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Radiographic union and complication outcomes following the non-lateralized malerba calcaneal osteotomy for rearfoot

Ryan C Jameson1, Alexander Cm Chong2, Timothy P Uglem1

  • 1Sanford Health Podiatry Medicine and Surgery Residency, 1720 University Drive South, Fargo, ND 58103 USA.

The Journal of Foot and Ankle Surgery : Official Publication of the American College of Foot and Ankle Surgeons
|January 23, 2026
PubMed

Insights

The Malerba calcaneal osteotomy without lateralization shows a 100% union rate and low complication rate for rearfoot varus correction. This surgical technique offers a reliable option for treating adult foot deformities.

Area of Science:

  • Orthopedic Surgery
  • Foot and Ankle Surgery
  • Podiatric Surgery

Background:

  • The optimal surgical technique for correcting rearfoot varus remains debated.
  • Limited data exist on the Malerba calcaneal osteotomy without tuberosity lateralization regarding union and complications.

Purpose of the Study:

  • To evaluate the union incidence, complication rates, and need for revision surgery.
  • To assess the Malerba calcaneal osteotomy performed without lateralization in adult patients with rearfoot varus.

Main Methods:

  • Retrospective case series of adult patients undergoing Malerba calcaneal osteotomy.
  • Data collected included patient demographics, clinical, and postoperative outcomes.
  • Follow-up averaged 14.7 months, with analysis of radiographic union and complications.

Main Results:

  • A 100% union rate was observed across all fixation methods (single screw, two screws, staple).
  • The overall complication rate was 7% (3/46 cases), including hardware removal, wound dehiscence, and superficial infection.
  • Three fixation methods were utilized: single screw (80%), staple alone (15%), and two screws (4%).

Conclusions:

  • The Malerba calcaneal osteotomy without lateralization achieves excellent radiographic union.
  • This procedure demonstrates a low profile of postoperative complications.
  • The technique is effective across various fixation methods for rearfoot varus correction.
Abstract

Keywords:
Calcaneal osteotomyCalcaneusHindfoot alignmentMalerbaZ-osteotomy

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