Objective: The objective of this review is to evaluate the effectiveness of perioperative prophylactic tranexamic acid for reducing blood loss in orthognathic surgery in healthy patients.
Introduction: Orthognathic surgery can cause significant hemorrhage, which requires postoperative blood transfusions. The most widely studied pharmaceutical adjunct for reducing blood loss is tranexamic acid, a synthetic amino acid that reversibly inhibits plasminogen activation. It is widely used and validated in other surgical procedures to limit blood loss; however, it is not a gold standard in orthognathic surgery.
Inclusion Criteria: We will include clinical trials comparing tranexamic acid to appropriate controls. The primary outcomes are intraoperative blood loss, change in hematocrit/hemoglobin level, and need for blood transfusion. Secondary outcomes include operating time, length of hospital stay, and adverse reactions. Studies of patients with pre-existing coagulopathies and those undergoing only minor orthognathic surgery (eg, genioplasty) will be excluded.
Methods: We will search 3 electronic databases (PubMed, Embase, and Cochrane Library) from database inception. Titles, abstracts, and full-text papers will be assessed against the inclusion criteria by 2 independent reviewers. Risk of bias will be assessed using the Cochrane Risk of Bias 2.0 tool. Data will be extracted by 2 independent reviewers. Meta-analysis will be conducted for all outcomes where appropriate, with weighted mean differences used for intraoperative blood loss, changes in hematocrit/hemoglobin levels, operation time, and length of stay; and risk ratio for transfusion rates and adverse outcomes. Certainty of the evidence will be presented using the Grading of Recommendations, Assessment, Development and Evaluation (GRADE) approach.
Systematic Review Registration Number: PROSPERO CRD42022314403.
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http://dx.doi.org/10.11124/JBIES-22-00126 | DOI Listing |
Medicine (Baltimore)
January 2025
Department of Obstetrics and Gynecology, Minimally Invasive Gynecology Surgery Center, Hualien Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation, Hualien, Taiwan.
Rationale: Ovarian tumor torsion is a critical gynecological emergency, predominantly affecting women of reproductive age, with benign teratomas being the most common culprits. In contrast, malignant ovarian tumors, such as mucinous cystadenocarcinoma, infrequently present with torsion due to their invasive and angiogenic characteristics. The occurrence of torsion in malignant tumors complicates diagnosis and management, particularly when associated with complications like congestion, infarction, and internal bleeding.
View Article and Find Full Text PDFMedicine (Baltimore)
January 2025
Nerve Rehabilitation Center, Beijing Rehabilitation Hospital Affiliated to Capital Medical University, Xixia Zhuang, Badachu, Shijingshan District, Beijing, China.
Ischemic stroke is caused by blockage of blood vessels in brain, affecting normal function. The roles of Signal Transformer and Activator of Transcription 1 (STAT1), CASP8, and MYD88 in ischemic stroke and its care are unclear. The ischemic stroke datasets GSE16561 and GSE180470 were found from the Gene Expression Omnibus database.
View Article and Find Full Text PDFJ Neurosurg Pediatr
January 2025
1Division of Neurosurgery, Department of Surgery.
Objective: The current neurosurgical treatment for intraventricular hemorrhage (IVH) of prematurity resulting in posthemorrhagic hydrocephalus (PHH) seeks to reduce intracranial pressure with temporary and then permanent CSF diversion. In contrast, neuroendoscopic lavage (NEL) directly addresses the intraventricular blood that is hypothesized to damage the ependyma and parenchyma, leading to ventricular dilation and hydrocephalus. The authors sought to determine the feasibility of NEL in PHH.
View Article and Find Full Text PDFJ Neurosurg Spine
January 2025
3Department of Orthopedic Surgery, Haeundae Bumin Hospital, Busan, South Korea.
Objective: Conventional decompression surgery for beak-type ossification of the posterior longitudinal ligament (OPLL) of the thoracic spine, whether approached anteriorly or posteriorly, poses several challenges, including technical complexity, cerebrospinal fluid leakage, incomplete decompression, and potential neurological deterioration. Therefore, the authors introduce a novel technique, anterior sliding decompression osteotomy (ASDO), for thoracic myelopathy caused by OPLL and evaluate the efficacy and safety of this technique.
Methods: Six patients (4 men and 2 women) who underwent ASDO surgery for beak-type OPLL in the thoracic spine with a follow-up period of at least 2 years were included in the cohort.
J Neurosurg
January 2025
4Department of Neurosurgery, Royal Melbourne Hospital, Melbourne, Victoria, Australia.
Objective: The pathophysiology of delayed cerebral ischemia (DCI) is not fully elucidated. The lack of accurate diagnostic tools increases the probability of delayed diagnosis and timely treatment. The authors assessed the relationship of 8-iso-prostaglandin F2α (F2-IsoP) and oxidative stress biomarkers, nitric oxide synthase 3 (NOS3) and nicotinamide adenine dinucleotide phosphate (NADPH), with DCI after aneurysmal subarachnoid hemorrhage (aSAH).
View Article and Find Full Text PDFEnter search terms and have AI summaries delivered each week - change queries or unsubscribe any time!