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Introduction: Research on preoperative blood management in older patients with delayed surgery for intertrochanteric fracture is scarce, especially regarding hematopoiesis and hemostasis. We assessed the effectiveness of optimized blood management programs in older patients undergoing delayed surgery for intertrochanteric fractures.
Methods: This retrospective study included 456 patients who underwent delayed surgery for intertrochanteric fractures. According to the optimized blood management plan, the patients were divided into four groups: group A was the control group; group B received 1 g of tranexamic acid (TXA) intravenously at admission; group C underwent sequential TXA treatment after admission until 1 day before surgery (1 g/day); and group D received iron supplements (200 mg/day) in addition to the treatment administered to group C, with or without recombinant human erythropoietin (rHuEPO; 40,000 IU). The primary outcomes were preoperative hidden blood loss (HBL), preoperative allogeneic blood transfusion (ABT) rate, hemoglobin (Hb) change, and actual Hb drop.
Results: The Hb reduction, calculated HBL, and hospitalization duration in groups C and D were significantly lower than those in groups A and B. The preoperative ABT rates in groups C and D were significantly lower than those in groups A and B, with no significant difference between groups C and D.
Discussion: The results of this study suggested that iron supplementation (with or without rHuEPO) combined with the sequential IV TXA scheme did not show a better clinical effect than the sequential IV TXA scheme in the management of patients undergoing delayed surgery for intertrochanteric fractures. Therefore, further evaluation is needed before recommending iron supplements and rHuEPO in older patients.
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http://dx.doi.org/10.2147/CIA.S362020 | DOI Listing |
Proc Natl Acad Sci U S A
September 2025
Department of Medicine, Institute for Transformative Molecular Medicine, Case Western Reserve University School of Medicine, Cleveland, OH 44106.
The β-adrenergic receptor (βAR), a prototype G protein-coupled receptor, controls cardiopulmonary function underpinning O delivery. Abundance of the βAR is canonically regulated by G protein-coupled receptor kinases and β-arrestins, but neither controls constitutive receptor levels, which are dependent on ambient O. Basal βAR expression is instead regulated by the prolyl hydroxylase/pVHL-E3 ubiquitin ligase system, explaining O responsivity.
View Article and Find Full Text PDFClin J Gastroenterol
September 2025
Department of Gastroenterology and Hepatology, Nagasaki University Graduate School of Biomedical Sciences, 1-7-1 Sakamoto, Nagasaki, 852-8501, Japan.
Portopulmonary hypertension (POPH), a subtype of pulmonary arterial hypertension (PAH), develops with portal hypertension and may persist after liver transplantation. While there have been successes using balloon-occluded retrograde transvenous obliteration (BRTO) for POPH, no reports exist on long-term follow-up. A 60-year-old man with hepatitis C cirrhosis developed POPH.
View Article and Find Full Text PDFCNS Drugs
September 2025
Global Health Neurology Lab, Sydney, NSW, 2150, Australia.
Acute ischemic stroke (AIS) remains a leading cause of mortality and long-term disability globally, with survivors at high risk of recurrent stroke, cardiovascular events, and post-stroke dementia. Statins, while widely used for their lipid-lowering effects, also possess pleiotropic properties, including anti-inflammatory, endothelial-stabilizing, and neuroprotective actions, which may offer added benefit in AIS management. This article synthesizes emerging evidence on statins' dual mechanisms of action and evaluates their role in reducing recurrence, improving survival, and mitigating cognitive decline.
View Article and Find Full Text PDFAmino Acids
September 2025
Colorectal Research Center, Iran University of Medical Sciences, Tehran, 1445613131, Iran.
Anal fissure causes pain and bleeding during or after bowel movements, significantly impacting individuals' quality of life. Current treatments aim to interrupt this cycle but have associated risks and limitations. The emergence of arginine, crucial for protein creation and nitric oxide (NO) production, presents an intriguing therapeutic avenue by the impact on reducing anal sphincter pressure and enhancing anoderm blood flow, due to its roles in vasodilation, anti-inflammatory responses, and collagen synthesis, which can promote wound healing and highlighting its potential as an alternative therapy.
View Article and Find Full Text PDFWorld J Urol
September 2025
Department of Urology and Transplantation Surgery, Nantes University Hospital, Nantes, France.
Purpose: In 5-10% of cases, renal cancer extends into the venous system, particularly the inferior vena cava (IVC), which worsens prognosis. This study aims to assess morbidity, mortality, and oncological outcomes of patients treated surgically for renal cancer with IVC extension over a 30-year period, in two experienced centers.
Materials And Methods: This bicentric, retrospective study analyzed patients treated between 1988 and 2020 for renal cancer involving the IVC.