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Updated: Apr 6, 2026

$Autologous Microfractured and Purified Adipose Tissue for Arthroscopic Management of Osteochondral Lesions of the Talus$

Autologous Microfractured and Purified Adipose Tissue for Arthroscopic Management of Osteochondral Lesions of the Talus

Published on: January 23, 2018

Avascular necrosis complicating chondral resurfacing techniques.

Simon M Thompson¹, Anja Saso², Parag Raval²

¹Fortius Clinic London, London, UK. simon.thompson@fortius.com.

Knee Surgery, Sports Traumatology, Arthroscopy : Official Journal of the ESSKA

|July 24, 2015

Summary

Avascular necrosis (AVN) is a newly identified complication of autologous chondrocyte implantation (ACI) and mosaicplasty for knee cartilage lesions. Early recognition of AVN can lead to timely treatment, reducing patient recovery time.

Keywords:

ACI AVN Chondral resurfacing

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Published on: May 21, 2013

Area of Science:

Orthopedic Surgery
Regenerative Medicine
Sports Medicine

Background:

Autologous chondrocyte implantation (ACI) and mosaicplasty are common surgical procedures for full-thickness chondral lesions.
These established techniques aim to repair damaged knee cartilage and restore function.
While known complications exist, avascular necrosis (AVN) has not been previously reported.

Observation:

This study identifies avascular necrosis (AVN) as a potential complication following ACI and mosaicplasty.
AVN, a condition involving bone death due to interrupted blood supply, was observed post-operatively.
The occurrence of AVN following these cartilage repair surgeries was previously undocumented.

Findings:

Avascular necrosis (AVN) is a previously unreported complication of autologous chondrocyte implantation (ACI) and mosaicplasty.
The study highlights the importance of considering AVN in patients experiencing persistent pain or poor outcomes after these procedures.
Timely diagnosis of AVN is crucial for effective management.

Implications:

Recognizing AVN as a complication of ACI and mosaicplasty can facilitate earlier diagnosis.
Prompt identification of AVN may allow for non-surgical or less invasive treatment options.
Earlier AVN management can potentially shorten patient recovery periods and reduce suffering.