Articles tagged with Surgery
A clinical trial by the ECOG-ACRIN Cancer Research Group shows striking results from chemotherapy before surgery to shrink tumors and reduce tissue removal. Patients who received chemotherapy had a 50% chance of preserving vital organs, compared to 15% for those having surgery.
Biomedical engineers at the University of Rochester have developed a novel technique using ultrasound waves to organize endothelial cells into patterns that promote the growth of new vessel networks. The team aims to treat ischemic injuries caused by damaged tissue in reconstructive and plastic surgeries.
A study analyzing National Joint Registry data found that trainee surgeons' outcomes are comparable to those of more experienced consultants. The rates of subsequent revision surgery were no different between the two groups, suggesting similar skill levels.
The world's first combined whole eye and face transplant has demonstrated allograft survival, including rejection-free graft survival. The transplanted eye has maintained normal pressure, good blood flow, and some remaining structure and functions in the retina. Researchers are now focused on understanding how to restore sight.
Women with hepatocellular carcinoma are less likely to receive a deceased-donor liver transplant due to sex-based differences in candidate size. The study's findings highlight the need for changes in allocation policy to improve access to size-matched donor livers for smaller candidates.
Researchers at McGill University developed AI-guided feedback systems that outperformed human instructors in teaching neurosurgical skills. The study found that expert instruction alone led to poorer surgical learning outcomes, highlighting the potential of AI to enhance learner surgical skills acquisition.
Researchers found that supplementing potassium only when levels fell below 3.6 mEq/L was noninferior to the current practice of maintaining higher levels, with no increase in adverse outcomes. Lower thresholds did not worsen clinical outcomes or dysrhythmias.
The MATTERHORN trial shows that transcatheter edge-to-edge repair is non-inferior to surgery in patients with secondary mitral regurgitation, with some safety benefits favouring TEER. The study found no significant difference in efficacy between the two techniques.
Continuation of renin-angiotensin system inhibitors before major noncardiac surgery was not associated with a higher rate of postoperative complications compared to discontinuation. The study aimed to investigate the impact of continued use of these medications on surgical outcomes.
A study published in The Lancet found that starting medical abortion at home is as safe as in a hospital, with 71% of participants able to be treated as day patients. The procedure also promotes patient autonomy and can reduce healthcare costs.
Recent years have seen therapeutic advances in kidney cancer due to deeper understanding of the disease's biology, with improved treatments and early detection contributing to decreased deaths. Cigarette smoking and being overweight remain major risk factors for kidney cancer.
A team at ETH Zurich successfully conducted the first remote-controlled magnetic endoscopy procedure across a 9,300km distance. The procedure allowed for precise navigation and manipulation of a probe in a live pig's stomach via a joystick controlled by an operator in Zurich.
A new study found that private clinics in Ontario increased cataract surgery rates for higher-income patients after receiving public funding, while lower-income patients saw a 9% decrease in access. The researchers suggest policy changes to address conflicts of interest and ensure equitable access to surgery.
A new treatment approach has been confirmed effective in a major study, showing that locally advanced rectal cancer patients can experience complete tumour disappearance without needing surgery. This method reduces the risk of recurrence and preserves normal bowel function, offering a promising alternative to traditional treatments.
Women undergoing cardiac surgery have a lower risk of developing postoperative atrial fibrillation compared to men, but are more vulnerable to its associated long-term morbidities. A study found that once atrial fibrillation develops, women have a significantly higher risk of mortality than men.
A recent Vanderbilt University Medical Center study found that both hyperoxia and normoxia are safe during cardiac surgery, contradicting previous assumptions. The research discovered no significant differences in organ injury between the two oxygen levels.
A WVU researcher argues that more validation is needed for the increasing number of gallbladder surgeries performed for biliary dyskinesia, a functional gallbladder disorder. The researcher suggests that a combination of factors must come together to diagnose and select patients who would benefit from surgery.
Researchers discuss the role of gut microbiota in regulating basal inflammation levels and promoting healing of the bowel after surgery. Weakened gut barrier function may lead to persistent low-grade inflammation and increased risk of cancer recurrence.
Researchers found distinct molecular responses in skeletal muscle following bariatric surgery between obese individuals and those with additional T2D. Obesity individuals showed improvements in metabolic health, while T2D participants had limited changes.
A uterus transplant was successfully performed on women with absolute uterine-factor infertility, resulting in a high live birth rate. However, the procedure was also associated with significant medical and surgical risks for both recipients and donors.
Researchers found that symptom-triggered testing can pick up early-stage aggressive ovarian cancer in 1 in 4 of those affected. The UK's protocol for picking up early-stage disease is an effective way to diagnose even early-stage ovarian cancer, with complete surgical removal possible in more than three quarters of women.
A novel technique for tissue slicing and cultivation has been introduced, utilizing hierarchical magnetic microneedle array robots to address challenges in clinical settings. The method enables precise control over tissue manipulation and analysis, promising advancements in precision medicine and personalized treatment.
Researchers at MedUni Vienna have identified AF1Q as a promising biomarker to predict gastric cancer recurrence risk. The study found that 97.8% of tumour samples had elevated AF1Q levels, associated with higher recurrence risk and lower survival chances.
A new clinical algorithm developed at the University of Gothenburg can accurately identify highly aggressive forms of basal cell carcinoma. The algorithm uses a combination of clinical and dermoscopic images to distinguish between low-risk and high-risk tumors, allowing for more effective treatment and better patient outcomes.
A new mathematical method, validated with experimental animal data, provides fast, reliable, and minimally invasive way of determining how to treat critical blood pressure changes. The method accurately tracks cardiac output and systemic resistance, mirroring estimates from more invasive catheters in some cases.
A recent study published in JAMA Network Open reveals significant gender differences in electronic health record (EHR) usage among surgeons. Female surgeons were found to spend more time documenting patient encounters and writing longer notes compared to their male counterparts.
The new guidelines from the Surgical Infection Society offer updated recommendations for antimicrobial agent selection, source control, and treatment of specific pathogens. These evidence-based guidelines aim to improve clinical outcomes and reduce mortality rates from intra-abdominal infections globally.
A new study found that an electronic health record (EHR)-based nudge intervention significantly decreased low-value axillary surgery in older women with clinically node-negative, HR+/HER2− breast cancer. The user-friendly intervention could be beneficial for other practice settings or patient populations.
Experts have established a comprehensive guideline for classifying and treating advanced liver cancer in China. The guidelines recommend personalized treatment options based on tumor characteristics, vascular tumor thrombus grade, distant metastasis, liver function status, portal hypertension, and hepatitis B virus replication status.
A recent study found that female surgical residents are more likely to experience obstetric complications, postpartum depression, and burnout compared to their male counterparts. The research highlights the need for improved support in family planning aspects of healthcare work.
The study compared FDG-PET/CT and CT for evaluating treatment response in unresectable malignant pleural mesothelioma patients. The results showed that both imaging modalities provided accurate findings for tumor response evaluation, with high concordance between the two methods.
A new surgical method developed in Leipzig offers significant benefits over conventional treatment for cervical cancer, with a 9.4% lower recurrence rate after five years. This innovative approach also leads to a 58% lower risk of mortality from the disease.
Researchers discuss the use of antibody-drug conjugates (ADCs) in treating biologically aggressive tumors, such as uterine serous carcinoma. The ADC T-DXd has shown remarkable preclinical activity against primary USC cells lines and xenografts overexpressing HER2/neu.
A study by Michigan Medicine found that older women over 65 who require complex heart surgery are more likely to be treated at low-quality hospitals, where they also die in greater numbers. The sex disparity in mortality doubled from high-quality to low-quality hospitals.
A new coordinated care model, Trauma Medical Home, has been found to improve psychological recovery and quality of life for older adults with trauma-related injuries. The care model provides comprehensive support, including medication adherence and cognitive assessments, to help patients recover from physical or psychological injury.
Researchers have developed a minimally invasive surgical technique to remove lesions in the skull base region, reducing damage to the brain and preserving neurological functions. The endoscopic approach results in shorter operative times and less blood loss compared to conventional microscopic surgery.
A study found that transgender people experience barriers in accessing gender-affirming surgery, with participants describing the need for self-advocacy when interacting with healthcare professionals. The findings highlight the need for improved access to gender-affirmation surgery and reduced wait times.
A recent study published in JAMA found that transgender women on hormone therapy have drastically lower PSA levels, which may lead to delayed diagnosis and treatment of prostate cancer. The researchers analyzed Veterans Health Administration records and recommended caution when interpreting PSA values in transgender women.
A new study from the University of Copenhagen reveals that AI has helped detect significantly more cases of breast cancer and reduce radiologist workloads. The AI system has been used to analyze tens of thousands of X-rays every year, resulting in a 12% increase in detected cases, including more small tumours of one centimetre or less.
A survey of pediatric bariatric surgeons found significant variation in the use of weight loss medications, particularly GLP-1As, in young patients. Most respondents prescribe GLP-1As for patients considering MBS, but preoperative and postoperative practices vary widely.
A new outreach program, NESTS, has been developed to address the unique needs of Spanish-speaking trauma patients. The program connects patients with follow-up care, community resources, and social services, helping to improve their recovery outcomes.
Researchers have developed a biodegradable scaffold to facilitate bladder tissue growth, reducing complications associated with traditional augmentation procedures. An implantable sensor also enhances patient monitoring, paving the way for improved bladder surgery outcomes.
A new biomarker has been discovered that can help predict which patients with clear cell renal cancer are at higher risk of recurrence. The 15-gene signature was found to be independently associated with worse disease-free survival and disease-specific survival in two large validation datasets.
A study analyzing data from 6,010 English practices between 2018 and 2022 found that the national average dropped from 29.3% to 19% of patients able to see a preferred doctor. Practices with more doctors and higher same-day appointment rates showed slower declines in continuity.
The ARMMS-T2D study found that bariatric surgery yields greater long-term improvements in quality-of-life compared to medical management, with sustained weight loss correlating with better health and reduced pain.
Researchers analyzed three tumor markers for associations with radiographic response and clinical outcomes in NSCLC patients. The study found that CEA, CA-125, and CA-19-9 were associated with progression and radiographic responses in NSCLC.
Researchers found significant variation in surgical outcomes within each hospital star rating group, despite CMS star ratings being associated with mortality, complications, and readmissions. This study emphasizes the need for continued improvement of publicly reported hospital grade measures to accurately reflect surgical quality.
A new study found that nearly five percent of pancreatic adenocarcinoma patients achieve a pathological complete response (pCR) after treatment, leading to a 63% 5-year survival rate. The research highlights the importance of tailoring treatment based on factors such as chemotherapy regimens and radiation therapy.
Families with germline CDH1 P/LP variants show a cumulative risk of gastric cancer between 7-10% and breast cancer in female carriers at 37%
A recent survey of over 170 surgeons reveals that most are resistant to using video for pre-operative appointments, despite being open to converting some post-operative visits to telehealth. Urologists are more likely to adopt virtual care, with 88% already using it for at least some patients.
A glowing marker dye attached to a special marker molecule enables surgeons to visualize prostate cancer cells in real-time, allowing for more precise removal of cancerous tissues and preservation of healthy tissue. This technology has the potential to reduce the chances of cancer recurrence and minimize life-changing side effects.
In individuals with a diabetes duration of 10 years or less, bariatric metabolic surgery was associated with greater weight loss and reduced mortality compared to first-generation GLP-1RAs. No differences were observed between treatment modalities in patients with longer diabetes duration.
A study found that mass incarceration contributes to social disorganization and increased firearm homicides among Black communities in Chicago. Targeted policies addressing mass incarceration may help reduce urban firearm violence.
A meta-analysis of 15 randomized studies found that patients taking GLP-1 medications experienced only mild differences in gastric emptying, delaying solid food by about 36 minutes. The findings suggest it may be safe to continue these medications before surgery without a high risk of aspiration.
A study of 370 patients undergoing elective surgery found that those with higher levels of awareness about anesthesia had better understanding of general and local anesthesia. Patients who underwent surgeries related to eyes, nose, and throat scored higher on the knowledge test due to limited sources of information.
A new study by Brigham and Women's Hospital found that patients with dementia who underwent surgery for hip fractures experienced lower odds of death compared to those treated non-surgically. The benefit was seen in patients with head and neck of the femur fractures, but not in other locations.
A recent study by Dr. Zhaohua Jiang successfully demonstrated VLNT's effectiveness in reconnecting the lymphatic system and improving patient outcomes. The procedure involves transplanting healthy lymph nodes into the affected area, promoting regeneration and reconnection of lymphatic vessels.
A breakthrough in trauma care has nearly quadrupled the 'golden hour' for treating large animals with internal bleeding during emergency ground and air transport. Researchers used a closed-loop, autonomous intervention system to resuscitate pigs with traumatic injuries, extending their survival time by several hours.
A new study reveals that poor access to simple elective surgery in developing countries is storing up future health problems for patients. Inguinal hernia repair was used as a tracer condition, showing that untreated hernias can lead to delayed recovery and higher healthcare costs due to the need for more complex emergency surgery.
Researchers at Osaka Metropolitan University have discovered that plasma irradiation can accelerate tendon repair, showing faster regeneration and increased strength in lab rats. This breakthrough could lead to shorter treatment times and more reliable tendon healing for athletes and individuals with sports-related injuries.