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A comparison of conventional and minimally invasive multilevel surgery for children with diplegic cerebral palsy

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  • Tomos A Edwards
  • Nicky Thompson
  • Robin J Prescott
  • Julie Stebbins
  • James G Wright
  • Tim Theologis
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AIMS: To compare changes in gait kinematics and walking speed 24 months after conventional (C-MLS) and minimally invasive (MI-MLS) multilevel surgery for children with diplegic cerebral palsy (CP).

METHODS: A retrospective analysis of 19 children following C-MLS, with mean age at surgery of 12 years five months (seven years ten months to 15 years 11 months), and 36 children following MI-MLS, with mean age at surgery of ten years seven months (seven years one month to 14 years ten months), was performed. The Gait Profile Score (GPS) and walking speed were collected preoperatively and six, 12 and 24 months postoperatively. Type and frequency of procedures as part of MLS, surgical adverse events, and subsequent surgery were recorded.

RESULTS: In both groups, GPS improved from the preoperative gait analysis to the six-month assessment with maintenance at 12 and 24 months postoperatively. While reduced at six months in both groups, walking speed returned to preoperative speed by 12 months. The overall pattern of change in GPS and walking speed was similar over time following C-MLS and MI-MLS. There was a median of ten procedures per child as part of both C-MLS (interquartile range (IQR) 8.0 to 11.0) and MI-MLS (IQR 7.8 to 11.0). Surgical adverse events occurred in seven (37%) and 13 (36%) children, with four (21%) and 13 (36%) patients requiring subsequent surgery following C-MLS and MI-MLS, respectively.

CONCLUSION: This study indicates similar improvements in gait kinematics and walking speed 24 months after C-MLS and MI-MLS for children with diplegic CP. Cite this article: Bone Joint J 2021;103-B(1):192-197.

Original languageEnglish
JournalThe bone & joint journal
Volume103-B
Issue number1
Pages (from-to)192-197
Number of pages6
ISSN2049-4394
DOIs
Publication statusPublished - Jan 2021
Externally publishedYes

    Research areas

  • Cerebral palsy, Children, Conventional, Diplegic, Gait, Minimally invasive, MLS, Multilevel, Surgery, Walking speed

ID: 61662987