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Background The risk of venous thromboembolism following major orthopaedic surgery is among the highest for all surgical specialties. Our hospital guidelines for thromboprophylaxis following elective primary total hip or knee replacement are based on American College of Chest Physicians guidance. The most recent change to local guidelines was the introduction of the extended aspirin regimen as standard thromboprophylaxis. Objective To establish the appropriateness of this regimen by comparing venous thromboembolism rates in patients receiving extended aspirin to previous regimens. Setting The largest dedicated orthopaedic hospital in Ireland. Methods This was a retrospective cohort study. Data were collected from patient record software. All eligible patients undergoing primary total hip or knee replacement between 1st January 2010 and 30th June 2016 were included. Main outcome measure Venous thromboembolism up to 6 months post-operatively. Results Of the 6548 participants (55.3% female, mean age 65.4 years (± 11.8 years, 55.8% underwent total hip replacement), venous thromboembolism occurred in 65 (0.99%). Venous thromboembolism rate in both the inpatient enoxaparin group (n = 961) and extended aspirin group (n = 3460) was 1.04% and was 0.66% in the modified rivaroxaban group (n = 1212). Non-inferiority analysis showed the extended aspirin regimen to be equivalent to the modified rivaroxaban regimen. History of venous thromboembolism was the only significant demographic risk factor for post-operative venous thromboembolism (0.87% vs. 3.54%, p  = 0.0002). Conclusion In daily clinical practice, extended aspirin regimen is at least as effective as modified rivaroxaban for preventing clinically important venous thromboembolism among patients undergoing hip or knee arthroplasty who are discharged from the hospital without complications. Aspirin can be considered a safe and effective agent in the prevention of venous thromboembolism after total hip or total knee replacement.Background Dosage forms of oral medications are frequently modified in aged care facilities by crushing/splitting tablets or opening capsules to facilitate medication administration for residents with swallowing difficulties. These practices pose safety concerns including the risk of adverse events resulting from loss of dose during transfer and alteration in the rate of absorption. Objective To identify the incidence, methods, and appropriateness of oral dosage form modification practices in aged care facilities. Setting A purposive sample of four urban and regional aged care facilities in Queensland, Australia. Method The processes of modification of oral dosage forms were observed and video-recorded using an action camera placed on medication trolleys. Each video was then reviewed and the details of the medication modification processes were recorded in a data collection form. The appropriateness of the practices of dosage form modification was evaluated against existing national guideline (Australian Don'care facilities need to be supported and upskilled with effective training to promote the best and safest practices of ODF modification.The assessment of mental health needs and access to appropriate interventions for parents and caregivers is one of 15 evidence-based standards for the psychosocial care of children with cancer and their families. The objectives of this paper are to describe one program's approach to meeting this standard in oncologic, hematologic, and immunologic populations and outline key ethical, regulatory, and logistical considerations in providing mental health services to caregivers in a pediatric medical setting. A description of the Caregiver Mental Health Program (CMHP) is provided along with a case example to illustrate key considerations, including multiple family members needing care, access to psychiatric services, scope of treatment, confidentiality and privacy, and logistics. Challenges in the development of the CMHP as well as the program's benefits are discussed. Implementation of this standard of care will vary across institutions depending on various factors, such as staffing and programmatic resources and institutional culture.The COVID-19 pandemic is a significant global event in the history of infectious diseases. The SARS-CoV-2 appears to have originated from bats but is now easily transmissible among humans, primarily through droplet or direct contact. Clinical features of COVID-19 include high fever, cough, and fatigue which may progress to ARDS. Respiratory failure can occur rapidly after this. The primary laboratory findings include lymphopenia and eosinopenia. Elevated D-dimer, procalcitonin, and CRP levels may correlate with disease severity. Imaging findings include ground-glass opacities and patchy consolidation on CT scan. Mortality is higher in patients with hypertension, cardiac disease, diabetes mellitus, cancer, and COPD. Elderly patients are more susceptible to severe disease and death, while children seem to have lower rates of infection and lower mortality. Diagnostic criteria and the identification of persons under investigation have evolved as more data has emerged. However, the approach to diagnosis is still very variable from region to region, country to country, and even among different hospitals in the same city. The importance of a clinical pathway to implement the most effective and relevant diagnostic strategy is of critical importance to establish the control of this virus that is responsible for more and more deaths each day.INTRODUCTION Clinical guidelines suggest a glycated hemoglobin A1c (HbA1c) target of ≤ 6.5% for type 2 diabetes patients with short duration of disease, few comorbidities and/or long life expectancy-provided this goal can be achieved safely. We explored whether initial combination treatment with the dipeptidyl peptidase-4 inhibitor linagliptin and metformin could provide better glycemic control (HbA1c ≤ 6.5%) than metformin alone without increasing hypoglycemia. METHODS We pooled and analyzed individual patient data from two randomized clinical trials of early combination therapy with linagliptin and metformin versus metformin monotherapy. The primary outcome in both trials was the change in HbA1c from baseline to week 24. We evaluated the percentage of patients who achieved HbA1c ≤ 6.5% at week 24 and the incidence of adverse events. RESULTS Most (> 70%) of the 1160 patients analyzed were treatment naive, and more than half had had diabetes for ≤ 1 year; mean baseline HbA1c was approximately 8.7%. Combination therapy with linagliptin and metformin resulted in more patients achieving HbA1c ≤ 6.5% than metformin alone, both for a metformin dose of 500 mg (40.1 vs. 22.9%, respectively, odds ratio [OR] 2.84, 95% confidence interval [CI] 1.87-4.32) and 1000 mg (49.5 vs. 35.4%, respectively, OR 2.28, 95% CI 1.54-3.40). Hypoglycemia occurred in  less then  3% of patients, with a comparable incidence between treatment groups. Other adverse events were also balanced between groups. CONCLUSION Early combination treatment with linagliptin and metformin can improve the chances of achieving tight glycemic control (HbA1c ≤ 6.5%) without increasing the risk of hypoglycemia or other adverse events. TRIAL REGISTRATION ClinicalTrials.gov, NCT00798161 and NCT01708902.The study was carried out using a novel rat model developed in our laboratory, namely16 mm diameter circular excisional wounds were generated on the abdomen which resulted in minimal scarring. Restoration of the skin integrity was completed by day 60 after the wounding surgery. By this time, regenerates on the abdomen were stronger than on the back (at, respectively, 58 and 17.4 % of the tensile strength of the intact skin at corresponding location) and the ratio of type I and type III collagens in regenerates on the abdomen reached the level of intact skin at the same location. On days 3 to 14, the ratio of Mmp9/Timp1 expression levels on the abdomen was higher than on the back. On days 20 and 30, the Mmp9/Timp1 ratio on the abdomen was identical to the level of intact skin, whereas the increased MMPs expression levels on the back were maintained until day 30. It has been shown for the first time that according to functional and molecular characteristics, wound healing on the abdomen of an adult rat is more similar to complete regeneration than scarring repair of the back skin.Postmortem changes occurring in human carotid body were simulated on the Wistar rat model. It was shown that light, dark, and pyknotic (progenitor) subtypes of human carotid body cells are an artifact and cannot be used in clinical practice to study the characteristics of various human diseases. The differences between the control group of healthy individuals and individuals with the various pathologies are most likely due to the different levels of premortal hypoxia that the tissue had been exposed to. Moreover, widespread antigens used in practice were divided into 2 groups by their tolerance to autolysis stable and unstable ones. This can be useful for the development of immunohistochemical test algorithms for the diagnostics on autopsy material.We present a method of minimally invasive transcutaneous insertion of screws using a prefabricated extracorporeal navigation system using additive technologies (based on primary data obtained from the DICOM package in multi-detector computed tomography of the affected spine segment) according to the principle of personalized medicine. The method was tested on 10 dogs of different breeds with generally similar mechanism of trauma and typical consequences that led to fracture and dislocation of one of the lumbar vertebrae. In all animals, a positive treatment outcome of different degrees was achieved. Regression of the neurological deficit without significant postoperative inflammatory reaction was noted. The proposed method of treatment reduces the risk of malposition in pedicular and interbody pins and reduces radiation intraoperative exposure.We studied the effects of spiperone, a selective blocker of dopamine D2 receptors, on the model of pulmonary emphysema provoked by administration of elastase and D-galactosamine hydrochloride to female C57BL/6 mice and characterized by activation of proteases in the lungs and systemic deficiency of its inhibitor α1-antitrypsin. In this model, spiperone prevented the development of inflammatory reaction and reduced the area of emphysematous expanded alveolar tissue. The expression of angiogenic marker CD31 in the lungs increased under these conditions. Regeneration of the damaged microvascular bed under the action of spiperone resulted from recruiting of Notch1+ endothelial progenitor cells (CD45-CD31+CD34+) into the lungs and blockade of the inhibitory effect of dopamine on phosphorylation of VEGF-2 receptors in endothelial cells of different maturity. In addition, spiperone produced a protective effect on hepatocytes and restored the production and secretion of α1-antitrypsin by these cells.We studied the expression of transcriptional factors regulating postnatal morphogenesis of the adrenal zona fasciculata in rats after developmental exposure to endocrine disruptor DDT. It was found that tissue reparation after trophic disorders and cell death triggered by prenatal and postnatal exposure to DDT was accompanied by an increase in the number of Oct4- and Shh-expressing cells forming a pool located outside the regeneration zones and involved in the maintenance of tissue homeostasis in the zona fasciculata. DDT exposure also disrupted the expression of antiproliferative factor Hhex. The data showed that proliferation of fasciculata cells after termination of adrenal cortex growth was downregulated by inhibition of the expression of Oct4 and Shh and suppression of canonical Wnt signaling, i.e. due to a decrease in the reserve cell pool essential for physiological regeneration, which can reduce the reactive potential of the zona fasciculata.

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