Beyond BMI: L4–L5 visceral-to-subcutaneous fat ratio on CT predicts impaired wound healing after posterior lumbar fusion—A retrospective study - Scorecard - MDSpire

Beyond BMI: L4–L5 visceral-to-subcutaneous fat ratio on CT predicts impaired wound healing after posterior lumbar fusion—A retrospective study

  • By

  • Jinwang Liu

  • Xiaoping Xu

  • Shaoxing Li

  • Hua Yu

  • June 15, 2026

  • 0 min

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Clinical Scorecard: Assessing the L4–L5 Visceral-to-Subcutaneous Fat Ratio via CT as a Predictor of Wound Healing Complications Post-Posterior Lumbar Fusion: A Retrospective Analysis

At a Glance

CategoryDetail
Condition
Key MechanismsVisceral-to-subcutaneous fat area (VFA/SFA) ratio as a predictor of wound healing complications (source needed).
Target Population
Care Setting

Key Highlights

  • Impaired wound healing occurred in 11.2% of patients studied (source needed).
  • Higher BMI and VFA/SFA ratio were associated with impaired wound healing (source needed).
  • Each 0.1 increase in VFA/SFA ratio was linked to an adjusted odds ratio of 1.32 for impaired wound healing (source needed).
  • Study included 526 patients with a minimum follow-up of 30 days (source needed).

Guideline-Based Recommendations

Diagnosis

  • Assess VFA/SFA ratio via preoperative CT at L4–L5 for risk stratification (source needed).

Management

  • Consider VFA/SFA ratio in preoperative planning and patient counseling (source needed).

Monitoring & Follow-up

  • Monitor wound healing closely in patients with higher VFA/SFA ratios (source needed).

Risks

  • Increased risk of impaired wound healing associated with higher VFA/SFA ratios (source needed).

Patient & Prescribing Data

Adults aged 18 and older undergoing PLF for degenerative conditions.

Preoperative assessment of VFA/SFA ratio may guide surgical decision-making.

Clinical Best Practices

  • Utilize CT imaging to measure VFA and SFA in preoperative assessments (source needed).
  • Incorporate VFA/SFA ratio into clinical risk models for better prediction of wound healing outcomes (source needed).

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