Articles tagged with Fever
Researchers identified cathepsin B and L as essential enzymes for Ebola virus reproduction, shedding light on its infection mechanism. Inhibiting these enzymes could lead to the development of a broad-spectrum antiviral therapy against multiple hemorrhagic fever viruses.
Researchers at UCSD have discovered an effective treatment for FCAS, a rare disorder that causes fever, joint pain, and flu-like symptoms after exposure to cold conditions. The treatment, anakinra, inhibits an abnormal immune response that leads to symptoms in FCAS-affected patients.
Optical colonoscopy may miss between 10-14% of polyps, highlighting the need for virtual colonoscopy. Meanwhile, a study on West Nile fever reveals more serious symptoms and longer recovery times than previously thought. Resynchronization of heart function after a heart attack can improve quality of life but is not cost-effective.
A recent UCSF study found that pediatricians' clinical judgment may be more effective than strict adherence to guidelines in managing febrile illnesses in infants. The study analyzed data from 3,066 infants and found that experienced clinicians using clinical judgment may reduce unnecessary hospitalizations and improve treatment outcomes.
A recent study found that children who experienced fewer fevers in their first year were less likely to develop allergies by age 6. Researchers discovered that fever-inducing infections involving the eyes, ears, nose, or throat appeared to be associated with a lower risk of developing allergies.
A mathematical model developed by NASA helped researchers identify spatial-temporal waves of dengue cases emanating from Bangkok, Thailand. The study suggests that disease surveillance and control systems in urban areas may help prevent future outbreaks in surrounding regions.
A total of 2,521 probable cases were reported in Beijing during the SARS outbreak. The city's swift response, including improved infection control practices and quarantine measures, likely contributed to the rapid decline in new cases.
Researchers have discovered a potential treatment for Ebola, showing a 33% survival rate among treated macaques. The study found that inhibiting blood coagulation pathways prolonged survival time and improved health outcomes.
A large-scale study found that long-term mortality in community-acquired pneumonia patients is influenced by factors such as age, nutritional status, and preexisting illnesses. The severity of pneumonia at initial presentation surprisingly did not predict mortality, with lower-grade fever actually linked to higher long-term death rates.
A study found that four paleontologists developed acute illness after returning from expeditions in Mongolia, with antibodies detected in their blood. The risk of acquiring North Asian tick typhus is unknown during travel to endemic regions, and travelers should be suspected of having the disease even without a recognized tick bite.
Researchers will analyze the external environment of tularemia bacteria, develop a vaccine for ricin, and engineer antibodies against anthrax. They will also work on developing drugs to treat Lassa fever and understand how plague blocks the immune system.
A mystery illness in western Montana was solved by researchers identifying the cause as Borrelia hermsii, a spiral-shaped bacterium. The disease is curable with antibiotics and can cause recurrent febrile illnesses, highlighting the potential for emerging diseases in previously unrecognised areas.
A new study reveals the global spread of a virulent dengue virus strain responsible for severe disease outbreaks in Latin America and Africa. The research uses viral genetics to demonstrate the virus's movement from Asia and Africa to the Americas, shedding light on its emergence and transmission.
The study reveals that renal amyloidosis is associated with a poor prognosis in patients with Familial Mediterranean Fever. AA amyloidosis is a chronic and fatal disease marked by the deposit of amyloid fibrils in the kidney, leading to organ dysfunction and death.
A recent study by Dr. Wieslaw E. Kozak found that nitric oxide has a distinct role in fever regulation, involving three different enzymes: neuronal nitric oxide synthase, inducible nitric oxide synthase, and endothelial nitric oxide synthase. The researchers used knockout mice to study the impact of these enzymes on fever response.
The complete DNA sequence of Coxiella burnetii, the Q Fever microbe, has been deciphered, revealing information on its biology and ability to cause disease. Researchers found that the genome appears to be in the early stages of reduction, with numerous genes involved in virulence and interactions with its host.
Researchers analyzed 28 West Nile Virus cases, revealing that over half presented with neurological symptoms mimicking other diseases like stroke or Parkinson's. The study aims to increase awareness among neurologists and patients of the varied presentations of West Nile virus.
A recent study using the Environmental Exposure Unit (EEU) technology compared the efficacy of Xyzal and NeoClarityn in controlling seasonal allergic rhinitis symptoms. The results showed that Xyzal was more effective than NeoClarityn in relieving major symptoms, with a faster onset of action and longer duration of relief.
Researchers found that more than 80 percent of patients experienced postoperative fevers, but most were caused by non-serious complications. The study provides valuable insights into the incidence of postoperative complications in children undergoing hemispherectomies and may lead to changes in post-operative care protocols.
A study by Kevin Lafferty and Leah Gerber found that non-otter diseases, such as parasitic worms and toxoplasmosis, are contributing to the decline of California sea otter populations. Improving waste disposal and reducing human exposure to these diseases may help protect the otters.
Hemorrhagic fever viruses, such as Ebola and Marburg, pose significant threats due to their high mortality rates and lack of effective treatments. The report recommends improving diagnostic capacity, developing rapid tests, and researching new antiviral medications to counter these threats.
Researchers discovered that hibernating squirrels don't exhibit an immune response to bacteria when injected with lipopolysaccharide, but their temperature spikes when they awaken from hibernation to 'check' for infections. This suggests that animals may arouse from hibernation to monitor and combat pathogens in the body.
Hamsters exhibit less severe symptoms during winter due to reduced fevers and cytokine production, allowing them to conserve energy for survival. The study suggests a possible link between seasonal changes and immune response, with implications for human disease patterns.
Researchers mapped areas of Africa at risk for RVF outbreaks, identifying conditions necessary for breeding mosquitoes that transmit the virus. Satellite data also suggested a link between dry to wet changes in tropical regions and Ebola outbreaks.
Researchers identified genetic basis of two rare disorders, familial cold autoinflammatory syndrome (FCAS) and Muckle-Wells syndrome, linked to mutations in the cryopyrin protein. The study sheds light on the role of cryopyrin in orchestrating immune defenses and may lead to a better understanding of related autoimmune diseases.
Researchers found that maternal temperatures only slightly increased after epidural anesthesia, regardless of patient size or length of anesthesia. Epidural fever was experienced by 25 patients, but the risk was not correlated with body mass index or surface area.
Researchers found that the New York City outbreak of West Nile virus in 1999 may have had up to 13,000 infections, including 1,700 febrile cases. Older adults and those without mosquito repellent were at higher risk for severe illness.
Two fatal cases of haemorrhagic fever associated with yellow fever 17DD substrain vaccine were reported in Brazil, highlighting the need to review the vaccine's safety. The cases led Philippe Marianneau and colleagues from Institut Pasteur to emphasize the importance of investigating mechanisms of attenuation of yellow-fever virus.
Febrile reactions occur in around a third of platelet transfusions. Researchers propose that CD40 ligand release from platelets triggers the production of proinflammatory prostaglandin E2, leading to fever. Keeping CD40 ligand levels low before transfusion might reduce adverse events.
Two unique cases of West Nile virus infection reported in Neurology, showing deceptive symptoms initially misdiagnosed as Guillain-Barré Syndrome. Both patients eventually fully recovered, but highlight the need for greater awareness and testing for the mosquito-borne virus.
Rheumatic fever, an immune system disease caused by streptococcal infection, is now believed to have killed Mozart, according to experts. The composer's symptoms and death were consistent with the disease, which was rare at the time due to lack of antibiotics.
A new study reports a significant increase in rheumatic fever cases in the Utah area, with over two-thirds of patients showing no history of sore throat. The disease, which can lead to permanent heart valve damage, is on the rise again, sparking concerns among medical professionals.
Researchers discovered ehrlichiosis, a tick-borne infection, shows increased fluid in lungs on chest X-rays, helping doctors diagnose it earlier and potentially treat it more effectively. The illness can be mild but also rapidly fatal, and early detection is crucial.
Scientists have discovered that the corkscrew-shaped bacterium causing relapsing fever changes its surface proteins when moving from a tick to a mammal or vice versa. This finding could lead to an improved blood test for diagnosing the illness, distinguishing it from Lyme disease in endemic regions.
Researchers at the University of Delaware found that older rats instinctively seek out hot spots to combat infections, a behavior that could lead to new treatments for older adults. By providing these animals with control over their environment, scientists were able to induce fever and stimulate the immune system.
A Johns Hopkins physician cured a 74-year-old woman's long-standing malaria case using a novel test developed by his collaborators. The patient had symptoms for up to 70 years, including severe headaches and cyclical fevers.