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Related Concept Videos

Local Anesthetics: Clinical Application as Spinal Anesthesia01:11

Local Anesthetics: Clinical Application as Spinal Anesthesia

721
Spinal anesthetics are given during lower abdomen and limb surgeries to block sensory and motor neurons. They are administered in the mid to low lumbar regions, primarily acting on the cauda equina's nerve roots. The blockade level depends on the local anesthetic (LA) concentration. Usually, low LA concentrations are sufficient to block sensory fibers, while only high LA concentrations block motor fibers. Other factors like injection volume and speed, the patient's posture, and the drug...
721

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Related Experiment Video

Updated: Aug 15, 2025

Minimally Invasive Treatment for Thoracolumbar Burst Fracture Using Sagittal Alignment Screws and A Trauma Reduction Device
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Is High-Dose Tranexamic Safe in Spine Surgery? A Systematic Review and Meta-Analysis.

Izzet Akosman1, Francis Lovecchio2, Mitchell Fourman2

  • 1Weill Cornell Medical College, New York, NY, USA.

Global Spine Journal
|January 2, 2023
PubMed
Summary
This summary is machine-generated.

High-dose tranexamic acid (TXA) in spine surgery does not increase medical complications. This meta-analysis found high-dose TXA safely reduces transfusion needs in patients undergoing major spine procedures.

Keywords:
complicationsdosinghigh doselow dosespinetranexamic acid

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Area of Science:

  • Orthopedic Surgery
  • Anesthesiology
  • Pharmacology

Background:

  • High-dose tranexamic acid (TXA) use in spine surgery is debated due to potential complication risks.
  • Previous studies may lack the statistical power to definitively assess safety and efficacy.
  • Determining optimal TXA dosing is crucial for patient outcomes in major surgical procedures.

Purpose of the Study:

  • To compare the safety and efficacy of high-dose (HD) TXA versus low-dose (LD) TXA or placebo in spine surgery.
  • To evaluate the risk of complications associated with HD TXA.
  • To assess the impact of HD TXA on blood loss and transfusion requirements.

Main Methods:

  • A systematic literature review and meta-analysis of 23 studies involving 2331 patients.
  • Inclusion criteria focused on spine surgery patients receiving HD TXA (loading dose ≥30 mg/kg).
  • Pooled complication rates and performed meta-analyses on outcomes, including medical complications, thrombotic events, intraoperative blood loss, and transfusion needs.

Main Results:

  • No significant difference in medical complications (OR 1.22 [95% CI, .78 to 1.22]) or thrombotic events (OR 1.27 [95% CI, .71 to 2.63]) between HD TXA and LD/placebo.
  • HD TXA was associated with significantly less intraoperative blood loss (WMD = -285 mL [95% CI, -564 to -5.90]) and reduced perioperative transfusion requirements (OR .28 [95% CI, .082 to .96]).
  • Pooled data showed lower perioperative transfusion volumes with HD TXA (WMD -227.7 mL [95% CI, -377.3 to -78.02]).

Conclusions:

  • Moderate evidence suggests HD TXA is not associated with increased medical complications compared to LD TXA or placebo.
  • Moderate evidence indicates HD TXA significantly reduces transfusion requirements in spine surgery.
  • HD TXA can be safely administered to healthy patients undergoing major spine surgery.