Efficacy of Tranexamic Acid for Reducing Blood Loss and Blood Transfusion After Periacetabular Osteotomy

Inclusion Criteria: * Age greater than or equal to 12 years old * Age less than or equal to 45 years old * Indicated for elective periacetabular osteotomy Exclusion Criteria: * Preoperative use of an anticoagulant (Plavix, warfarin, lovenox, etc.) * History of hypersensitivity to tranexamic acid * History of thromboembolic event (e.g., Pulmonary embolism or Deep vein thrombosis) * History of subarachnoid hemorrhage * History or evidence of hepatic dysfunction (aspartate transaminase-alanine transaminase ratio greater than 60) or renal dysfunction (Creatinine greater than 1.5 mg/dL, or glomerular filtration rate less than 30 mL/minute) * History of seizure * Coronary stents or prior diagnosis of coronary artery disease * Color blindness * Leukemia * Congenital or acquired coagulopathy as evidence by international normalized ratio (INR) greater than 1.4 or partial thromboplastin time (PTT) \> 1.4 times normal, or Platelets less than 150,000/mm\^3 on preoperative laboratory testing * Use of hormone replacement therapy or hormonal contraceptive agent within 7 days prior to surgery * Pregnant * Breastfeeding * Donated preoperative autologous blood * Younger than 12-years-old and older than 45-years-old * Preoperative hemoglobin less than 10 g/dL * Concomitant open procedures (e.g., femoral osteotomy or osteochondral allograft) * Patients with any contraindication to neuraxial anesthesia: * Patient refusal * History of lumbar spinal fusion * Infection at the site of the epidural…