Catherine Peterson

University of California, Los Angeles | UCLA · Department of Radiology

Background Spinal epidural arteriovenous fistulas (SEDAVFs) are rarely diagnosed vascular malformations that can cause spinal cord compression and congestive myelopathy. Methods This is a single-center, retrospective case series of patients with SEDAVFs who underwent observation or treatment at UCLA medical center between 1993 and 2023. Results B...

Introduction Spinal epidural arteriovenous fistulas (SEAVFs) are rarely diagnosed vascular malformations that can cause spinal cord compression and congestive myelopathy. Methods This is a single center, retrospective case series of patients with SEAVF who underwent observation or treatment at UCLA medical center from 1993 to 2023. Results A tota...

Background Neurointerventional robotic systems may reduce occupational radiation, improve procedural precision, and allow for future remote teleoperation. A limited number of single institution case reports and series have been published outlining the safety and feasibility of robot-assisted diagnostic cerebral angiography. Methods This is a multi...

Background: Neurointerventional robotic systems have potential to reduce occupational radiation, improve procedural precision, and allow for future remote teleoperation. A limited number of single institution case reports and series have been published outlining the safety and feasibility of robot-assisted diagnostic cerebral angiography. Methods...

INTRODUCTION Survivors of nontraumatic intraventricular hemorrhage are often left with memory impairment, however, underlying mechanisms of this dysfunction remain to be elucidated. METHODS The experimental design included two groups of Sprague Dawley rats (n=30): intraventricular hemorrhage (control) and intraventricular hemorrhage with sustained...

Background Supraorbital eyebrow craniotomy is a minimally invasive alternative to a frontotemporal craniotomy and is often used for tumor and vascular pathologies. The purpose of this study was to investigate how patient cosmetic outcomes are affected by technique variations of this approach. Methods PubMed, Embase, and Scopus databases were system...

The mechanisms of cognitive decline after intraventricular hemorrhage (IVH) in some patients continue to be poorly understood. Multiple rodent models of intraventricular or subarachnoid hemorrhage have only shown mild or even no cognitive impairment on subsequent behavioral testing. In this study, we show that intraventricular hemorrhage only leads...

Survivors of intraventricular hemorrhage are often left with significant long-term memory impairment; thus, research utilizing intraventricular hemorrhage animal models is essential. In this study, we sought out ways to measure intracranial pressure, mean arterial pressure, and cerebral perfusion pressure during nontraumatic intraventricular hemorr...

Background Supraorbital eyebrow keyhole craniotomy is a minimally invasive alternative to a frontotemporal craniotomy and is often used for tumor resection and aneurysm clipping. The purpose of this study is to provide a contemporary review on the outcomes related to this approach and to determine if they vary with the type of pathology and the add...

The clinical indications and added value of obtaining MRI in the acute phase of spinal cord injury (SCI) remain controversial. This review aims to critically evaluate evidence regarding the role of MRI to influence decision-making and outcomes in acute SCI. A systematic review and meta-analysis were performed according to PRISMA methodology to iden...

Mechanisms underlying memory and cognitive dysfunction following spontaneous intracranial hemorrhage are diverse. The aim of this systematic review was to provide a contemporary review of the commonly reported mechanisms responsible for memory impairment following nontraumatic intracranial hemorrhage. PubMed, Embase, and Scopus databases were syste...

Background: Limited data exists on the long-term effects of aneurysmal subarachnoid hemorrhage (SAH) on spatial memory. Herein, we used a computerized virtual water maze to evaluate the feasibility of spatial memory testing in pilot cohort of ten patients who survived previous SAH. Methods: Ten SAH survivors (5.8 ± 5.1 years after initial hemorr...

The prevalence of recurrent and residual aneurysms following Woven EndoBridge (WEB) treatment is not insignificant. The goal of this systematic review was to evaluate retreatment methods for such aneurysms and their outcomes. PubMed, Embase, and Scopus databases were systematically searched, and results were reported according to the PRISMA (Prefer...

The lateral lumbar interbody fusion technique for lumbar arthrodesis is gaining popularity and being added as an option to traditional posterior and anterior approaches. In light of this, we analyzed the literature to identify the 25 most cited articles regarding lateral lumbar interbody fusion. The Thomson Reuters Web of Science was systematically...

Objective: Transradial access has recently been gaining more popularity in various neurointerventional procedures. To this day, a systematic review and meta-analysis investigating the outcomes of transradial access for mechanical thrombectomy in acute stroke have not been performed. Methods: PubMed, Embase, and Scopus databases were systematical...

Background Spinal cord injury (SCI) carries debilitating lifelong consequences and, therefore, requires careful review of different treatment strategies. Methods An extensive review of the English literature (PubMed 1990 and 2019) was performed regarding recent advances in the treatment of SCI; this included 46 articles written over 28 years. Res...

Introduction: Sellar/suprasellar arachnoid cysts are infrequent nonneoplastic cystic lesions that account for approximately 1% of all arachnoid cysts. While various surgical treatment options have been proposed for symptomatic lesions, treatment guidelines regarding the management of asymptomatic sellar/suprasellar arachnoid cysts remain to be elu...

Background Fungal cervical spondylodiscitis is rare and accounts for less than 1% of all cervical, thoracic, and lumbar vertebral osteomyelitis and discitis. Case Description A 32-year-old non-immunocompromised male presented with persistent neck pain and paresthesias. The magnetic resonance imaging of the cervical spine demonstrated a contrast-en...

Medically refractory epilepsy adds to significant morbidity in the infant population and increases the risk for future neuro- cognitive dysfunction. Epilepsy surgery should be considered an option in young infants who have catastrophic, localizable epilepsy despite the implementation of optimal first-line therapies.1,2 There is limited literature f...

INTRODUCTION Factors influencing the development of syringomyelia in Chiari I are still unknown, and thus the aim of this study was to further elucidate associations with syrinx formation. METHODS After approval by the Wayne State University Institutional Review Board, medical records of Chiari I patients during 2010-2017 were retrospectively anal...

Isolated fractures of the atlas are rare in the pediatric population and it is imperative to properly diagnose the injury with accurate radiological evaluation. Herein, we report a case of a six-year-old child who presented with posterior head and neck pain after a fall. His initial workup, which included plain radiographs, missed a fracture of his...

Air embolism developing from an atrial-esophageal fistula that was created as a complication from an atrial ablation procedure is a rare, yet usually fatal diagnosis. Neurologic manifestations such as meningitis, altered mental status, seizures, strokes, transient ischemic attacks (TIAs), psychiatric changes, and coma can ensue. Imaging of the brai...

OBJECTIVE Children with skull fractures are often transferred to hospitals with pediatric neurosurgical capabilities. Historical data suggest that a small percentage of patients with an isolated skull fracture will clinically decline. However, recent papers have suggested that the risk of decline in certain patients is low. There are few data regar...

Introduction: Intrathecal baclofen pumps are valuable treatment options for those with cerebral palsy. Although subfascial baclofen pump placement is generally preferred over a subcutaneous pump placement due to lower infection rates, rare complications can occur with the subfascial approach such as pump migration. Case presentation: The authors...

Neural stem cells (NSCs) are a small population of resident cells that can grow, migrate and differentiate into neuro-glial cells in the central nervous system (CNS). Peroxisome proliferator-activated receptor gamma (PPARγ) is a nuclear receptor transcription factor that regulates cell growth and differentiation. In this study we analyzed the influ...

Brain tumour stem cells (BTSCs) are a small population of cancer cells that exhibit self-renewal, multi-drug resistance, and recurrence properties. We have shown earlier that peroxisome proliferator-activated receptor gamma (PPARγ) agonists inhibit the expansion of BTSCs in T98G and U87MG glioma. In this study, we analysed the influence of PPARγ ag...