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Related Concept Videos

Liver Regeneration01:24

Liver Regeneration

The liver is an important organ in vertebrates that plays an essential role in metabolism. It is also responsible for storing and redistributing nutrients such as carbohydrates, fats, and vitamins in the body. Additionally, the liver releases bile salts which are critical for digesting food and eliminating toxic metabolites from the body.
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Overview of Regeneration and Repair01:19

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Related Experiment Video

Updated: May 19, 2026

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Ollier's Disease Regenerate Healing Rates: Is there Cause for Concern?

Peter Calder1, Joseph Wanas2, Elizabeth K Tissingh1

  • 1Department of Orthopaedics, The Royal National Orthopaedic Hospital, London, United Kingdom.

Strategies in Trauma and Limb Reconstruction
|May 18, 2026
PubMed
Summary

This study evaluated bone healing in Ollier's disease patients undergoing limb lengthening. Findings indicate that healing rates are comparable to general populations, with no evidence of faster consolidation in Ollier's disease patients.

Keywords:
Bone lengtheningExternal fixator lengtheningIntramedullary lengthening nailOllier's diseasePremature consolidation

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Area of Science:

  • Orthopedics
  • Regenerative Medicine
  • Skeletal Dysplasias

Background:

  • Ollier's disease involves multiple enchondromas, potentially causing limb length discrepancies and deformities.
  • Anecdotal reports suggest accelerated bone healing and premature consolidation during limb lengthening in Ollier's disease patients.

Purpose of the Study:

  • To evaluate bone regenerate healing rates in patients with Ollier's disease undergoing limb lengthening.
  • To determine if current lengthening practices require modification for Ollier's disease.

Main Methods:

  • A retrospective analysis of 12 patients with Ollier's disease who underwent limb lengthening (external fixator or intramedullary nail).
  • Key parameters measured included lengthening index (LI), bone healing index (BHI), external fixation index (EFI), and pixel value ratio (PVR) for regenerate quality.
  • Complications and changes in lengthening protocols were documented.

Main Results:

  • All 20 lengthening episodes achieved full bone consolidation.
  • Healing indices (LI, BHI, EFI) were comparable to published data for limb lengthening.
  • A single case of premature consolidation occurred, with no statistically significant differences in BHI or PVR between external fixation and nail groups.

Conclusions:

  • Limb lengthening in Ollier's disease can be successfully achieved with good bone consolidation.
  • The study found no evidence to support the notion of faster regenerate consolidation in Ollier's disease.
  • Current limb lengthening protocols appear adequate, with no immediate need for practice changes based on healing rates.