Publications by authors named "Zachary Grinspan"

Background: Sudden unexpected death in epilepsy (SUDEP) is a common cause of premature death in children and adults with epilepsy. People with epilepsy and their caregivers prefer the risk of SUDEP to be disclosed by their clinicians; however, few tools exist to support these conversations.

Methods: We aimed to (1) characterize SUDEP communication preferences of clinicians and caregivers of children with epilepsy, and (2) leverage these preferences to develop a conversation guide to support the discussion of SUDEP risk.

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Objective: Lennox-Gastaut Syndrome (LGS) is a severe, often treatment-resistant epilepsy syndrome typically diagnosed in early childhood. Many have seizures before diagnosis. Some have periods of seizure freedom before treatment resistance, i.

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Objective: Lennox-Gastaut syndrome (LGS) is a severe, childhood-onset epilepsy that is typically refractory to treatment. We surveyed the current landscape of LGS treatment, aiming to identify challenges to the development of efficacious therapies, and to articulate corresponding priorities toward clinical trials that improve outcomes.

Methods: The LGS Special Interest Group of the Pediatric Epilepsy Research Consortium integrated evidence from the literature and expert opinion, into a narrative review.

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Article Synopsis
  • Scientists wanted to understand brain tissues in newborns by measuring myelin and iron using a new method called quantitative susceptibility mapping.
  • They had 69 healthy newborns get MRI scans to see how these materials showed up in different parts of the brain.
  • The results showed differences in brain signals: myelin had a lower signal in some areas while iron had a higher signal in others, helping to reveal how these substances are distributed in newborn brains.
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Background: Epilepsy surgery is an underutilized resource for children with drug-resistant epilepsy. Palliative and definitive surgical options can reduce seizure burden and improve quality of life. Palliative epilepsy surgery is often seen as a "last resort" compared to definitive surgical options.

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Article Synopsis
  • - The study aimed to estimate the incidence of 28 rare epilepsies in children from New York City between 2010-2014 and compare these findings with existing literature.
  • - Eight of the rare epilepsies had multiple prior estimates, and the researchers' findings were consistent with published data, identifying infantile epileptic spasms as the most common, while 15 had less data, resulting in new estimates for conditions like early infantile developmental encephalopathy.
  • - The findings highlight a gap in research, particularly for genetic epilepsies with vague symptoms, suggesting the need for more comprehensive studies to clarify their incidence.
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Large language models (LLMs) are advanced artificial intelligence (AI) systems that excel in recognizing and generating human-like language, possibly serving as valuable tools for neurology-related information tasks. Although LLMs have shown remarkable potential in various areas, their performance in the dynamic environment of daily clinical practice remains uncertain. This article outlines multiple limitations and challenges of using LLMs in clinical settings that need to be addressed, including limited clinical reasoning, variable reliability and accuracy, reproducibility bias, self-serving bias, sponsorship bias, and potential for exacerbating health care disparities.

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Objectives: Corpus callosotomy (CC) is used to reduce seizures, primarily in patients with generalized drug-resistant epilepsy (DRE). The invasive nature of the procedure contributes to underutilization despite its potential superiority to other palliative procedures. The goal of this study was to use a multi-institutional epilepsy surgery database to characterize the use of CC across participating centers.

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Objectives: To describe the proportion of pediatric mental health emergency department (MH-ED) visits across 5 COVID-19 waves in New York City (NYC) and to examine the relationship between MH-ED visits, COVID-19 prevalence, and societal restrictions.

Methods: We conducted a time-series analysis of MH-ED visits among patients ages 5 to 17 years using the INSIGHT Clinical Research Network, a database from 5 medical centers in NYC from January 1, 2016, to June 12, 2022. We estimated seasonally adjusted changes in MH-ED visit rates during the COVID-19 pandemic, compared with predicted prepandemic levels, specific to each COVID-19 wave and stratified by mental health diagnoses and sociodemographic characteristics.

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Objective: Administrative codes to identify people with rare epilepsies in electronic health records are limited. The current study evaluated the use of keyword search as an alternative method for rare epilepsy cohort creation using electronic health records data.

Methods: Data included clinical notes from encounters with International Classification of Diseases, Ninth Revision (ICD-9) codes for seizures, epilepsy, and/or convulsions during 2010-2014, across six health care systems in New York City.

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Background And Objectives: The objective of this study was to determine patient-specific factors known proximate to the presentation to emergency care associated with the development of refractory convulsive status epilepticus (RSE) in children.

Methods: An observational case-control study was conducted comparing pediatric patients (1 month-21 years) with convulsive SE whose seizures stopped after benzodiazepine (BZD) and a single second-line antiseizure medication (ASM) (responsive established status epilepticus [rESE]) with patients requiring more than a BZD and a single second-line ASM to stop their seizures (RSE). These subpopulations were obtained from the pediatric Status Epilepticus Research Group study cohort.

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Background: The Omicron variant of SARS-CoV-2 has a predilection for the upper airways, causing symptoms such as sore throat, hoarse voice, and stridor.

Objective: We describe a series of children with COVID-19-associated croup in an urban multicenter hospital system.

Methods: We conducted a cross-sectional study of children ≤18 years of age presenting to the emergency department during the COVID-19 pandemic.

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Background: We summarize the history of individuals with Sturge-Weber syndrome (SWS) to inform clinical trial design and identify variations in care.

Methods: We performed retrospective chart review of individuals with SWS from centers in New York City. We characterized data quality using a novel scoring system.

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The emergence of the Omicron variant was accompanied by an acute increase in COVID-19 cases and hospitalizations in New York City. An increased incidence of COVID-19-associated croup in children during the Omicron wave has been recognized, suggesting that there may be other changes in clinical symptoms and severity. To better understand clinical outcomes and health care utilization in children infected with SARS-CoV-2 during the Omicron wave, we performed a cross-sectional study in pediatric patients aged ≤18 years who were tested for SARS-CoV-2 in pediatric emergency departments within a large medical system in New York City from 2 December 2021 to 23 January 2022.

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Background: Counseling adolescent women with epilepsy (WWE) about reproductive health (contraception, sexual activity, and menstruation) is important given the teratogenicity of many antiseizure medications and high rates of contraception failure. Only a third of adolescent WWE report discussing contraception with their epileptologists, demonstrating a significant gap in counseling.

Methods: We assessed factors associated with reproductive health counseling by pediatric neurologists via a retrospective chart review of adolescent (aged 12-18 years) WWE seen at a pediatric neurology clinic from 2018 to 2020.

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Article Synopsis
  • The study aimed to find out what things make sudden unexpected death in epilepsy (SUDEP) more likely, using an online seizure diary called SeizureTracker™.
  • They looked at over 30,000 users of the app and compared their risk factors to those from other studies.
  • The results showed that those using SeizureTracker™ have a higher risk of SUDEP, especially if they have generalized tonic-clonic seizures, and this information can help researchers learn more about preventing SUDEP.
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Objective: The aim of this study was to determine whether selection of treatment for children with infantile spasms (IS) varies by race/ethnicity.

Methods: The prospective US National Infantile Spasms Consortium database includes children with IS treated from 2012 to 2018. We examined the relationship between race/ethnicity and receipt of standard IS therapy (prednisolone, adrenocorticotropic hormone, vigabatrin), adjusting for demographic and clinical variables using logistic regression.

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Objective: Pediatric epilepsy is often associated with diminished health-related quality of life (HRQOL). Our aim was to establish the validity of the Pediatric Epilepsy Learning Healthcare System Quality of Life (PELHS-QOL-2) questions, a novel two-item HRQOL prompt for children with epilepsy, primarily for use in clinical care.

Methods: We performed a multicenter cross-sectional study to validate the PELHS-QOL-2.

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Article Synopsis
  • Drug-resistant epilepsy is more common in children under 3 years old, who can benefit substantially from early seizure surgery despite it being infrequently utilized in this age group.
  • A study of 437 children revealed that those under 3 had more severe symptoms, like daily seizures and abnormal neurological exams, yet still faced delays in referrals for surgical evaluation.
  • Results showed that while surgery can lead to significant seizure freedom, it is often recommended for children with more severe conditions; issues like low use of ancillary testing may affect access to these treatments for younger patients.
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Surgery is an effective but underused treatment for drug-resistant epilepsy in children. Algorithms to identify surgical candidates and estimate the likelihood of postoperative clinical improvement may be valuable to improve access to epilepsy surgery. We provide a focused review of these approaches.

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The International Classification of Diseases (ICD) system includes sub codes to indicate that an individual with epilepsy is treatment resistant. These codes would be a valuable tool to identify individuals for quality improvement and population health, as well as for recruitment into clinical trials. However, the accuracy of these codes is unclear.

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Objective: There are three recommended first-line treatments for infantile spasms, adrenocorticotropic hormone (ACTH), oral corticosteroids, and vigabatrin, though non-standard treatments such as topiramate are sometimes selected. Is it uncertain how treatment selection influences health services outcomes.

Methods: We conducted a retrospective cohort study of Medicaid beneficiaries newly diagnosed with infantile spasms from 2009-2010.

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