The prevalence and risk factors of acute kidney injury in post-orthopedic surgery patients - Scorecard - MDSpire

The prevalence and risk factors of acute kidney injury in post-orthopedic surgery patients

  • By

  • Wen Li

  • Chenfei Fu

  • Wenjing Fu

  • Aihua Zhang

  • June 29, 2026

  • 0 min

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Clinical Scorecard: Investigating the Incidence and Contributing Factors of Acute Kidney Injury in Patients Following Orthopedic Surgery

At a Glance

CategoryDetail
ConditionAcute Kidney Injury (AKI)
Key MechanismsIntraoperative blood loss, fluid imbalance, inflammatory responses, drug nephrotoxicity.
Target PopulationPatients undergoing orthopedic surgery for bone tumors, bone injuries, and spinal diseases.
Care SettingOrthopedic ward

Key Highlights

  • Overall prevalence of AKI was 3.47% among 2,796 patients studied.
  • Highest incidence of AKI (11.36%) observed in patients undergoing bone tumor surgery.
  • Independent risk factors for AKI include bone tumor surgery, preoperative proteinuria, elevated urea, decreased hemoglobin, and use of PPIs and NSAIDs.
  • AKI stage 3 patients had longer hospital stays compared to other groups.
  • AKI affects 5%-20% of patients after orthopedic surgery.

Guideline-Based Recommendations

Diagnosis

  • AKI diagnosed and classified according to KDIGO criteria.

Management

  • Monitor renal function and manage modifiable risk factors such as medication use.

Monitoring & Follow-up

  • Assess renal function using estimated glomerular filtration rate (eGFR) preoperatively and postoperatively.

Risks

  • Increased risk of prolonged hospital stays and long-term adverse renal outcomes.

Patient & Prescribing Data

Patients aged 18 years and older undergoing orthopedic surgery.

Consider avoiding PPIs and NSAIDs in patients with preoperative risk factors for AKI.

Clinical Best Practices

  • Identify and manage preoperative conditions such as proteinuria and anemia.
  • Implement strategies to minimize intraoperative blood loss and fluid imbalance.

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