In this prospective, randomised, double-blind study, we investigated the effect of epidural anaesthesia and an antifibrinolytic agent, Aprotinin (500,000 KIU in bolus before surgery and 500,000 KIU h(-1) in drip form during surgery), on intra and postoperative blood loss and transfusion requirements in total hip arthroplasty. Sixty patients were allocated randomly to four groups (A: epidural + general anesthesia + Aprotinin, B: epidural + general anesthesia + placebo (equal volume), C: general anaesthesia + Aprotinin, D: general anaesthesia + placebo). Postoperative analgesia: epidural analgesia in groups A and B, systemic analgesia with opiates in groups C and D. Blood loss during surgery was monitored and salvaged with the Compact-A Dideco, and postoperative blood loss with the BT 797 Recovery Dideco for the first 24 hours. Perioperative blood loss, frequency and quantity of transfusions were significantly higher in group D (p<0.0001). Total blood loss was reduced by 31.3% by epidural anaesthesia, 20.4% by Aprotinin and 51.4% using a combination of the two techniques.
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J Orthop Surg Res
January 2025
Central Coast Local Health District, Gosford, NSW, 2295, Australia.
Background: The use of intravenous tranexamic acid (TXA), an antifibrinolytic agent, has been shown to effectively reduce total blood loss and transfusion rates in total knee arthroplasty (TKA). The aim of this paper is to evaluate the implementation lag and clinical uptake of the use of TXA for primary TKA after publication of two landmark studies. Additionally, it assessed the efficacy of TXA use in TKA in reducing post-operative blood transfusions and hospital length of stay (LOS).
View Article and Find Full Text PDFMol Med
January 2025
Institute for Research in Biomedicine (IRB Barcelona), The Barcelona Institute of Science and Technology (BIST), Barcelona, Spain.
Background: Lysinuric protein intolerance is a rare autosomal disorder caused by mutations in the Slc7a7 gene that lead to impaired transport of neutral and basic amino acids. The gold standard treatment for lysinuric protein intolerance involves a low-protein diet and citrulline supplementation. While this approach partially improves cationic amino acid plasma levels and alleviates some symptoms, long-term treatment is suggested to be detrimental and may lead to life-threatening complications characterized by a wide range of hematological and immunological abnormalities.
View Article and Find Full Text PDFBMC Surg
January 2025
Department of Obstetrics and Gynecology, Beijing Hospital, National Center of Gerontology, Institute of Geriatric Medicine,Chinese Academy of Medical Sciences, Beijing, P.R. China.
Background: vNOTES has been documented as a viable approach for conducting benign gynecologic surgery; however, its application in ectopic pregnancy cases remains relatively scarce. The principal objective of this investigation was to assess the practicability, effectiveness, and safety of vNOTES in surgical procedures related to ectopic pregnancy.
Methods: Clinical data pertaining to patients diagnosed with ectopic pregnancy at Beijing Hospital between January 2018 and August 2023 were retrospectively collected (This study retrospectively registered with the China Clinical Trial Registry with the registration number ChiCTR2100052223 in September 22, 2021.
BMC Nephrol
January 2025
Department of Nephrology, Japan Community Healthcare Organization Sendai Hospital, 981-3281, Sendai, Miyagi, Japan.
Background: Oliguric acute kidney injury (AKI) is one of the critical conditions which needs emergent treatment due to the lack of the capacity of excreting toxins and fluids, and plasma membrane bleb formation is considered as one of the characteristic morphologic alterations in ischemic AKI in both animal models and human. We present here an autopsy case with clear electron microscopy images capturing a definitive instance of blebbing in ischemic AKI.
Case Presentation: A 66-year-old man was admitted for oliguric AKI with nephrotic syndrome (NS).
Nat Aging
January 2025
Translational Science and Therapeutics Division, Fred Hutchinson Cancer Research Center, Seattle, WA, USA.
Somatic stem cell pools comprise diverse, highly specialized subsets whose individual contribution is critical for the overall regenerative function. In the bone marrow, myeloid-biased hematopoietic stem cells (myHSCs) are indispensable for replenishment of myeloid cells and platelets during inflammatory response but, at the same time, become irreversibly damaged during inflammation and aging. Here we identify an extrinsic factor, semaphorin 4A (Sema4A), which non-cell-autonomously confers myHSC resilience to inflammatory stress.
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