Publications by authors named "Randall Porter"

Objective: There is a paucity of high-quality return-to-play (RTP) data following treatment of cervical spine injuries in contact sports. In this study, the authors gathered insights from National Football League (NFL) team spine surgeon consultants to highlight current practices in treating cervical spine injuries and report decision-making regarding RTP in professional American football players.

Methods: A cross-sectional, online survey was distributed to all NFL consulting physicians specializing in the management of spine injuries.

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Objective: Because gliomas have poorly defined tumor margins, the ability to achieve maximal resection is limited. To better discern these margins, fluorescence-guided surgery has been used to aid maximal safe resection. The authors describe their experience with the simultaneous use of intraoperative fluorescein sodium (FNa) confocal laser endomicroscopy (CLE) and operating microscope 5-aminolevulinic acid (5-ALA) fluorescence imaging for glioma resection to improve CLE use for better margin discrimination.

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Objectives: Confocal laser endomicroscopy (CLE) is an intraoperative real-time cellular resolution imaging technology that images brain tumor histoarchitecture. Previously, we demonstrated that CLE images may be interpreted by neuropathologists to determine the presence of tumor infiltration at glioma margins. In this study, we assessed neurosurgeons' ability to interpret CLE images from glioma margins and compared their assessments to those of neuropathologists.

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Objective: Although audio-video recordings of clinic visits improve patient satisfaction and recall, the associated presumed risk of increased malpractice claims limits their use. In this study, we identified whether video recording clinic visits was associated with increases in professional liability claims.

Methods: From 2015 to 2017, the institution's loss run was analyzed, and the rates of medical malpractice claims per physician-year were compared between physicians who used video recordings of clinic visits (V-RoCs) and those who did not.

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Objective: Confocal laser endomicroscopy (CLE) is a US Food and Drug Administration-cleared intraoperative real-time fluorescence-based cellular resolution imaging technology that has been shown to image brain tumor histoarchitecture rapidly in vivo during neuro-oncological surgical procedures. An important goal for successful intraoperative implementation is in vivo use at the margins of infiltrating gliomas. However, CLE use at glioma margins has not been well studied.

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We aimed to explore the delivery of pediatric genetic care before and during the COVID-19 pandemic and assess if disparities in care existed or emerged. We retrospectively reviewed the electronic medical record for patients 18 years old or younger seen in the Division of Pediatric Genetics between September 2019-March 2020 and April-October 2020. Outcomes included time between referral and new visit, recommendation and completion of genetic testing and/or follow-up visit within 6 months, and telemedicine versus in-person format.

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Background: Ophthalmic imaging plays an increasingly important role the evaluation of abusive head trauma, however these imaging modalities may be unfamiliar to non-ophthalmologists.

Objective: To provide pediatricians and child abuse pediatric professionals with background on ophthalmic imaging techniques in the context of suspected abuse, as well as information on commercial options and costs for those interested in augmenting their ophthalmic imaging capabilities.

Methods: We performed a review of the ophthalmic imaging literature for fundus photography, ocular coherence tomography, fluorescein angiography, ocular ultrasound, computed tomography, magnetic resonance imaging and postmortem imaging.

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Infections associated with giant intradiploic cranial epidermoid cysts are rare. This case report describes the successful surgical management of a 71-year-old diabetic man with a giant intradiploic cranial epidermoid cyst associated with a secondary infection. The patient underwent successful resection of the infected lesion with washout, debridement, and obliteration of the eustachian canal and external auditory canal.

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Objective: Anterior lumbar interbody fusion (ALIF) and lateral lumbar interbody fusion are common techniques that typically require staged procedures when performed in combination. Interest is emerging in single-position surgery to increase operative efficiency. We report a novel surgical technique, supine extended reach lateral fusion, to perform ALIF and lateral lumbar interbody fusion with the patient in a single supine position.

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Background: Precise communication between neurosurgeons and pathologists is crucial for optimizing patient care, especially for intraoperative diagnoses. Confocal laser endomicroscopy (CLE) combined with a telepathology software platform (TSP) provides a novel venue for neurosurgeons and pathologists to review CLE images and converse intraoperatively in real-time.

Objective: To describe the feasibility of integrating CLE and a TSP in the surgical workflow for real-time review of in vivo digital fluorescence tissue imaging in 3 patients with intracranial tumors.

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Objective: Communication between neurosurgeons and pathologists is mandatory for intraoperative decision-making and optimization of resection, especially for invasive masses. Handheld confocal laser endomicroscopy (CLE) technology provides in vivo intraoperative visualization of tissue histoarchitecture at cellular resolution. The authors evaluated the feasibility of using an innovative surgical telepathology software platform (TSP) to establish real-time, on-the-fly remote communication between the neurosurgeon using CLE and the pathologist.

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 To better understand the risk-benefit profile of skull base meningioma resection in older patients, we compared perioperative complications among older and younger patients.  Present study is based on retrospective outcomes comparison.  The study was conducted at a single neurosurgery institute at a quaternary center.

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Objective: The authors evaluated the feasibility of using the first clinical-grade confocal laser endomicroscopy (CLE) system using fluorescein sodium for intraoperative in vivo imaging of brain tumors.

Methods: A CLE system cleared by the FDA was used in 30 prospectively enrolled patients with 31 brain tumors (13 gliomas, 5 meningiomas, 6 other primary tumors, 3 metastases, and 4 reactive brain tissue). A neuropathologist classified CLE images as interpretable or noninterpretable.

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 This study investigated the impact of residual tumor volume (RTV) on tumor progression after subtotal resection and observation of WHO grade I skull base meningiomas.  This study is a retrospective volumetric analysis.  This study was conducted at a single institution.

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Background: Anterior lumbar interbody fusion (ALIF) and lateral lumbar interbody fusion (LLIF) are commonly performed in separate stages with a change in patient positioning to provide arthrodesis in the lumbar spine. Interest has emerged in performing these approaches as a single-stage surgery with the patient in the lateral decubitus position. The objective of this study was to evaluate the technical feasibility of performing minimally invasive anterolateral fixation in a single supine position.

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Objective: Lateral lumbar interbody fusion (LLIF) via a transpsoas approach is a workhorse minimally invasive approach for lumbar arthrodesis that is often combined with posterior pedicle screw fixation. There has been increasing interest in performing single-position surgery, allowing access to the anterolateral and posterior spine without requiring patient repositioning. The feasibility of the transpsoas approach in patients in the prone position has been reported.

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Purpose: The full utility of general health Patient-Reported Outcomes Measurement Information System (PROMIS) surveys in the eye care setting has not been previously demonstrated. This report demonstrates the feasibility of implementing PROMIS in an eye care clinic.

Patients And Methods: Over 2 months, general health and functioning PROMIS surveys were offered to all patients in an optometric clinic in Rochester, NY.

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Introduction Venous thromboembolism (VTE) is the most common preventable cause of morbidity and mortality among neurosurgery patients. Several studies have concluded that the use of chemical prophylaxis among patients undergoing a craniotomy reduces the incidence of VTE, and it is presumed to be safe. However, these studies do not differentiate between a supratentorial and posterior fossa craniotomy.

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 Cystic vestibular schwannomas (CVSs) are anecdotally believed to have worse clinical and tumor-control outcomes than solid vestibular schwannomas (SVSs); however, no data have been reported to support this belief. In this study, we characterize the clinical outcomes of patients with CVSs versus those with SVSs.  This is a retrospective review of prospectively collected data.

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Lateral lumbar interbody fusion (LLIF) provides indirect decompression without disruption of the posterior elements. It involves a larger implant footprint than that of posterior approaches. LLIF is typically performed with the patient in the lateral decubitus position.

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The use of robotic systems to aid in surgical procedures has greatly increased over the past decade. Fields such as general surgery, urology, and gynecology have widely adopted robotic surgery as part of everyday practice. The use of robotic systems in the field of spine surgery has recently begun to be explored.

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Study Design: In vitro cadaveric biomechanical study.

Objective: Biomechanically characterize a novel lateral lumbar interbody fusion (LLIF) implant possessing integrated lateral modular plate fixation (MPF).

Methods: A human lumbar cadaveric (n = 7, L1-L4) biomechanical study of segmental range-of-motion stiffness was performed.

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is a genus of commensal bacteria of the oral cavity of several domesticated animals and a common cause of cellulitis after animal bites. has also been reported as a rare cause of endocarditis, with only 35 prior cases of definite endocarditis in the literature. Here, we present a case of endocarditis treated successfully with surgery and antibiosis, as well as a review of the literature with statistical analysis of correlations between risk factors and clinical outcomes, as well as between treatment choices and clinical outcomes.

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