Articles tagged with Neurosurgery
A new study found that combining intravenous thrombolysis (IVT) pretreatment with mechanical thrombectomy improves ELVO stroke patient outcomes, resulting in higher rates of functional improvement and lower mortality rates. The treatment approach was also associated with better safety outcomes.
The DAWN trial demonstrates the effectiveness of mechanical thrombectomy for acute stroke caused by large vessel occlusion performed more than 6 hours after onset. The study results offer hope to patients who miss the traditional 6-hour treatment window, allowing doctors to offer life-saving neurointerventional surgery.
Nearly 60% of mechanical thrombectomies occur during non-work hours, with peak periods between 8-11 p.m. The study emphasizes the importance of understanding procedure timing to optimize patient outcomes and optimize physician staffing at stroke centers.
Patients undergoing gastric bypass surgery experience altered sweet taste preferences, with RYGB producing more pronounced effects than VSG. This phenomenon may help clinicians predict patient responses to different surgeries and inform treatment approaches for obesity.
Researchers have identified a unique metabolic signature associated with epileptic brain tissue that can be detected noninvasively using magnetic resonance imaging. This breakthrough allows for precise identification of small regions of abnormal brain tissue in early-stage epilepsy patients.
A new research group at the University of Cambridge aims to improve care for patients with traumatic brain injury (TBI) in low- and middle-income countries. The group will focus on preventing, investigating, treating, and improving outcomes for head-injured patients in these regions.
A new study published in the Canadian Medical Association Journal found that patients experiencing delayed emergency surgery are at a higher risk of death and have longer hospital stays. The delays were primarily caused by staff and operating room unavailability, highlighting the need for spare capacity to ensure timely access to care.
Researchers at Mount Sinai Hospital have developed a novel technique to continuously monitor laryngeal and vagus nerve function during otolaryngology and neurosurgery procedures. This non-invasive method uses a special breathing tube to stimulate and record nerve responses, allowing surgeons to adjust their approach in real-time.
Researchers led by SDSU neuroscientist Stephanie Ries discovered that wide swaths of the brain work in parallel to retrieve correct words from memory, challenging previous assumptions about localized language processing. The study's findings could help speech-language pathologists develop strategies for treating disorders like anomia.
A new computational method uses data from medical imaging to create a color-coded 'digital lego brain' model that predicts organ deformation under surgical action. This allows surgeons to virtually rehearse operations and anticipate potential complications.
Researchers have developed a new device to map the brain during surgery, providing higher resolution neural readings than existing tools. The device enables doctors to perform safer, more precise brain surgeries by distinguishing between healthy and diseased tissues.
A Norwegian University of Science and Technology study found that herniated disc surgery can bring relief to patients 65 and older, with the condition improving more in this age group than younger patients. However, complications were more common and hospital stays longer among seniors compared to younger patients.
Mayo Clinic's new imaging technologies use computerized tomography scans to measure the firmness of brain tumors and how attached they are to normal brain tissue. This information helps surgeons plan the safest method for extraction, potentially reducing complications and improving patient outcomes.
A new computational approach developed at Boston Children's Hospital uses Granger causality analysis to identify the brain regions responsible for seizures. This technology enables surgeons to plan surgeries more accurately and reduce the risk of complications.
Researchers developed an automated drill that can make complex cranial surgeries 50 times faster than standard procedures, reducing time and increasing safety. The drill uses software to set safe cutting paths and has an automatic emergency shut-off switch.
A team of neurosurgeons, engineers, and Hollywood special effects experts created a realistic 3D simulator for practicing endoscopic third ventriculostomy (ETV) procedures. The simulator's effectiveness was evaluated in early tests, showing improved accuracy and safety compared to traditional cadaver-based training.
A new training simulation model using 3D printing and special effects has been developed to teach minimally invasive neurosurgical procedures. The model closely mimics the head and brain structures of an adolescent human patient, providing realistic visual and tactile feedback during simulated surgery.
A new study suggests that brain inflammation and cognitive decline following surgery are triggered by the brain's own microglia. In a mouse model, experimental oral drug depletion of microglia ahead of surgery prevented memory loss and reduced inflammatory molecules in the hippocampus.
Researchers will create a software program that integrates MRI scans with navigational systems to build personalized 3-D maps of brain functions and anatomy.
Researchers found that certain 'super-readers' with reorganized brain circuits perform better in tasks involving written words, while others with intact auditory-visual integration achieve more accurate results. This study highlights the crucial role of brain interactions in cochlear implant success.
A new study analyzed the biomechanics of head injury in pediatric patients with concussions, using physical and computational models to simulate impacts. The researchers found that youths are at higher risk of concussive injury at lower event severities, but no clear predictors for persistent symptoms were identified.
US physicians saw a 55.7% drop in paid malpractice claims over the 22-year period, with pediatricians experiencing the largest decline of 75.8%. The rate of payments also increased by 23.3%, while the amount of payment varied significantly among specialties.
A new supplement published in Neurosurgery highlights the need for neurosurgeons to evolve their practices to thrive in an evolving environment. Dr. Dong H. Kim's recommendations focus on improving patient satisfaction, reducing costs, and enhancing quality outcomes through quality improvement initiatives and innovative approaches.
The supplement highlights emerging topics such as osteobiologics, robotics, and neuromodulation, aiming to minimize bias and provide varied perspectives. A unique study establishes the cost-benefit relationship for spine procedures.
Cedars-Sinai neuroscientists have uncovered the human brain's processes involved in creating and maintaining short-term memories. The study found that persistently active neurons in the medial frontal lobe and medial temporal lobe are critical for memorization, with activity levels correlating to memory recall.
A new laser-based camera has been developed to improve the view of the carotid artery, allowing physicians to detect potential problem areas and monitor atherosclerosis. The technology uses high-resolution imaging to identify lesions and biological markers associated with increased stroke risk.
A new approach to surgical pathology in brain tumor patients uses stimulated Raman histology, improving speed and diagnostic efficiency. The method, tested in an operating room, produces accurate results faster than conventional methods.
A team of researchers from the University of Pennsylvania has successfully grown live adult human neurons in a cell culture, identifying five known brain cell types. The findings hold promise for personalized approaches to understanding and treating brain disorders, such as epilepsy.
Researchers develop a treatment algorithm for bionic hand reconstruction in patients with severe nerve damage, offering improved hand function and reduced chronic pain. The study's five patients show significant improvements in hand function, including increased sensitivity and motor control.
Overlapping surgeries showed improved patient recovery factors, such as shorter hospital stays and lower mortality rates. However, researchers caution that younger and healthier patients were more likely to benefit from this type of procedure.
A 9-day-old baby who suffered a normally fatal stroke was saved after Dr. Alexander Drofa removed the clot by combining mechanical and medicinal therapies. The infant's coma made the case particularly challenging.
The American Academy of Neurology published a guideline suggesting the use of brain imaging to locate language and memory functions before epilepsy surgery. The guideline found weak evidence for the effectiveness of functional MRI (fMRI) in evaluating language abilities, but moderate evidence for its potential in predicting verbal memo...
A literature review of over 19,000 residents in general surgery programs found an overall attrition prevalence of 18 percent. Uncontrollable lifestyle and switching specialties were the most common reasons for leaving.
A $3 million NIH grant will help UTHealth researcher Nitin Tandon decode how the brain processes written words into language. The study, using intracranial electroencephalogram (icEEG), aims to understand the mechanisms of reading and its connection to the broader language system.
A panel of concussion experts recommends a more active approach to treatment, matching treatments to specific symptoms and impairments. The 'TEAM' approach aims to enhance recovery by targeting individual clinical profiles and using multidisciplinary rehabilitation teams.
Researchers identified preoperative abnormalities of two temporal lobe white matter tracts that are not included in standardised temporal lobe surgery in patients who had postoperative seizures. These findings suggest new insights into predicting postoperative seizure outcome using preoperative imaging technology.
Researchers at Penn Medicine have developed a fluorescent dye technique that makes tumors glow brightly during surgery, enabling surgeons to distinguish between healthy and cancerous tissue. The tool has shown promise in patients with brain cancer, demonstrating the ability to identify tumor margins and reduce recurrence rates.
A new high-frequency spinal cord stimulation technique, HF10, offers superior clinical outcomes for patients with severe, chronic back and leg pain. After a trial period, patients were randomly assigned to receive either HF10 or traditional low-frequency SCS, with lasting reductions in back and leg pain reported at two years' follow-up.
The new guidelines provide recommendations for the diagnosis and treatment of positional plagiocephaly in infants, emphasizing the importance of physical therapy with helmet therapy. The guidelines are based on a comprehensive review of research and aim to provide a safe and effective approach for managing this common disorder.
The National Institutes of Health has awarded a $7.5 million grant to researchers at the University of Michigan to study chronic pain. The team aims to investigate how peripheral damage, inflammation, and central nervous system factors interact to cause chronic pain, with potential breakthroughs in treating high levels of chronic pain
Researchers at the University of Pittsburgh have successfully developed a brain-computer interface that allows a paralyzed man to feel sensations in his arms and fingers. The technology, which uses microstimulation of sensory cortex, enables the individual to distinguish pressure intensity and even identify objects through touch.
Researchers assess safety, tolerability, and clinical use of graded aerobic treadmill testing in young athletes with sports-related concussion. The study confirms physiological recovery in 63 patients and improves symptoms in most cases.
A new study found that high-magnitude head impacts in youth football are more common during practice sessions than games. Researchers identified specific tackling drills as contributing to these high-impact incidents and suggest reducing their duration to lower injury risks.
A new study published in The Lancet found that vertebroplasty significantly reduces acute pain and disability in patients with spinal fractures within a 6-week period. The procedure also leads to shorter hospital stays, with an average reduction of 5.5 days.
A new scoring system called the Opercular Index Score (OIS) shows promise in predicting stroke outcomes and collateral robustness, potentially guiding treatment decisions.
A new study reveals wide variations in workforce processes prior to mechanical thrombectomy, with only 43% of institutions allowing patients to be moved to the procedure room while the neurointerventional team is en route. This inefficiency can delay treatment and impact patient outcomes.
Researchers found that flow diversion demonstrates a higher rate of visual improvement and a lower rate of visual decline in patients with paraclinoid aneurysms. Eight out of nine patients treated with Pipeline embolization device showed improved visual outcomes.
Researchers used direct neural recordings and brain stimulation to study visual word form area's role in reading. They found that this area codes knowledge about learned visual words, enabling accurate discrimination of similar words.
Scientists have developed a new method that can accurately identify brain regions triggering seizures in people with epilepsy. The technique, using advanced mathematical modeling procedures, has shown promising results in predicting successful surgery outcomes.
A new model predicts complication risks in spinal cord compression surgery, identifying diabetes and ossification of the posterior longitudinal ligament (OPLL) as significant risk factors. The study analyzed data from 479 patients and found a rate of 16.25% for surgery-related complications.
A recent study found that a pipeline device can safely and effectively treat difficult-to-treat brain aneurysms located near the front of the brain. The device was used to successfully occlude 77.8% of aneurysms, with a success rate of 70% for previously treated cases.
A small clinical trial found injecting modified stem cells into the brains of chronic stroke patients restored motor function, with no side effects attributed to the stem cells themselves. The promising results set the stage for an expanded trial and suggest a new approach to treating brain damage.
A new class of technology provides greater resolution for measuring electrical activity in space and time, matching existing methods. The flexible device is made of layers of silicon and molybdenum that can measure physiological characteristics and dissolve at a known rate.
Researchers at Barrow Neurological Institute have developed a new imaging tool that enables neurosurgeons to visualize brain tumor cells in real-time during surgery. This technology, known as confocal laser endomicroscopy, allows surgeons to identify and characterize tumor tissue more accurately than traditional methods.
Researchers at the University of Helsinki found that the modified Rankin Scale is poorly suited to evaluating neurosurgical treatment results. A one-year follow-up study revealed that 24% of patients with no complications showed decreased function on the scale, while 28% with complications received identical or better scores.
The April issue of Neurosurgical Focus presents 12 articles on sports-related concussion, sequelae such as CTE, and prevention strategies. Key findings include diagnostic assessment tools and treatment strategies for concussions.
Researchers have developed a cooling technique that protects the brain's speech centers during surgery and identifies specific areas responsible for word formation and speech timing. The study used focal cooling to map brain functions, including speech ability, and found distinct roles for specific brain regions in forming words.
Researchers studied brain activity in patients with severe epilepsy while navigating virtual landscapes on a computer screen. The results show that brain oscillations are driven entirely by internal processes, carrying information about speed and distance travelled during teleportation.
International neurointerventional societies have released new training guidelines to improve the treatment of ischemic stroke patients. The guidelines aim to ensure that physicians performing inside-the-artery clot removal in the brain have the necessary education and training, leading to better patient outcomes.
A multi-institutional report presents the first known experience of robotic nephrectomy for inferior vena cava tumor thrombus, achieving favorable outcomes and reproducibility in surgeons with adequate robotic experience. Complications were relatively minor, but some patient deaths occurred despite minimally invasive approach