Articles tagged with Medical Tests
The UW-Madison team is creating a human tissue chip technology to classify compounds as dangerous or not dangerous. The technology has shown 100% accuracy in predicting toxic responses with early results on a 2-D system with 45 known toxins.
Researchers at University of North Carolina Health Care developed a blood test that identifies individuals at high risk for developing psychosis. The test measures immune and hormonal system imbalances, as well as oxidative stress, and shows promise in predicting the development of severe mental disorders like schizophrenia.
A new study led by Henry Ford researchers found that guidelines recommending against routine prostate cancer screening in elderly men have had little effect. The study analyzed data from the 2012 Behavioral Risk Factor Surveillance System and found significant variability in PSA screening rates across states and regions.
Researchers studied astronauts' movements in low gravity and found that they could maintain higher speeds while walking on the moon. The team used NASA's DC-9 aircraft to simulate lunar gravity and tested the speed at which walkers transitioned from a walk to a run, discovering an average speed of 1.4m/s, exceeding previous estimates.
Researchers found that 28% of medical orders were rated as defensive and cost $1,695 per patient. The study suggests that only a small portion of medical costs might be reduced by tort reform.
A simple, disposable testing device analyzes a single droplet of blood to diagnose anemia, with results available in about 60 seconds. The device has shown promising sensitivity and specificity compared to conventional hematology analyzers.
A $2 million NIH grant will support a five-year study on the effects of malpractice risk and financial incentives on cardiac testing. The researcher aims to explore three motivations for testing: patient benefit, financial incentives, and malpractice liability.
Researchers developed a new test to assess vestibular ocular system, which is predictive of longer outcomes from sports-related concussions. The Vestibular/Ocular Motor Screening (VOMS) was shown to be 90% accurate in identifying patients with concussion, providing a more comprehensive assessment.
Researchers have discovered a six-fold higher risk of developing heart failure among people with diabetes who appear healthy. A highly sensitive test found elevated troponin levels indicating microscopic heart muscle damage, unrelated to high cholesterol.
A team of researchers at the University of Cincinnati is working on a potential cure for food allergies by using a laboratory-grown monoclonal antibody to rapidly desensitize patients. The therapy has shown promise in mice and aims to suppress multiple types of allergies, including skin allergies and asthma, quickly and safely.
Researchers discovered that patients with lung cancer have a higher breath temperature than those without. The study also identified a cut-off value in temperature measurement to accurately diagnose lung cancer.
A study found that tear gas exposure can lead to respiratory symptoms such as coughing, chest pain, and phlegm production in protesters, with the effects lasting up to two weeks. Researchers also discovered that people living near protest areas were exposed to harmful lung health effects from tear gas use.
A new lab test, Carba NP, has been developed to detect carbapenem-resistant Enterobacteriaceae (CRE) in just 2.5 hours, with a specificity of 100%. The test is highly sensitive and specific for detecting carbapenemase production, making it a crucial tool for preventing the spread of CRE.
A new test for sickle cell disease can identify the condition in just 12 minutes and costs as little as 50 cents, offering hope for rural clinics around the globe. The test is based on separating cells by density using polymers and water, making it simple and low-cost to run.
The BiliCam app uses a smartphone's camera and flash to take a picture of a baby's belly, which is then analyzed by machine-learning algorithms to detect bilirubin levels. This non-invasive tool could replace current screening methods, especially in resource-poor areas where access to medical care is limited.
A quality improvement audit found that a volume-based system increased EN volume intake, calories, and protein delivery in mechanically ventilated ICU patients, improving nutrition outcomes.
The Stanford-developed eye implant is a tiny device that measures intraocular fluid flow and provides data on eye pressure. This information can help doctors tailor treatment plans, potentially improving outcomes for glaucoma patients. The device is currently designed to fit inside a standard intraocular lens prosthetic.
A study analyzing over 3 million infants screened for SCID found an incidence rate of 1 in 58,000 births. The survival rate for SCID-affected infants is high at 87%, with further improvements seen when transplantation, enzyme replacement, and gene therapy are used.
A UCSF study found significant price differences in common blood tests across California hospitals, with prices ranging from $35 to $7,303. Hospital ownership and teaching status explain some variation, but factors like location and labor costs do not.
Researchers at Tel Aviv University developed a diagnostic tool using involuntary eye movements to accurately diagnose Attention Deficit Hyperactivity Disorder (ADHD). The test showed a direct correlation between ADHD and the inability to suppress eye movement in anticipation of visual stimuli.
A recent study found that flexible sigmoidoscopy screening significantly reduced the incidence of colorectal cancer by 20% and mortality rate by 27%, compared to no screening. The screening method was effective in reducing the risk of colorectal cancer, regardless of age group.
Researchers developed a highly accurate test to detect surprise ingredients that are neither sweet nor flavorful in ground, roasted coffee. The test uses liquid chromatography and statistical tools to identify unwanted additives, such as grains or plant parts, with 95% accuracy.
Research suggests that physically fit sixth-grade girls are less likely to report feeling depressed when they reach seventh grade. Fitness programs can help prevent depression in middle-schoolers, but schools should also use other interventions like therapy.
Researchers found that consuming two servings of pistachios per day lowered vascular constriction during stress and improved neural control of the heart in adults with well-controlled Type 2 diabetes. The pistachio diet also showed improvements in sleep blood pressure, vascular response to stress, and vagal control of the heart.
A study found that declines in visual perception speed are strongly related to declines in intelligence in old age. The researchers tested 600 healthy older people on a simple task of visual perception and found that the brain's ability to make correct decisions based on brief visual impressions limits complex mental functions.
Scientists at the Salk Institute have discovered a compound in the Voacanga africana plant that protects cells from altered molecular pathways linked to neurodegenerative diseases. The compound, voacamine, has shown anti-inflammatory and neuroprotective effects, suggesting potential as a treatment for Alzheimer's, Parkinson's, and stroke.
A new study published by University at Buffalo medical faculty finds that many of the same symptoms are common to concussions and to injuries to the neck and/or balance system, known collectively as cervical/vestibular injuries. Determining which condition a patient has experienced is critical, as courses of treatment are very different.
A survey of hospital beds in Ireland revealed a high frequency of potential entrapment gaps, particularly in zones 2 and 3. The study emphasizes the importance of monitoring and maintaining bedrails to prevent head and neck entrapments.
Scientists have developed a rapid, at-home test to detect low levels of caffeine in most beverages and breast milk. The enzyme-based test can pick up on caffeine concentrations as low as 1-5 parts per million, helping to prevent serious health problems.
Researchers at Weizmann Institute of Science discover that genetic mutations affecting only half the population, like those causing male sterility, occur twice as often as those affecting males and females equally. This finding has implications for understanding causes of genetic diseases and developing targeted treatments.
A new test diagnoses motoric cognitive risk syndrome (MCR), which combines gait speed measurement with cognitive questions. People who test positive for MCR are twice as likely to develop dementia within 12 years, emphasizing the importance of early diagnosis and potential underlying cause identification.
A recent study published by researchers from UC Davis Alzheimer's Disease Center and the University of Victoria found that early life experiences, such as childhood socioeconomic status and literacy, have a greater influence on the risk of cognitive impairment late in life than demographic characteristics like race and ethnicity. The s...
A new investigation by The BMJ raises concerns about the top-selling blood-thinning drug dabigatran, citing withheld company information and potential flaws in regulatory decisions. Key findings suggest that monitoring blood levels could reduce major bleeding risks by up to 30-40%.
Researchers have identified a connection between misfolded proteins associated with Alzheimer's disease and preeclampsia, potentially leading to improved diagnostic methods. A new urine test using Congo Red dye has already shown promise in identifying the presence and severity of preeclampsia.
Researchers developed a new protein biomarker test platform that can accurately measure multiple proteins indicative of diseases like graft-versus-host disease. The test uses aqueous two-phase systems and no washing steps, enabling simultaneous measurement of multiple diagnostic proteins.
Researchers propose reusing bubble wrap as a sheet of small, test tube-like containers for storing biological samples or chemicals. This could provide numerous benefits in resource-limited regions due to its availability, flexibility, and ease of disposal.
A new study from Rice University found that older adults are nearly twice as likely as their younger counterparts to have memories affected by environmental distractions, leading to decreased memory accuracy and speed. This research provides valuable insights into how the brain is affected by environmental interference, critical inform...
A new Tel Aviv University study confirms that Parkinson's sufferers exhibit greater creative energy than healthy individuals. Researchers found that Parkinson's patients offered more original answers and thoughtful interpretations during testing.
A portable, microchip-based test can diagnose type-1 diabetes outside hospital settings, distinguishing it from type-2 diabetes. The test uses nanotechnology to detect auto-antibodies in the blood, providing a more efficient and cost-effective solution for patients and researchers.
A study by Nationwide Children's Hospital researchers found that an immune marker can predict which critically ill children with traumatic injuries are at risk of developing a hospital-acquired infection. The study suggests that immune system function plays a critical role in preventing infections in these patients.
A study by Brown University researchers found that Rhode Island's Lead Hazard Mitigation Law has significantly reduced blood lead levels in children living in compliant buildings. However, only 20% of properties covered by the law were in compliance, with average lead levels still above 5 micrograms per deciliter in noncompliant homes.
A new TB test uses a fluorescent substrate to detect the BlaC enzyme in sputum samples, enabling fast and accurate diagnosis. The device is portable, easy to use, and undercuts current methods, with a target price tag of less than $1000.
A new national model for bovine tuberculosis (bTB) in Great Britain highlights the need for improved testing, vaccination of cattle, and culling infected farms as effective strategies. The majority of herd outbreaks are caused by multiple transmission routes, including failed tests, cattle movement, and environmental reservoirs.
Researchers at Johns Hopkins Bayview Medical Center introduced guidelines and changes to the computerized provider order entry system to reduce redundant biomarker testing. This led to a 66% decrease in tests ordered and saved an estimated $1.25 million in laboratory charges.
Research highlights significant barriers to driving evaluations for older adults, including high insurance costs and low awareness among healthcare providers. The study suggests improved referral systems and third-party reimbursement could increase participation.
A study found that lab monitoring tests are not always ordered as recommended, with factors such as specialist status, age, and general health influencing the use of these tests. The research suggests that interventions to improve laboratory monitoring should focus on areas with the greatest potential for improvement.
Researchers have developed a device that uses smartphones to measure cortisol levels in saliva, providing an inexpensive alternative to current lab-based tests. The new technology is expected to cost less than $5 and take less than 10 minutes to administer.
Researchers at Intermountain Medical Center developed a simple saliva test that uses a smartphone to quantify and interpret cortisol levels in five minutes. This new technology helps identify adrenal insufficiency, monitor cortisol replacement, and assess physiologic changes in adrenal function.
A new study suggests that growth hormone treatment in children with idiopathic short stature may exacerbate feelings of depression and emotional distress. The research found that children treated with GH showed worsening symptoms of depression and withdrawal compared to those not receiving the treatment.
A study suggests that eHealth interventions, such as interactive websites and video games, can reduce high-risk sexual behaviors and increase HIV testing among men who have sex with men. Digital outreach efforts on social networks and chat rooms also showed promising results in increasing HIV testing and reducing shame felt by young men.
A pilot study will evaluate advanced artificial pancreas technology for individuals with type 1 diabetes under real-world conditions. The study aims to test the safety and effectiveness of an unsupervised artificial pancreas system that automatically controls insulin delivery.
A recent study has found that hypothyroidism can cause impaired driving abilities, comparable to the effects of drinking alcohol. The research suggests that patients with significant hypothyroidism should avoid driving until they have been treated with thyroid hormone.
A new study from Turkey finds that women with gestational diabetes perform worse on cognitive function tests, including a 30-point test for mild cognitive impairment and visual memory tests. The researchers suggest that early interventions and therapies may delay cognitive impairment in diabetes.
A blood kisspeptin level test may effectively predict the risk of miscarriage in pregnant women, with levels 60% lower than those in healthy pregnancies associated with a higher risk. The test more accurately predicted future miscarriage compared to hCG levels.
A recent study by Dartmouth-Hitchcock Norris Cotton Cancer Center found that 22 out of 552 women had their tumor type incorrectly classified using conventional HER2 testing. The study confirmed the importance of accurate HER2 testing, as incorrect classification can have significant implications for treatment decisions.
A new study by Northwestern University found that community-based outreach programs can significantly increase colorectal cancer screening rates among low-income and minority populations. By using a combination of automated reminders, mailed letters, phone calls, and personal outreach, the program was able to nearly double screening ra...
Researchers propose mailing fecal immunochemical tests to improve colon cancer screening rates among low-income communities, where disparities are most prevalent. Follow-up diagnostic colonoscopies often face cost barriers, which exacerbate existing health inequities.
A multipart intervention increased adherence to annual fecal occult blood testing for colorectal cancer screening, particularly among vulnerable populations. The study found that 82.2% of patients who received the intervention completed screening compared to 37.3% of those in usual care.
Women with weight problems exhibited impulsive behavior when presented with images of food, suggesting a possible predisposition to binge eating. The study found that these individuals lacked contemplative will power and were more stimulated by food images.
A new device can collect and detect Listeria monocytogenes on food industry surfaces in just three to four hours, a significant improvement over current methods that take days. The sensor uses compressed air and water to remove cells before detecting them with an antibody, producing a fluorescent signal.