Articles tagged with Bleeding
Researchers found specific combinations of blood proteins from western diamondback rattlesnakes provided unprecedented neutralizing power against multiple dangerous snake species. Combining several FETUA proteins dramatically increased ability to neutralize venom's damaging effects.
Researchers at Texas A&M University have found a way to intervene early in traumatic brain injuries using a natural, gut-derived chemical that prevents post-traumatic epilepsy from taking root. The treatment reduced brain inflammation, improved memory and mood, protected brain cells, made seizures both rarer and harder to trigger.
A new global report highlights opportunities to strengthen diagnosis, treatment, and education for women and girls with hematological conditions. The report calls for earlier diagnosis, more consistent treatment, and stronger research and education to improve outcomes globally.
In patients with advanced chronic kidney disease at high cardiovascular risk, low-dose rivaroxaban did not reduce the composite risk of a cardiovascular outcome. Major bleeding rates were significantly higher in the low-dose rivaroxaban group compared to the placebo group.
A nationwide trial found that giving whole blood or its component parts to patients with severe bleeding before arriving at the hospital is equally effective. The study, which included over 1,000 patients, also showed no difference in outcomes between newer and older blood within a certain time frame.
A new freeze-dried blood product called Thrombosomes has shown promise in treating traumatic brain injuries by reducing swelling and bleeding. The product, derived from platelets with trehalose preservation, has been tested on mice and found to be effective in stabilizing damaged blood vessels.
A global trial involving 1,670 patients with intracerebral haemorrhage found that treatment with a single pill combination of three low-dose blood pressure medicines reduced the risk of another stroke by 39%. The study showed significant benefits in reducing major cardiovascular events and improving blood pressure control.
A phase 3 clinical trial by Mass General Brigham reveals romiplostim's ability to prevent chemotherapy-induced thrombocytopenia, allowing full-dose chemotherapy delivery. The medication boosts bone marrow's resistance to chemotherapy, reducing the risk of life-threatening bleeding and improving cancer treatment outcomes.
A study of 470 patients who underwent free flap reconstruction found that holding blood thinners for too long increases complications. The researchers suggest that resuming blood thinners within 48 hours after surgery may be safe, reducing the risk of excessive bleeding and dangerous clotting.
A study of 2,997 adults with advanced prostate cancer taking androgen-receptor pathway inhibitors and anticoagulants found no increased risks of bleeding or clotting. The findings contradict previous lab results and provide reassurance for clinicians and patients managing anticoagulation alongside modern prostate cancer treatments.
Daily aspirin use offers no quick or reliable way to prevent bowel cancer in the general population, increasing risk of serious bleeding. However, it may have potential long-term benefits for people at high genetic risk of colorectal cancer.
A novel AI model has been developed to accurately detect placenta accreta spectrum (PAS) in pregnancy, a life-threatening condition often undetected by current screening methods. The model was retrospectively reviewed on 2D obstetric ultrasound images from 113 patients at high risk for PAS and found to be accurate in detecting all cases.
Scientists in China have developed a novel silicon-based nanothrombolytic therapy that achieves efficient thrombus clearance and in situ regulation of the coagulation microenvironment while minimizing systemic bleeding risk. The strategy combines enzymatic clot dissolution with intelligent microenvironment reprogramming.
Intravenous tenecteplase administered 4.5 to 24 hours after ischemic stroke non–large vessel occlusion improved functional outcomes at 90 days compared to standard care. However, it also increased the risk of symptomatic intracranial hemorrhage.
A landmark UK study reveals that around £13 million is spent annually on hospital admissions and post-discharge care for acute heavy menstrual bleeding. The study suggests that many cases can be managed in the community or by outpatient services, reducing the need for expensive hospital admissions.
A study published in JAMA found that cryopreserved platelets were less effective than liquid-stored platelets in achieving hemostasis, particularly at 24 hours after ICU admission. The research suggests that alternative storage methods may be needed for efficient surgical bleeding treatment.
A study found cryopreserved platelets to be a cost-effective option for managing surgical bleeding in cardiac surgery, dominating liquid-stored platelets in this setting. Further investigation is required to assess the economic benefits of cryopreserved platelets in broader populations.
A new study found that engasertib reduced nosebleed frequency and duration in patients with hereditary hemorrhagic telangiectasia (HHT), a rare inherited bleeding disorder. The trial also showed improved symptoms and safety profile for the drug, paving the way for its potential use as a treatment option.
Researchers developed a composite bioabsorbable hemostatic sponge inspired by mussels and extracellular matrix. The sponge quickly absorbs blood and firmly adheres to tissues, enhancing hemostatic performance. It promotes wound stabilization, accelerates blood clotting, and reduces inflammation and tissue damage.
Researchers found that rectal bleeding increases the odds of a colorectal cancer diagnosis by 8.5 times in patients under 50, highlighting the need for symptom-driven care and lifestyle modifications to reduce the risk. The study analyzed 443 patients and identified no family history as a factor in early-onset colorectal cancers.
Researchers aim to prevent maternal deaths from postpartum hemorrhage with a wearable device that tracks blood loss through cardiovascular features. The device, developed by Christine O'Brien at Washington University, uses light-based sensors and machine-learning algorithms to detect changes in hemoglobin and blood flow.
A comprehensive review highlights VET's potential to prevent postpartum hemorrhage and reduce maternal mortality. High-quality research on its use is limited, and a large-scale US-based study is needed to test its effectiveness.
Researchers developed an autoinjector device delivering TXA, a proven treatment for severe bleeding, with comparable effectiveness to traditional IV methods. The device can be used by paramedics and first responders to administer treatment quickly and easily, potentially saving lives in emergency situations.
A University of Oklahoma study found that acute normovolemic hemodilution (ANH) lowered the likelihood of a transfusion by 27%, reducing blood use and costs. The technique preserved platelet functionality, allowing patients to recover more effectively after surgery.
Researchers identified a distinctive CT imaging pattern called PRACE that predicts severe postpartum hemorrhage cases requiring emergency procedures. The finding was strongly associated with the need for uterine artery embolization and improved maternal outcomes.
Researchers found that taking blood thinners like warfarin does not significantly increase the risk of brain bleeding after blunt head trauma, contradicting previous assumptions. In fact, patients with poorly controlled warfarin activity had the highest bleeding risk.
Intra-arterial tenecteplase significantly reduces the risk of symptomatic intracranial hemorrhage and mortality in patients with acute large vessel occlusion. The treatment also improves neurological outcomes at 90 days without increasing complications.
A study of over 2,500 adults aged 50-80 found that nearly 1 in 6 take aspirin for cardiovascular protection without a history of heart disease. Despite revised guidelines reducing aspirin use for primary prevention after age 70, many patients are unaware of the increased risk of bleeding.
A large global study found that women who experience severe bleeding after childbirth face an increased risk of cardiovascular conditions, including heart failure and ischemic heart disease, for up to 15 years. The study analyzed data from over 9.7 million women across Europe, North America, and Asia.
A new study suggests that a drug used to prevent alcohol abuse can also interrupt runaway cell death and inflammation triggered by severe trauma, particularly in female mice. The findings may lead to therapies that could shorten hospital stays and improve survival rates if administered promptly after traumatic injuries.
Nontraumatic subarachnoid hemorrhage (SAH) is the third most common stroke type, accounting for 5-10% of all strokes. Despite declining age-standardized burden rates, SAH remains a major public health concern globally.
Researchers analyzed medical claims data to identify increased risks of heart failure, atrial fibrillation, and fractures among breast cancer survivors. The study highlights the importance of preventive care for these individuals.
A multicenter study found that radiologically unstable plaque, particularly intraplaque hemorrhage, significantly increases the risk of ischemic stroke and ocular symptoms in patients with symptomatic mild carotid stenosis. Surgical intervention, such as carotid endarterectomy, may be a protective factor for these patients.
A new collaboration aims to develop an affordable and accessible monoclonal antibody therapeutic for CCHFV, treating thousands globally. USAMRIID discovered the antibody in mice, and LifeArc is supporting development of a fully humanized antibody.
Hyperbaric oxygen treatment has been shown to provide long-term relief for patients with late radiation-induced injuries, improving symptoms of urinary incontinence, bleeding, and severe pain. The treatment can lead to the healing of chronic injuries and allow patients to live a fully normal life.
A new study published in Transfusion journal reveals sex-based disparities in the transfusion of whole blood to traumatically injured patients. Women, particularly younger females and those of childbearing potential, are less likely to receive whole blood transfusions compared to men. This disparity is despite whole blood being associa...
Regional mesylate anticoagulation in centrifugation artificial liver support systems is safe for liver failure patients at risk of bleeding. Adjusting the mesylate dose based on pre-R and pre-MA enhances safety.
Researchers from Florida Atlantic University challenge the current aspirin guidelines based on a flawed trial, advocating for healthcare providers to make individual clinical judgments about prescribing aspirin. They stress that patients should consult their primary care provider to balance the benefits of clot prevention against bleed...
A clinical trial has shown that administering clotting factor concentrate (4F-PCC) significantly reduces the risk of severe bleeding after major open-heart surgery. This innovative treatment approach offers a more effective alternative to frozen plasma for managing surgical bleeding.
In an open-label study, patients hospitalized for a serious heart attack who received rivaroxaban or warfarin had similar efficacy and safety outcomes. Rivaroxaban showed comparable results in dissolving left ventricular blood clots at three months follow-up.
A randomized clinical trial found prothrombin complex concentrate to have superior hemostatic efficacy compared to frozen plasma in patients requiring coagulation factor replacement during cardiac surgery. The study also showed safety advantages for the use of prothrombin complex concentrate.
A new study has found that a lower dose of the blood-thinning medication apixaban is as effective as the full dose in preventing recurring blood clots in patients with active cancer. Patients who received the lower dose experienced fewer bleeding complications and similar VTE recurrence rates compared to those on the standard dose.
A new study finds that prothrombin concentrate is superior to frozen plasma in controlling bleeding during heart surgery, reducing major bleeding events by nearly 50%. The concentrated product caused fewer adverse effects and saved hospitals resources, suggesting a potential shift in treatment guidelines.
A new antidote, bentracimab, safely restored platelet function in patients on ticagrelor, reducing the risk of bleeding during urgent surgery or major bleeding events. The study showed similar results for surgical and bleeding patients, with 94.3% achieving normal blood clotting after treatment.
Researchers at Thomas Jefferson University discovered two distinct signaling pathways controlling platelet spreading and clot contraction, potentially leading to targeted therapies for bleeding and thrombosis. The findings could also improve treatments for implanted devices like artificial valves and stents.
A new Concordia-developed app, iSurgARy, uses augmented reality to guide catheter insertion into the brain, improving ventriculostomy safety and accuracy. The app provides spatial awareness of patient anatomy, allowing surgeons to better aim at their target points.
Researchers found that giving plasma, rather than whole blood, improves outcomes in patients with traumatic brain injury (TBI) or shock. Plasma recipients had distinct proteomic profiles associated with later stages of clot formation, neuron survival, and wound repair.
A new study has found that heavy or prolonged menstrual bleeding during the menopause transition increases the risk of fatigue, with one in three women experiencing abnormal uterine bleeding. The study suggests greater clinical awareness is needed for bleeding changes during this life stage, especially when fatigue is reported.
Repeated esophagogastroduodenoscopy and colonoscopy enhance lesion detection, particularly in cases with active bleeding or poor visualization. The diagnostic accuracy of these procedures increases patient outcomes.
A rare case of adenomyosis in an 81-year-old postmenopausal woman closely resembles invasive endometrial cancer, emphasizing the challenges of diagnosing this condition. Further studies are needed to refine diagnostic protocols and determine risk factors for postmenopausal patients.
Researchers found that intracranial hemorrhages double the risk of dementia in people. The study analyzed Medicare claims and observed a two-fold increase in dementia diagnoses within 5.6 years after a hemorrhage.
A systematic review found that therapeutic-dose apixaban and dabigatran have bleeding risks comparable to low-dose aspirin, while rivaroxaban has higher rates of major bleeding. The study aims to help clinicians balance anticoagulant benefits with bleeding risks for patients with atrial fibrillation.
A new study suggests that delivering tenecteplase directly into a large brain artery after removing a blood clot can improve stroke survivors' function 90 days later. The treatment, which was tested in 127 patients, showed promising results compared to standard medical care.
A new survey by the Annenberg Public Policy Center finds that nearly half of US adults incorrectly think taking a daily low-dose aspirin reduces heart attack and stroke risk. The survey reveals significant gaps in understanding about aspirin use among older adults, with younger respondents more likely to correctly assess the risks.
Researchers have developed a blood test that can rapidly distinguish between brain bleeds and clot-caused strokes, even before patients arrive at the hospital. This test uses glial fibrillary acidic protein (GFAP) levels to differentiate between hemorrhagic and ischemic strokes, which can lead to opposite treatments.
A recent study has discovered that saliva contains special vesicles with extrinsic tenase complexes, which trigger rapid coagulation of the blood in haemophilic patients. This finding provides significant contributions to understanding the disease and its treatment options.
A recent study by Michigan Medicine found that reducing the dose of popular blood thinners like Xarelto and Eliquis can lower the risk of future bleeding events. The research team analyzed nearly 1,000 cases of patients who took these medications to prevent recurrent clots after having a blood clot.
The American Heart Association has released its list of top cardiovascular research for 2024, focusing on prevention, treatment and the benefits of anti-obesity medications. The research highlights improvements in assessing cardiovascular risk, identifying early prevention opportunities and treating heart failure.
A clinical trial demonstrated the efficacy and tolerability of concizumab, a new drug for haemophilia patients, reducing bleeding rates. Concizumab works by blocking an anticoagulant factor, restoring the delicate balance between clotting and anti-clotting factors.
A new treatment combination of surgery and embolization for subdural hematomas has been shown to reduce the risk of follow-up surgeries. The procedure, which blocks specific blood vessels, resulted in a 4% recurrence rate compared to 11% without embolization.