Permanent pacemaker rate following Commando and Hemi-Commando procedures: a systematic review and meta-analysis - Scorecard - MDSpire

Permanent pacemaker rate following Commando and Hemi-Commando procedures: a systematic review and meta-analysis

  • By

  • Yang Zhang

  • Ren Zhu

  • Guanshui Yu

  • Lian Hu

  • Yong Cao

  • June 23, 2026

  • 0 min

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Clinical Scorecard: Pooled Rates of Permanent Pacemaker Implantation Following Commando and Hemi-Commando Surgical Interventions: A Systematic Review and Meta-Analysis

At a Glance

CategoryDetail
ConditionPermanent Pacemaker Implantation after Commando Surgery
Key MechanismsPostoperative atrioventricular block
Target PopulationPatients undergoing Commando or Hemi-Commando surgical procedures
Care SettingCardiac surgical units

Key Highlights

  • Pooled permanent pacemaker rate after Commando surgery is 22.3%
  • Chimney Commando modification shows a significantly lower rate of 6.3%
  • Substantial heterogeneity observed (I² = 73.7%)
  • Sensitivity analyses confirm robustness of findings
  • Potential small-study effects indicated by Egger's test

Guideline-Based Recommendations

Diagnosis

  • Assess for postoperative atrioventricular block in patients undergoing Commando surgery

Management

  • Consider Chimney Commando modification in selected patients to reduce pacemaker risk

Monitoring & Follow-up

  • Monitor patients for signs of atrioventricular block post-surgery

Risks

  • High risk of permanent pacemaker implantation associated with Commando procedures

Patient & Prescribing Data

Patients with destructive infective endocarditis, extensive mitral annular calcification, or those undergoing redo double-valve surgery

Chimney technique may be beneficial in patients with small annuli or high conduction injury risk

Clinical Best Practices

  • Utilize a systematic approach to assess risk factors for pacemaker implantation
  • Engage in shared decision-making regarding surgical options and modifications

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