Dr. LaMonte[/caption]
Michael J. LaMonte, PhD, MPH
Research Professor (epidemiology)
Department of Epidemiology and Environmental Health
School of Public Health and Health Professions
Women’s Health Initiative Northeast Regional Center
University at Buffalo – SUNY
Buffalo, NY 14214
MedicalResearch.com: What is the background for this study? What are the main findings?
Dr. LaMonte: The rationale for this study was based on existing study results showing
Dr. Stingone[/caption]
Jeanette Stingone PhD
Assistant Professor, Epidemiology
Mailman School of Public Health
Columbia University
MedicalResearch.com: What is the background for this study? What are the main findings?
Response: Lead is a well-established neurotoxin, particularly when exposure occurs early in life and in childhood. Associations between elevated blood lead levels and lower scores on tests of neurodevelopment and cognition are seen consistently across studies, even when examining lower levels of exposure.
While reducing exposure to lead is the primary intervention to prevent these adverse outcomes, there aren’t many interventions designed to support the neurodevelopment of children who have been exposed to lead. Some municipalities consider elevated blood lead levels as a criteria for inclusion in Early Intervention programs. Early Intervention programs are mandated under the Individuals with Disabilities Education Act and provide services for children younger than 3 years old with disabilities or developmental delays.
The objective of this study was to compare 3rd grade standardized test scores among children who had elevated blood lead levels early in life to see if children who had received Early Intervention services performed better on these tests than those who did not receive services. Using matching methods and an existing administrative data linkage of children who were born and attended public school in New York City, we observed that children exposed to lead who received Early Intervention services scored higher on standardized tests in both math and English Language arts than children exposed to lead who did not receive services.
Dr. PJ.Devereaux[/caption]
PJ Devereaux MD PhD
Professor of Medicine, and
of Health Research Methods, Evidence and Impact
McMaster University
President of the Society of Perioperative Research and Care
MedicalResearch.com: What is the background for this study?
Response: More than 1 million patients undergo cardiac surgery in the United States and Europe annually. Although cardiac surgery has the potential to improve and prolong a patient’s quality and duration of life, it is associated with complications. Prognostically important heart injury – detected by an elevated blood concentration of either cardiac troponin or creatine kinase myocardial MB isoform (CK-MB) – is one of the most common complications after cardiac surgery and is associated with increased mortality.
Although elevated CK-MB was historically used to define heart injury after cardiac surgery, this assay is no longer available in many hospitals worldwide, and consensus statements have recommended high-sensitivity cardiac troponin assays as the preferred biomarker. Based on expert opinion, the Fourth Universal Definition of Myocardial Infarction suggested that a cardiac troponin concentration >10 times the upper reference limit, in patients with a normal baseline measurement, should be the threshold used in the diagnosis of heart attack along with evidence of ischemia (e.g., ischemic ST changes on an ECG) in the first 48 hours after coronary artery bypass grafting (CABG). Although the Academic Research Consortium-2 Consensus stated there was no evidence-based threshold for cardiac troponin after CABG, they endorsed a threshold for the diagnosis of heart attack of ≥35 times the upper reference limit together with new evidence of ischemia, based on expert opinion. They also defined a threshold of ≥70 times the upper reference limit as a stand-alone criterion for clinically important periprocedural myocardial injury.
Globally, many hospitals now use high-sensitivity cardiac troponin assays; however, limited data are available to define a prognostically important degree of myocardial injury after cardiac surgery based on these assays. We undertook the Vascular Events in Surgery Patients Cohort Evaluation (VISION) Cardiac Surgery Study to examine clinical outcomes after cardiac surgery.
A primary objective was to determine the relationship between postoperative levels of high-sensitivity cardiac troponin I and the risk of death 30 days after cardiac surgery.
Dr. Chan[/caption]
Edmond S. Chan MD, FRCPC, FCSACI, FAAAAI
Head | Division of Allergy & Immunology | Department of Pediatrics, Faculty of Medicine
Clinical Professor, The University of British Columbia
Clinical Investigator, BC Children's Hospital Research Institute
BC Children's Hospital, Allergy Clinic
Vancouver, BC Canada
Treasurer, CSACI (Canadian Society of Allergy & Clinical Immunology)
MedicalResearch.com: What prompted you to look at the safety of peanut oral immunotherapy specifically in this patient population?
Response: Our previous research has investigated the overall safety of peanut oral immunotherapy (OIT) in preschool populations. However, we have not investigated the relationship between specific patient characteristics and the safety of OIT. Previous literature has shown that patient factors, such as age, gender, baseline sIgE levels, and atopic comorbidities have been shown to impact the safety of OIT for other food allergies and in older patients. However, no data exist on which factors predict safety of peanut OIT in preschool populations.
Dr. Chen[/caption]
Chih-Shan Jason Chen, MD, PhD
Director, Dermatologic and Mohs Micrographic Surgery Unit
Memorial Sloan Kettering Skin Cancer Center at Hauppauge
Attending Mohs Surgeon, Dermatology Service
Memorial Sloan Kettering Cancer Center
Chief, Dermatologic Surgery Northport VA Medical Center
Associate Professor of Clinical Dermatology
Renaissance School of Medicine at Stony Brook University
MedicalResearch.com: What is the background for this study?
Response: Managing a surgical wound on the lower leg can be a challenge. Often, higher wound tension, atrophic skin, edema, and compromised circulation result in higher risks of wound dehiscence and infection, and significantly limit the capacity of wound closure post-surgically. Therefore, healing by secondary intention is a practical option for many lower leg Mohs defects. However, a secondary intention wound on the lower leg is expected to take a longer time to heal. Certain factors such as older age and health conditions of the host may adversely affect healing time.
Timolol is a nonselective beta-adrenergic receptor antagonist that has FDA approval for the treatment of glaucoma. In addition to this FDA-approved indication, topical timolol has several off-label uses in dermatology, such as for the treatment of infantile hemangiomas, venous stasis ulcers, and refractory wounds. Although timolol solution has been used in chronic wounds, knowledges of the efficacy and utility of timolol in an acute post-surgical wound setting is lacking.
The body contains around 60% water. If you let that level decrease by not supplying yourself with enough liquid throughout the day, you could see and feel significant effects, especially on your skin. Dehydration can damage the skin barrier through transepidermal water loss, leading to extreme dryness, acne breakouts, and...
Dr. Fernandez-Mendoza[/caption]
Julio Fernandez-Mendoza, PhD, CBSM, DBSM
Associate Professor of Psychiatry & Behavioral Health
Sleep Research & Treatment Center
Director, Behavioral Sleep Medicine Program
Penn State Health Milton S. Hershey Medical Center
MedicalResearch.com: What is the background for this study? Is insomnia familial?
Response: Consistent research has shown that about 25% of school-age children have insomnia symptoms consisting of difficulties initiating or maintaining sleep. However, what has remained unknown is to what extent those insomnia symptoms persist all the way into adulthood, or whether they developmentally remit (go away with age) as the child grows into adolescence or young adulthood. This is the question that our study focused on.
MedicalResearch.com Interview with:
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Harriet De Wit, PhD[/caption]
Harriet De Wit, PhD Professor of Psychiatry and Behavioral Neuroscience University of Chicago
MedicalResearch.com: What is the background for this study? Response: There are numerous reports that psychedelics like LSD, taken in very small ‘microdoses’, help boost mood, cognitive function and productivity. The practice is popular in Silicon Valley and among media figures, who report remarkable beneficial effects from regular use of these microdoses. The possible antidepressant effects of LSD are plausible from a neurobiological perspective, as the drug acts directly on serotonin receptors, the same systems where SSRI’s act. However, the effects of microdosing have not yet been validated in controlled research. In our study, we recruited healthy men and women to ingest repeated, low doses of LSD under double blind conditions. They attended four laboratory sessions, separated by three to four days. They were randomly assigned to one of three groups who received the same drug on all four sessions: placebo, 13 micrograms of LSD or 26 micrograms of LSD. Subjects were not told exactly what drug they were receiving until the end of the study. We measured their mood, emotional reactivity and cognition.
Johonniuss Chemweno
CEO of VIPStarNetwork
MedicalResearch.com: What is the mission of VIP StarNetwork?
Response: VIP StarNetwork’s mission is to expand access to healthcare services and information, especially in underserved and underprivileged communities. Our comprehensive group of health experts, leading physicians, and healthcare executives are working to create a meaningful and safe environment to ensure that patients have equitable and streamlined access to vaccines and other forms of care.
While CBD and CBG are both cannabinoids by nature, they do come from different parts of the cannabis plant, which means they serve different purposes and have different properties....
Drinking just one bottle of beer increases your chances of being in an automobile accident by 46 percent. ...
Dr James Purcell
University College Cork and
South Infirmary Victoria University Hospital
Cork, Ireland
MedicalResearch.com: What is the background for this study?
Response: Nail varnish and acrylic nails or newer trends like magnetic gel polish are common accessories and as such are commonly encountered by an array of healthcare professionals in various scenarios when SpO2 readings may be part of patient care.. Colloquially there was a wide variety of approaches and beliefs as to whether or not these treatments impacted on SpO2 readings. This is due to the fact that the Digital Pulse oximetry relies on the passing of a wavelength of light through a pulsatile nailbed to a sensor on the opposite side of the finger tip in order to read SpO2 levels. Any potential interference to this process by polish of certain hues, or acrylic was therefor believed to impact on the resultant readings
As such it was decided to analyse the actual level of knowledge and variety of approaches to the issue by means of a multisite study involving Consultants, NCHDs, and nursing staff in areas where this issue may arise. A second, experimental part of the study was set up using healthy volunteers and venous congestion and hypoxia modelling. Nail varnish of differing hues and acrylic nails (magnetic nails were not studied) were applied and results of SpO2 readout in healthy and pathological models with and without nail treatments applies were analysed.