Articles tagged with Medical Tests
A new urine test can diagnose Chlamydia in men within an hour, reducing the risk of transmission and complications. The test is more accurate than existing methods and has received regulatory approval.
A study found that testing for blood alcohol levels (BALs) can identify high-risk patients admitted to trauma centers who had denied excessive drinking. Elevated BALs are associated with higher rates of complications and predict the development of delirium treatments.
A study found that a close caregiver relationship can slow Alzheimer's disease progression by retaining more cognitive function and functional abilities over time. Patients with close caregivers scored better on cognitive tests and retained more of their brain function compared to those without close relationships.
Kansas State University researchers suggest government agencies communicate better with public about recalls and inspection process. Consumers may doubt the effectiveness of food safety systems due to unclear information from regulatory agencies.
Johns Hopkins students have developed a way to embed patient-derived stem cells in sutures to speed up healing and improve outcomes for orthopedic injuries. The technology has great promise for treating debilitating tendon, ligament, and muscle injuries that affect thousands of young and middle-aged adults annually.
A new Mayo Clinic study found that clinical criteria for mild cognitive impairment are better at predicting Alzheimer's disease than a single memory test. The study identified individuals aged 70-79 years who were cognitively normal or had slight memory impairment as being most likely to develop Alzheimer's disease.
A recent study published in Medical Teacher found that medical students who participated in simulated medical emergencies showed improved knowledge retention compared to those who received traditional lectures. The simulation exercises helped students learn and apply basic science concepts more effectively.
Researchers studied effects of lighting interventions, stress and fatigue monitoring on crew performance. The 105-Day Mars Mission aimed to improve work performance in a realistic setting.
A study found that cardiac CT workups are more cost-effective than traditional care for low-risk chest pain patients, reducing hospital stays by up to 20 hours and lowering charges by 44%. This innovative approach has the potential to significantly reduce costs in emergency departments.
Research suggests that diets high in fermentable carbohydrates, such as sugar and starch, can lead to dental decay and contribute to chronic systemic diseases. A diet low in these carbohydrates may improve cardiovascular markers and reduce body fat. Dental problems can serve as an early warning sign for dietary imbalances.
Most cognitive tests are ineffective in distinguishing between Alzheimer's and vascular dementia, with only two tests - Emotional Recognition Task and Delayed Story Recall - showing promise. Researchers emphasize the need for a comprehensive approach to diagnosis, combining multiple measures for accurate identification.
Research finds that long-distance travel significantly increases the risk of venous thromboembolism, prompting recommendations for low-cost interventions. Stepped-dosing of efavirenz also decreases incidence and severity of neuropsychiatric adverse events while maintaining efficacy.
A new study from Stanford University School of Medicine finds that hair sheep blood is a perfect substitute for horse or sheep blood in microbiology tests, reducing costs and improving diagnosis in the developing world. The researchers also discovered that collecting blood in donation bags eliminates the need for defibrination, making ...
A University at Buffalo study found that improved communication between patients and primary care physicians increases the chances of those due for screening following their doctor's advice. The more convenient the screening process is, the greater the chance patients will follow through.
The glucose challenge test is an accurate, convenient, and inexpensive way to screen the general population for unrecognized diabetes and prediabetes. The study screened 1,573 participants and found that 4.6% had previously unrecognized diabetes and 18.7% had prediabetes.
The Veritide Ceeker portable bacterial detection device has been shown to accurately identify anthrax spores and distinguish them from hoax substances. With results produced in minutes, the device enables first responders to rapidly determine whether a situation is a nuisance or a major threat to public health.
A recent study found that American over-65s scored significantly better than their English counterparts in a memory and awareness test. Higher levels of education and lower levels of depressive symptoms in the US may have contributed to this difference, while aggressive cardiovascular disease treatment in England could be a factor.
The study analyzed 184 research studies and found that the Implicit Association Test has significant predictive validity in social behavior, especially in areas like interracial behavior. The test's greater validity than self-reports suggests its value in understanding the roots of discrimination.
Researchers at Harvard University have demonstrated that individual monkeys within the same species exhibit varying levels of cognitive ability. A study published in PLoS One found that general intelligence, or 'g' factor, accounted for 20% of the variation in performance among cotton-top tamarins.
Researchers found a blood chemical that may signal susceptibility to interstitial cystitis, a painful bladder disorder. The study suggests the disease may have origins in the central nervous system and could lead to new treatment directions.
A study found that hospitalists who staff short-stay units with accessible diagnostic tests and consultations have successful stays. Patients requiring less complex care had successful stays, while those needing specialty consultations were more likely to have unsuccessful stays.
A new study found that approximately 50% of radiologists surveyed reported never having their vision tested or it had been 24 months or longer since their last exam. The study, conducted at the University of Maryland School of Medicine, emphasizes the importance of regular eye exams for radiologists to maintain optimal visual accuracy.
A new technique using gold nanoparticles could lead to an effective and affordable over-the-counter prostate cancer test kit. The test is designed to detect cancer-producing proteins related to prostate cancer, similar to the FDA-approved Prostate-Specific Antigen (PSA) test.
Researchers at the University of Nottingham are developing revolutionary ultrasonic nanotechnology that can image individual cells. This technique could help diagnose serious illnesses such as some cancers by providing detailed insights into cell structure and function.
A new calculator tool has been developed by Harvard Medical School researchers to measure the value of preventative medicine services. The Family Van program, a mobile health clinic in Boston, was used as a test case, and found that long-term investments will return $36 for every dollar spent.
Researchers at Natura Therapeutics and the University of South Florida are studying the green tea compound TeaMem, which may block a key process in Alzheimer's development. The NIH grant will investigate TeaMem's role in preventing AD pathology and cognitive impairment.
The UK's HIV strategy is being heavily criticized due to its inadequate approach to testing and diagnosis. An estimated 77,000 people are living with HIV in the UK, with 21,000 unaware of their positive status. A third of those diagnosed late could have benefited from treatment if identified earlier.
The US Department of Homeland Security is developing a new triage tool called the Standoff Patient Triage Tool (SPTT), which uses Laser Doppler Vibrometry technology to take vital signs quickly from a distance.
A UC Davis study reveals that children with attention problems in kindergarten are more likely to struggle in math and reading tests in high school. The research highlights the importance of addressing early attention issues to boost graduation rates and future earning potential.
The study found that 35% of U.S. adults aged 40 and older have vestibular dysfunction, which can increase the risk of falling. Individuals with vestibular dysfunction are more likely to report dizziness and a history of falls.
Women experience cognitive decline during the menopause transition, with verbal memory and processing speed affected. However, these declines are temporary and resolve once women enter postmenopause, suggesting that estrogen or progesterone may have a beneficial impact on brain function before menopause.
A study by Johns Hopkins Medicine found that vestibular dysfunction increases the risk of falls among middle-aged and older Americans. The survey revealed that people with diabetes are more likely to suffer from balance problems, and that balance testing needs to be part of basic primary care.
Researchers from Institute for Clinical Evaluative Sciences found that even mild abnormalities in glucose testing during pregnancy increase the risk of developing type 2 diabetes. Women with these mild abnormalities are 2.5 times more likely to develop type 2 diabetes compared to those with normal glucose testing.
An international collaboration has made identifying crucial proteins in diseases easier through improved protein analysis. The study, published in Nature Methods, reveals potential bottlenecks in current analysis techniques and highlights the importance of accurate reporting.
A North Carolina State University-developed machine allows researchers to test and refine technologies in a realistic surgical environment, saving time and money. The 'dynamic heart system' enables researchers to conduct 'proof of concept' evaluations before testing on live animals, making the development process more efficient.
A study found an association between low cognitive function and early-age related macular degeneration in older adults. The research suggests that the two conditions share similar complex pathogenesis and risk factors, including hypertension and vascular changes.
The University of Texas Health Science Center at Houston's UT nanomedicine project will be tested in space as part of a nationwide competition. The experiment aims to study the diffusion of micro nanoparticles through tiny microchannels, which could aid in developing implantable devices for controlled drug release.
A study found that exposure to small branded promotional items influenced medical students' unconscious attitudes toward marketed products. Students at schools with stricter marketing policies showed less favorable attitudes, while those at more lenient schools responded more favorably. The study suggests institutional policies can imp...
A study by researchers at the Children's Hospital of Philadelphia found that nearly all children admitted with concussions had abnormal brain function during testing. The hospital recommends a formal assessment before resuming exertional activities to prevent prolonging symptoms and repeat concussions.
Lisa Mauer, a Purdue University researcher, has developed an inexpensive and rapid method for detecting melamine in infant formula using infrared lasers and light spectroscopy. The technique can identify trace amounts of melamine at one part per million, significantly reducing the risk of contamination.
A clinical trial conducted by the University of Manchester found that No7 Protect & Perfect Intense Beauty Serum can clinically reduce wrinkles and improve sun-damaged skin. The study, which tested 60 volunteers, showed a significant improvement in facial wrinkles after 12 months of daily use.
Scientists at Karolinska Institutet have developed a simple blood test that provides accurate results, helping to ensure patients receive the right treatment. The rapid diagnostic tests (RDT) are being used in low-income countries to improve healthcare outcomes and combat malaria.
A study in Zanzibar found that rapid malaria tests reduced prescriptions of antimalarial drugs and increased treatment for non-malarial causes, while also lowering reattendance rates due to perceived lack of cure. The results suggest improved health outcomes with routine use of these tests.
A study at the University of Arizona found that remote CT colonography is feasible in rural health centers using teleradiology. Technicians performed CTC exams on 86 patients and sent data to a local server for interpretation by an off-site radiologist.
A study at Beth Israel Deaconess Medical Center found that excluding the lateral view in chest radiograph screenings decreases radiation exposure by 67%. No abnormalities were detected in the lateral view that weren
A new study by Baylor College of Medicine found that students who chewed sugar-free gum showed an increase in standardized math test scores and final grades compared to those who didn't chew gum. Chewing gum was associated with a three percent increase in standardized math test scores, a small but statistically significant change.
A team of chemists at Vanderbilt University has successfully synthesized Serratezomine A, a potentially anti-cancer herbal alkaloid, in six years through an efficient process. This achievement could lead to the development of new treatments for cancer and other diseases.
A study found that routine screening of type 2 diabetics identifies a small group at higher risk, but doesn't significantly impact overall outcome, suggesting unnecessary screening may have economic implications and unnecessary procedures.
Researchers have found that AMG 479, a fully human monoclonal antibody, can reduce pancreatic cancer cell growth by approximately 80 percent in vitro and in vivo studies. The inhibitor specifically targets the insulin-like growth factor receptor, showing promise for future clinical trials.
A Lancet study evaluated Mexico's universal health insurance program, Seguro Popular, in dozens of communities. The experiment found a 23% reduction in catastrophic health expenditures and identified areas for improvement. Researchers suggest this model could inform US healthcare reforms.
The UK Biobank project, which enlists 500,000 people to study disease development, faces criticism for its methodological flaws and lack of respect for participants' rights. The Editorial highlights issues with the consent process, including a lack of privacy and incomplete information disclosure.
Researchers have found that human heart cells develop into adulthood around age 6, with the percentage of new cells decreasing significantly with age. This discovery may lead to new pharmacological strategies to stimulate heart cell regeneration and complement cell transplantation.
A new test for invasive aspergillosis (IA) has been developed to detect the deadly fungal infection in patients with damaged or suppressed immune systems. The test uses a monoclonal antibody that binds to a glycoprotein antigen secreted by Aspergillus species, distinguishing it from similar molecules found in antibiotics and foodstuffs.
Researchers developed a test to detect early evidence of amblyopia in infants with hemangiomas of eyelids, which can lead to permanent reductions in vision. The 'sweep visual evoked potential vernier acuity' test identified abnormal brainwave responses in the eyes affected by hemangiomas.
A study of 65 female commercial sex workers found that remote screening using tampon-based self-collection was easy and preferred over traditional methods. The method proved to be more accurate in detecting gonorrhoea and Chlamydia, with a higher number of cases identified compared to traditional tests.
A noninvasive finger sensor test is highly predictive of major cardiac events for people at low or moderate risk. The EndoPAT test measures blood flow and identifies endothelial dysfunction, a condition that can lead to atherosclerosis and cardiovascular problems.
A new study found a positive link between high levels of zopiclone in the blood and impaired driving assessments. Researchers also noted that drivers with zolpidem had no such association, suggesting that these substances have varying abuse potentials.
A systematic review of 16 studies found proteinuria to be a poor predictor of adverse outcomes. However, a slight association was observed with stillbirths at a proteinuria level of 5g in 24 hours.
Phylonix received a broad US patent for its zebrafish-based assays to assess cardiac functions and toxicity. The company's eZ-ScreenTM technology enables thorough assessment of cardiotoxicity during early stages of drug development, leveraging the speed and cost-effectiveness of the zebrafish model.
Ophir Vermesh, a Caltech PhD chemistry student, has developed an innovative 'blood barcode chip' that promises to revolutionize diagnostic medical testing. The Integrated Blood Barcode Chip (IBBC) can analyze a large panel of blood-based protein biomarkers in just five minutes.