circulatory support for heart-failure--a single-centre experience.

Navigated transcranial magnetic stimulation improves the treatment outcome in patients with brain tumors in motor eloquent locations.

Optimal timing of pulse onset for language mapping with navigated repetitive transcranial magnetic stimulation.

Predictive chromosomal clusters of synchronous and metachronous brain metastases in clear cell renal cell carcinoma.

Esm1 modulates endothelial tip cell behavior and vascular permeability by enhancing VEGF bioavailability.

Blood pressure changes after aneurysmal subarachnoid hemorrhage and their relationship to cerebral vasospasm and clinical outcome.

Monitoring in Neurointensive Care - The Challenge to Detect Delayed Cerebral Ischemia in High-Grade Aneurysmal SAH.

Collateralization and ischemia in hemodynamic cerebrovascular insufficiency.

[Intrasylvian dermoid cysts of the pediatric patient: a case report and review].

Directed structural modification of Clostridium perfringens enterotoxin to enhance binding to claudin-5.

Myoblast-mediated gene therapy improves functional collateralization in chronic cerebral hypoperfusion.

Mouse cerebral magnetic resonance imaging fails to visualize brain volume changes after experimental subarachnoid hemorrhage.

Effects of pigment epithelium-derived factor on traumatic brain injury.

Differences in pain perception during open muscle biopsy and Bergstroem needle muscle biopsy.

Application of titanium and polyetheretherketone cages in the treatment of pyogenic spondylodiscitis.

Influence of pigment epithelium-derived factor on outcome after striatal cerebral ischemia in the mouse.

Resident microglia, and not peripheral macrophages, are the main source of brain tumor mononuclear cells.

Quantifying unruptured giant intracranial aneurysms by measuring diameter and volume--a comparative analysis of 69 cases.

MGMT Promoter Methylation Is a Strong Prognostic Biomarker for Benefit from Dose-Intensified Temozolomide Rechallenge in Progressive Glioblastoma: The DIRECTOR Trial.

Implantation of a new Vagus Nerve Stimulation (VNS) Therapy® generator, AspireSR®: considerations and recommendations during implantation and replacement surgery--comparison to a traditional system.

Accuracy and workflow of navigated spinal instrumentation with the mobile AIRO(®) CT scanner.

ICAM1 depletion reduces spinal metastasis formation in vivo and improves neurological outcome.

Drug resistance in cortical and hippocampal slices from resected tissue of epilepsy patients: no significant impact of p-glycoprotein and multidrug resistance-associated proteins.

Perianeurysmal edema in giant intracranial aneurysms in relation to aneurysm location, size, and partial thrombosis.

The Sagittal Balance Does not Influence the 1 Year Clinical Outcome of Patients With Lumbar Spinal Stenosis Without Obvious Instability After Microsurgical Decompression.

Microglia inflict delayed brain injury after subarachnoid hemorrhage.

Changes in volume of giant intracranial aneurysms treated by surgical strategies other than direct clipping.

Control of the blood-brain barrier function in cancer cell metastasis.

Cost Comparison of Surgical and Endovascular Treatment of Unruptured Giant Intracranial Aneurysms.

The unruptured intracranial aneurysm treatment score: a multidisciplinary consensus.

NDRG1 overexpressing gliomas are characterized by reduced tumor vascularization and resistance to antiangiogenic treatment.

Radial Artery Grafts as Rescue Strategy for Patients with Moyamoya Disease for Whom Conventional Revascularization Failed.

Interobserver variability in the characterization of giant intracranial aneurysms with special emphasis on aneurysm diameter and shape.

Distinct displacements of the optic radiation based on tumor location revealed using preoperative diffusion tensor imaging.

Ultrahigh-field MPRAGE Magnetic Resonance Angiography at 7.0 T in patients with cerebrovascular disease.

Presurgical navigated TMS motor cortex mapping improves outcome in glioblastoma surgery: a controlled observational study.

High prevalence of pharmacologically induced platelet dysfunction in the acute setting of brain injury.

Is the Motor System Necessary for Processing Action and Abstract Emotion Words? Evidence from Focal Brain Lesions.

Infarct prediction by intraoperative laser speckle imaging in patients with malignant hemispheric stroke.

Nimodipine Dose Reductions in the Treatment of Patients with Aneurysmal Subarachnoid Hemorrhage.

Resident microglia rather than peripheral macrophages promote vascularization in brain tumors and are source of alternative pro-angiogenic factors.

Research Progresses in Understanding the Pathophysiology of Moyamoya Disease.

Outcome of Surgical or Endovascular Treatment of Giant Intracranial Aneurysms, with Emphasis on Age, Aneurysm Location, and Unruptured Aneuryms--A Systematic Review and Meta-Analysis.

Inhibiting receptor tyrosine kinase AXL with small molecule inhibitor BMS-777607 reduces glioblastoma growth, migration, and invasion in vitro and in vivo.

Large Size Hemicraniectomy Reduces Early Herniation in Malignant Middle Cerebral Artery Infarction.

Vasculogenic and Angiogenic Pathways in Moyamoya Disease.

Bevacizumab Plus Irinotecan Versus Temozolomide in Newly Diagnosed O6-Methylguanine-DNA Methyltransferase Nonmethylated Glioblastoma: The Randomized GLARIUS Trial.

Oxygen availability and spreading depolarizations provide complementary prognostic information in neuromonitoring of aneurysmal subarachnoid hemorrhage patients.

Intradural anterior transpetrosal approach.

Moyamoya Vessel Pathology Imaged by Ultra-High-Field Magnetic Resonance Imaging at 7.0 T.

Time lapse in vivo microscopy reveals distinct dynamics of microglia-tumor environment interactions-a new role for the tumor perivascular space as highway for trafficking microglia.

MGMT Promoter Methylation and BRAF V600E Mutations Are Helpful Markers to Discriminate Pleomorphic Xanthoastrocytoma from Giant Cell Glioblastoma.

Risk stratification in motor area-related glioma surgery based on navigated transcranial magnetic stimulation data.

Complications in Aneurysmal Subarachnoid Hemorrhage Patients With and Without Subdural Electrode Strip for Electrocorticography.

Motor plasticity after extra-intracranial bypass surgery in occlusive cerebrovascular disease.

Intracranial pressure and cerebral perfusion pressure in patients developing brain death.

Recording, analysis, and interpretation of spreading depolarizations in neurointensive care: Review and recommendations of the COSBID research group.

Long-term analysis of the NOA-04 randomized phase III trial of sequential radiochemotherapy of anaplastic glioma with PCV or temozolomide.

The lower trapezius island myocutaneous flap in tunnelled technique to cover complicated tissue defects located between the craniocervical and cervicothoracic junction following spinal surgery.

Autocrine release of angiopoietin-2 mediates cerebrovascular disintegration in Moyamoya disease.

Hemispheric language dominance measured by repetitive navigated transcranial magnetic stimulation and postoperative course of language function in brain tumor patients.

Intravascular Inflammation Triggers Intracerebral Activated Microglia and Contributes to Secondary Brain Injury After Experimental Subarachnoid Hemorrhage (eSAH).

Characterization of Clinical and Radiological Features of Quasi-Moyamoya Disease among European Caucasians Including Surgical Treatment and Outcome.

Passive Entrapment of Tumor Cells Determines Metastatic Dissemination to Spinal Bone and Other Osseous Tissues.

Referred leg pain originating from the sacroiliac joint: 6-month outcomes from the prospective randomized controlled iMIA trial.

Cervical disc herniation as a trigger for temporary cervical cord ischemia.

Prognostic relevance of miRNA-155 methylation in anaplastic glioma.

Management of infections associated with neurosurgical implanted devices.

A Novel Technique for Region and Linguistic Specific nTMS-based DTI Fiber Tracking of Language Pathways in Brain Tumor Patients.

Two-level cervical corpectomy-long-term follow-up reveals the high rate of material failure in patients, who received an anterior approach only.

EphB4 mediates resistance to antiangiogenic therapy in experimental glioma.

Radiofrequency denervation for treatment of sacroiliac joint pain-comparison of two different ablation techniques.

Treatment results for lumbar epidural lipomatosis: Does fat matter?

In vivo demonstration of blood-brain barrier impairment in Moyamoya disease.

Management of concussion in soccer.

Loss of the transcription factor RBPJ induces disease-promoting properties in brain pericytes.

Bypass strategies for common carotid artery occlusion.

Metastatic dissemination patterns of different primary tumors to the spine and other bones.

Bypass surgery of complex middle cerebral artery aneurysms-technical aspects and outcomes.

Surgical workflow for fully navigated high sacral amputation in sacral chordoma.

Editorial: The feasibility of the new sutureless excimer laser-assisted non-occlusive anastomosis clip in a rabbit model.

Navigated percutaneous versus open pedicle screw implantation using intraoperative CT and robotic cone-beam CT imaging.

The CXCR2/CXCL2 signalling pathway - An alternative therapeutic approach in high-grade glioma.

New classification of facet joint synovial cysts.

Diagnostic reliability of the Berlin classification for complex MCA aneurysms-usability in a series of only giant aneurysms.

Complete or Partial Parent Artery Sacrifice: Effect of Vessel-Occlusion Strategies on Complete Obliteration of Complex Aneurysms.

Clinical management and outcome of adult patients with extracorporeal life support device-associated intracerebral hemorrhage-a neurocritical perspective and grading.

Navigated repetitive transcranial magnetic stimulation improves the outcome of postsurgical paresis in glioma patients - A randomized, double-blinded trial.

The Genetic Basis of Moyamoya Disease.