26 hasil untuk "Lyon, Kristopher"
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Basilar tip aneurysm Wingspan stent-assisted coil embosurgery via P1 to P1 approach
Wide neck basilar tip aneurysms are challenging to secure with coil embosurgery despite balloon remodeling and stent-assisted coiling. In patients with favorable posterior circle of Willis anatomy, the traditional antegrade placement of two stents that span the basilar apex to both proximal…
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Bevacizumab as an adjuvant therapy for glioblastoma in elderly patients: the facts
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Bevacizumab combined with chemotherapy in platinum-resistant ovarian cancer: beyond the AURELIA trial
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Successful Endovascular Bailout Strategy for Retained Accunet Embolic Protection Device During Vertebral Artery Stenting
Introduction: Vertebral artery stenosis can lead to posterior circulation TIAs and stroke. Stenting is often performed to treat symptomatic vertebral artery stenosis. As with carotid stenting, embolic protection devices (EPD) are increasingly used when stenting a vertebral artery stenosis. In…
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Successful Endovascular Treatment of Delayed Spontaneous Intracranial Internal Carotid Artery Blowout Following Orbital Exenteration and Radiation
Most head and neck cancers require aggressive surgical resection followed by external beam radiation therapy. The carotid artery can be injured by surgery or radiation resulting in a delayed “blowout.” A patient who had undergone orbital exenteration for a lacrimal adenoid cystic carcinoma (ACC)…
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Split cord malformation associated with scoliosis in adults
Split cord malformations (SCMs) are rare congenital abnormalities arising from a primary neurulation defect during embryological development of the spinal cord. SCMs can lead to progressively worsening scoliosis and gait difficulties if left untreated. We report on two patients who atypically…
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Glioblastoma multiforme presenting as cryptogenic intracerebral hemorrhage
We report a case of glioblastoma multiforme that presented as a large, spontaneous intracerebral hemorrhage (ICH). A 52-year-old woman developed headaches associated with photophobia and nausea. Computed tomography scan revealed a large ICH in the right temporal lobe. Further imaging, including…
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An update–tissue engineered nerve grafts for the repair of peripheral nerve injuries
Peripheral nerve injuries (PNI) are caused by a range of etiologies and result in a broad spectrum of disability. While nerve autografts are the current gold standard for the reconstruction of extensive nerve damage, the limited supply of autologous nerve and complications associated with…
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The Effect of Race on the Prognosis of the Glioblastoma Patient: A Brief Review
Glioblastoma is the most common primary malignant brain tumor in adults, and despite decades of intensive research regarding its pathophysiology and treatment, the prognosis for glioblastoma patients remains poor. While many studies have analyzed various factors that may influence survival…
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Biplane Fluoroscopic-Guided Percutaneous Thoracic Instrumentation: A Technical Note
Biplane fluoroscopy in a hybrid operating room (OR) is commonly used for neuroendovascular and hybrid open/endovascular cases. The image quality is far superior to most C-arm fluoroscopy machines in the regular OR. This advantage can be particularly useful for upper and mid-thoracic percutaneous…
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EPID-23. A SYSTEMIC REVIEW OF CENTRAL NERVOUS SYSTEM TUMORS IN AFRICA FROM 1960 – 2017 AND THE NEED FOR A CENTRAL BRAIN TUMOR REGISTRY IN AFRICA
PURPOSE: Central Nervous System (CNS) tumors pose a substantial health problem. Although data on specific time periods and regions of Africa has been previously reported, no study has yet to provide a systemic review on the frequency of CNS tumors for the entire continent of Africa. This study aims…
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Lateral Ventricle Solitary Fibrous Tumor: A Case Report and Review of the Literature
Solitary fibrous tumors (SFTs) are rare tumors thought to be of mesenchymal origin. Even though intracranial, especially intraventricular, SFTs are rare, this diagnosis should be considered in the differential for intraventricular lesions. Here, report the case of a female in her 60s who underwent…
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Indirect Bypass With Pericranial Transposition for Moyamoya Syndrome in an Infant
Moyamoya syndrome (MMS) is a progressive disease that can result in debilitating strokes. Surgical revascularization is the mainstay of treatment. Selection of the proper bypass technique depends on the vascular anatomy and location of the hypoperfused cerebral territory. We describe here a case of…
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Incidence trends, rates, and ethnic variations of primary CNS tumors in Texas from 1995 to 2013
BACKGROUND: Although rare, primary central nervous system (CNS) tumors are associated with significant morbidity and mortality. Texas is a representative sample of the United States population given its large population, ethnic disparities, geographic variations, and socio-economic differences…
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Neuroinflammation and Blood-Brain Barrier Disruption Following Traumatic Brain Injury: Pathophysiology and Potential Therapeutic Targets
Traumatic Brain Injury (TBI) is the most frequent cause of death and disability in young adults and children in the developed world, occurring in over 1.7 million persons and resulting in 50,000 deaths in the United States alone. The Centers for Disease Control and Prevention estimate that between…
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Extradigital Glomus Tumor Mimics an Intrinsic Nerve Tumor in a Trauma Patient: Case Report and Literature Review
Glomus tumors are rare, painful, and usually benign neoplasms that typically occur at the subungual aspect of digits. Rarely, glomus tumors may arise in other areas of the body. We present a case of an extradigital glomus tumor on a forearm with prior trauma that presented with symptoms of an…
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Sacral Dysmorphism Increases the Risk of Superior Gluteal Artery Injury in Percutaneous Sacroiliac Joint Fusion: Case Report and Literature Review
Sacroiliac (SI) joint dysfunction is a significant contributor to low back pain. Percutaneous SI joint fusion is a minimally invasive procedure that can provide excellent pain relief for patients, but it is not without complications, especially in patients with abnormal lumbosacral anatomy. We…
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Optimum treatment for primary intracranial Ewing sarcoma
Ewing sarcoma (ES) is an aggressive, high-grade neuroectodermal neoplasm that frequently manifests in children and young adults. Although ES without osseous involvement most commonly involves paravertebral regions of the spine, it very rarely presents as a primary intracranial tumor. This report…
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COVID-19: Initiating the Expansion of Telemedicine in Neurosurgery
OBJECTIVE: As COVID-19 spreads around the world, so does telemedicine across many medical specialties including neurosurgery. Given the unique patient population in neurosurgery, arising opportunities for integration and expansion of telemedicine into neurosurgery practice come with challenges for…
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An Exploratory Study of the Frequency of Central Nervous System Tumors by Type in the Central Texas Military and Civilian Populations
Background: The types of central nervous system (CNS) tumors in a patient population with a history of military service were compared to the types of CNS tumors in a similar patient population without a military service history to determine if a relationship exists between military service and CNS…