Articles tagged with Epilepsy
Researchers at Albert Einstein College of Medicine are developing novel biomarkers to predict post-traumatic epilepsy risk and treatments. The team aims to establish a biomarker panel that can identify people at high risk for PTE and predict their response to treatment.
Researchers create a new method for detecting diagnostic markers of epilepsy using EEG and MEG, enabling precise localisation of epileptogenic cortical structures. The biomimetic algorithm improves the effectiveness of neurosurgical interventions for epilepsy patients with resistant treatment.
A study found that certain shunts used after epilepsy surgery may increase the risk of chronic headaches by causing the brain to shift across the skull. Researchers discovered that non-programmable shunt valves were associated with elevated brain shift, while programmable valves weren't.
A study of over 1.7 million children found no link between antidepressant use by mothers during the first trimester and a child's risk of seizures or epilepsy. However, children exposed to certain antidepressants had a slightly higher risk of neonatal seizures.
A recent study in CMAJ found that nearly half of Canadian drownings were caused by pre-existing medical conditions, with seizure disorders posing a significant risk. Young women aged 20-34 with seizure disorders were particularly vulnerable, facing a risk 23 times higher than the general population.
Researchers at Cedars-Sinai discovered how the brain uses a group of neurons in the frontal lobe to monitor performance, enabling humans to learn from mistakes and develop specific skills. This mechanism allows for flexibility in learning new tasks and adjusting focus based on conflict or difficulty encountered.
Astrocytes, comprising nearly half of all brain cells, have been found to perform an electrically active function that influences neurotransmitter release and brain disease pathology. This discovery opens new avenues for neuroscience research and potential treatments for conditions like Alzheimer's and epilepsy.
Scientists at Gladstone Institutes have discovered that reducing protein tau levels soon after birth can prevent autism and epilepsy in an experimental model. The study pinpointed the crucial brain cells where tau levels must be reduced to avoid these problems, and showed that lowering tau is still effective when initiated after birth.
Researchers tracked brain cell activity in zebrafish during seizures, finding that seizures arise from an excess of excitatory over inhibitory neuron activity in confined regions. The findings suggest a nuanced role for both excitation and inhibition in seizure origins.
A study at the University of Helsinki found that in utero exposure to mother's antiepileptic or antidepressant medication can lead to widespread changes in cortical networks, affecting local and global brain function. This may have implications for infants' neuropsychological development and future research on environmental factors.
Researchers have identified a potential method of preventing damaging seizure activity by restoring the integrity of blood vessels in the brain. This breakthrough could hold promise for treating patients who are currently non-responsive to anti-seizure medications.
Researchers at Columbia University have developed a way to use the body's ions to transmit data at megahertz rates for implantable bioelectronics. This technique, dubbed ionic communication, leverages electrical potential energy stored in living tissues to exchange data with external devices.
A new study suggests that people with epilepsy linked to head injuries are more likely to experience depression, PTSD, back pain, and other health conditions. Those with drug-resistant epilepsy associated with a head injury reported the lowest quality of life scores.
A Danish cohort study reveals people with epilepsy die significantly earlier than the general population, with excess mortality pronounced among those with mental disorders. The study's findings have important implications for healthcare professionals and highlight the need for targeted preventive efforts to reduce mortality.
Researchers discovered newborn neurons and immature astroglia in patients with epilepsy, which could lead to new anti-seizure medications. The study suggests that targeting immature astroglia may be an effective approach to controlling seizures without aggressive brain surgery.
A genetic disease in children, CHARGE syndrome causes intellectual disability, attention deficit disorder, and autism. The INRS team is studying the gene's impact on brain development to identify potential treatments.
A new wireless implant has the potential to treat neuropathic pain resistant to medical therapy, offering a minimally invasive alternative to surgery. The device uses bioelectronic therapy to stimulate peripheral nerves from within blood vessels, providing precise placement and predictable outcomes.
Researchers are combining optogenetics and fMRI to study the links between brain activity and behavior. This hybrid approach allows for targeted manipulation and monitoring of brain function in awake and behaving rodents, providing valuable insights into neural mechanisms.
Researchers at Boston University have developed optoacoustic neurostimulation with single neuron and subcellular level precision. Optoacoustic neuromodulation may offer advantages over ultrasonic neuromodulation, including higher spatial temporal resolution.
A new study found that vagus nerve stimulation (VNS) plus anti-seizure medications significantly reduces hospital costs for children with drug-resistant epilepsy. The study showed patients treated with VNS and ASM had lower inpatient healthcare utilization and outpatient care costs compared to those treated with ASM alone.
A research team found that limiting energy in neurons increases hyperexcitability and severity of seizures in mice. The ketogenic diet restored mitochondrial function and reduced seizure intensity.
Researchers created cortical organoids from patients' skin cells, mimicking focal cortical dysplasia and identifying mechanisms involved in its emergence. The model can be used to screen existing medications for patients with severe epilepsy.
A study of 383 extremely preterm babies found that most had neurodevelopmental disorders and/or other diagnoses during childhood. The children were referred for habilitation services and had a range of additional diagnoses, including asthma and short stature.
Researchers discovered that epilepsy patients' social media activity increased before their sudden deaths from SUDEP. The study found significant alterations in the patients' digital behavior, including changes in the number of words written and drastic sentiment shifts in their posts.
A team of researchers has discovered a compound called TC-2153 that reduces seizure severity in mice with temporal lobe epilepsy by decreasing the activity of hippocampal neurons. The study found that female sex hormones play a role in the efficacy of TC-2153, which may be relevant to sex differences seen in temporal lobe epilepsy.
When the eyes land on a face, certain cells in the amygdala react and trigger memory-making activity. Theta wave activity is also reset or restarted, preparing the hippocampus to receive new socially relevant information.
Researchers observed that chandelier cells, which regulate cortical circuit activity, communicate with other neurons shortly after birth, influencing brain development. This interaction is crucial for normal brain function and may be disrupted in neurological disorders.
A consensus advice document provides an overview of available cannabis medicines for treating epilepsy in children and adults, including dosing, interactions, and symptom relief. The guidance will be updated as new evidence emerges, providing structure for a future definitive guideline.
The SynGAP Research Fund has developed a pre-screening tool to identify potential SYNGAP1 patients through a free online survey. The partnership with Probably Genetic aims to screen undiagnosed patients and provide them with genetic testing resources, ultimately advancing treatment development for SYNGAP1.
Researchers at UCL have created a technique called magnetomechanical stimulation that uses microscopic magnetic particles to control touch-sensitive brain glial cells. This allows for precise and remote activation of astrocytes, providing a new tool for understanding their function and potential treatment of neurological disorders.
A noninvasive imaging method called virtual intracranial EEG (ViEEG) has been developed to replace electrodes in epilepsy surgery planning. The method uses magnetoencephalographic (MEG) imaging to create a dynamic map of the brain during seizures, enabling precise identification of brain networks involved in seizure generation.
Researchers have identified a key brain protein to target for new customized drug therapies treating adverse symptoms of developmental disorder subtypes. The study found that mutations in ARHGEF9 lead to intellectual disability through impaired α2 subunit function, which is a central hub for many neurological symptoms.
Researchers found a significant increase in overdose deaths involving gabapentinoids and z-drugs between 2000 and 2018. The proportion of deaths increased by more than three-fold, coinciding with exponential prescription increases. Co-usage with opioids was common, with over 67% of overdose victims having both substances in their system.
A new study has discovered that as brains mature, the precise ways in which two key memory regions communicate make us better at forming lasting memories. The findings also suggest how brains learn to multitask with age, with slower oscillations in older participants and faster oscillations in younger ones.
A study by University of Pittsburgh researchers found that blood levels of seven out of ten commonly used anticonvulsant medications dropped dramatically during pregnancy, leading to breakthrough seizures. The study aims to improve outcomes in women with epilepsy by better managing their medications over the course of pregnancy.
A team of scientists has identified hundreds of new genomic loci associated with brain structure, shedding light on how the human brain is shaped. The study used genetically informed brain atlases to uncover the largest number of genetic variants linked to cortex size and thickness.
Researchers discovered increased activity in the hippocampus during anesthesia and sleep, preceding Alzheimer's symptoms by years. This abnormality may enable early diagnosis and treatment of the disease.
A team of scientists from Pusan National University conducted an updated meta-analysis to clarify the relationship between alcohol consumption and unprovoked seizures and epilepsy. They found that overall, alcohol drinkers were at a significantly higher risk of developing epilepsy compared to non-drinkers.
Researchers developed a gene therapy called Targeted Augmentation of Nuclear Gene Output (TANGO), which boosts SCN1A protein production in brain cells. The treatment restored normal cell function and reduced seizures in lab mice with Dravet syndrome, offering hope for the first direct treatment of the fundamental cause.
The new sensor grids offer 100 times higher resolution than existing technology, allowing for more precise identification of seizure origins and preservation of healthy brain tissue. Longer term, the technology holds potential for permanent implantation to improve life quality for people with paralysis or neurodegenerative diseases.
Researchers have created a compact and affordable device for recording brain activity, offering research-grade signal quality and customizable configuration. The device has the potential to help people with epilepsy detect impending seizures and those with limited mobility regain control over their limbs.
Researchers at Tohoku University have discovered a stimulation paradigm that can induce epilepsy resistance in experimental animals. Repeated stimulation resulted in a dramatic decrease in seizure response to the stimulus, suggesting a potential therapeutic strategy for managing epilepsy.
A study published in Neurosurgery found that responsive neurostimulation system reduced disabling seizures in 84% of children and young adults with drug-resistant epilepsy. The youngest patient to undergo RNS implantation was a 3-year-old child.
Scientists have discovered a brain protein, CNTNAP2, that quiets overactive brain cells and is at abnormally low levels in children with autism. The protein can be detected in cerebrospinal fluid, making it a potential biomarker for diagnosing autism and treating epilepsy.
Researchers found that a genetic mutation associated with severe congenital epilepsy also leads to neural degeneration, inflammation and behavioral symptoms in mice. The study suggests the mutation as a potential target for treatment.
A case series of 10 children with severe epilepsy found that whole plant medicinal cannabis reduced monthly seizure frequency by an average of 86%. The study suggests that whole plant products may be more effective than CBD products in treating childhood-onset severe treatment-resistant epilepsy.
Researchers found damage to a brain part that regulates hyperactivity contributes to both memory issues and seizures in the most common form of epilepsy. This discovery may lead to earlier diagnosis and new treatments for epilepsy and related disorders.
A new web-based application can predict which epilepsy patients will not benefit from stereo-electroencephalography (SEEG), a costly and invasive procedure. The '5-SENSE' score reliably identifies patients who will not have a focal seizure onset zone, allowing clinicians to avoid unnecessary procedures.
Researchers at Skoltech propose a method for interpreting brain activity data that is up to five times more accurate than the conventional technique. This method can help treat drug-resistant epilepsy and understand cognitive processes in the healthy brain.
A study by University of Minnesota Medical School researchers shows that merging AI with electrical brain stimulation can enhance specific brain functions related to self-control and mental flexibility. The method improved cognitive control in patients undergoing brain surgery for epilepsy, reducing anxiety and depression symptoms.
Scientists at Gladstone Institutes discovered that non-convulsive epileptic activity drives chronic brain inflammation in Alzheimer's models, which can be reversed by eliminating protein tau or using the anti-epileptic drug levetiracetam. This link between brain networks and immune cells may hold promising treatments for Alzheimer's di...
Researchers found that somatostatin interneurons can cause seizures when they go haywire, disrupting the brain's balance. The study identified a rare epilepsy syndrome and developed mouse models to understand the neurological dysfunction, paving the way for new treatments.
Researchers at Gladstone Institutes found that reducing tau levels impacts both excitatory and inhibitory cells, leading to a reduction in excitation-inhibition ratios. This effect counteracts diseases that cause abnormal increases in this ratio, potentially improving the brain's ability to perform its functions.
Researchers at the University of Sydney have discovered three rare cannabinoids that reduce seizures in a mouse model of Dravet syndrome. These findings provide new insights into the potential therapeutic effects of cannabis extracts on treating epilepsy.
A Phase 2 clinical trial found that levetiracetam improved cognitive function in Alzheimer's patients with epileptic activity, particularly those under 65 when symptoms began. The study demonstrated a clear benefit from the medication for this subtype of Alzheimer's disease.
A study found that oxcarbazepine, a commonly prescribed anti-seizure medication, is associated with a higher risk of fractures in children with epilepsy. The research team examined the effects of levetiracetam and oxcarbazepine on bone fragility in children between the ages of four and 13.
Researchers found that listening to Mozart's Sonata for Two Pianos in D Major (K448) for at least 30 seconds was associated with a significant reduction in epilepsy-associated electrical activity spikes. The study suggests that the therapeutic effects may be linked to positive emotional responses triggered by the music.
Researchers at UC San Diego are developing higher-resolution sensor grids with increased density to improve diagnosis and treatment of drug-resistant epilepsy. The team plans to test these grids in pigs before conducting clinical trials, aiming to provide surgeons with a clearer picture of brain regions triggering seizures.
Researchers emphasize the importance of high-quality evidence for efficacy and safety when evaluating cannabis-based medicinal products in pediatric epilepsies. The authors caution that unlicensed products pose risks to children with epilepsy and warn against using them as a Trojan horse for the cannabis industry.
A new study published in Science identifies a specific molecule, C1q, that plays a key role in the long-term effects of traumatic brain injury. The researchers found that an antibody treatment could prevent the development of negative outcomes such as sleep disruption and inflammation.