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International classification of abdominal wall planes (ICAP) to describe mesh insertion for ventral hernia repair

Parker, S. G. ; Halligan, S. ; Liang, M. K. ; Muysoms, F. E. ; Adrales, G. L. ; Boutall, A. ; de Beaux, A. C. ; Dietz, U. A. ; Divino, C. M. and Hawn, M. T. , et al. (2020) In British Journal of Surgery 107(3). p.209-217
Abstract

Background: Nomenclature for mesh insertion during ventral hernia repair is inconsistent and confusing. Several terms, including ‘inlay’, ‘sublay’ and ‘underlay’, can refer to the same anatomical planes in the indexed literature. This frustrates comparisons of surgical practice and may invalidate meta-analyses comparing surgical outcomes. The aim of this study was to establish an international classification of abdominal wall planes. Methods: A Delphi study was conducted involving 20 internationally recognized abdominal wall surgeons. Different terms describing anterior abdominal wall planes were identified via literature review and expert consensus. The initial list comprised 59 possible terms. Panellists completed a questionnaire that... (More)

Background: Nomenclature for mesh insertion during ventral hernia repair is inconsistent and confusing. Several terms, including ‘inlay’, ‘sublay’ and ‘underlay’, can refer to the same anatomical planes in the indexed literature. This frustrates comparisons of surgical practice and may invalidate meta-analyses comparing surgical outcomes. The aim of this study was to establish an international classification of abdominal wall planes. Methods: A Delphi study was conducted involving 20 internationally recognized abdominal wall surgeons. Different terms describing anterior abdominal wall planes were identified via literature review and expert consensus. The initial list comprised 59 possible terms. Panellists completed a questionnaire that suggested a list of options for individual abdominal wall planes. Consensus on a term was predefined as occurring if selected by at least 80 per cent of panellists. Terms scoring less than 20 per cent were removed. Results: Voting started August 2018 and was completed by January 2019. In round 1, 43 terms (73 per cent) were selected by less than 20 per cent of panellists and 37 new terms were suggested, leaving 53 terms for round 2. Four planes reached consensus in round 2, with the terms ‘onlay’, ‘inlay’, ‘preperitoneal’ and ‘intraperitoneal’. Thirty-five terms (66 per cent) were selected by less than 20 per cent of panellists and were removed. After round 3, consensus was achieved for ‘anterectus’, ‘interoblique’, ‘retro-oblique’ and ‘retromuscular’. Default consensus was achieved for the ‘retrorectus’ and ‘transversalis fascial’ planes. Conclusion: Consensus concerning abdominal wall planes was agreed by 20 internationally recognized surgeons. Adoption should improve communication and comparison among surgeons and research studies.

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publishing date
type
Contribution to journal
publication status
published
subject
in
British Journal of Surgery
volume
107
issue
3
pages
209 - 217
publisher
Oxford University Press
external identifiers
  • scopus:85077151197
  • pmid:31875954
ISSN
0007-1323
DOI
10.1002/bjs.11400
language
English
LU publication?
no
id
7154f781-edc1-4040-b11d-0b4b80704be0
date added to LUP
2020-01-17 09:50:44
date last changed
2024-04-17 02:45:24
@article{7154f781-edc1-4040-b11d-0b4b80704be0,
  abstract     = {{<p>Background: Nomenclature for mesh insertion during ventral hernia repair is inconsistent and confusing. Several terms, including ‘inlay’, ‘sublay’ and ‘underlay’, can refer to the same anatomical planes in the indexed literature. This frustrates comparisons of surgical practice and may invalidate meta-analyses comparing surgical outcomes. The aim of this study was to establish an international classification of abdominal wall planes. Methods: A Delphi study was conducted involving 20 internationally recognized abdominal wall surgeons. Different terms describing anterior abdominal wall planes were identified via literature review and expert consensus. The initial list comprised 59 possible terms. Panellists completed a questionnaire that suggested a list of options for individual abdominal wall planes. Consensus on a term was predefined as occurring if selected by at least 80 per cent of panellists. Terms scoring less than 20 per cent were removed. Results: Voting started August 2018 and was completed by January 2019. In round 1, 43 terms (73 per cent) were selected by less than 20 per cent of panellists and 37 new terms were suggested, leaving 53 terms for round 2. Four planes reached consensus in round 2, with the terms ‘onlay’, ‘inlay’, ‘preperitoneal’ and ‘intraperitoneal’. Thirty-five terms (66 per cent) were selected by less than 20 per cent of panellists and were removed. After round 3, consensus was achieved for ‘anterectus’, ‘interoblique’, ‘retro-oblique’ and ‘retromuscular’. Default consensus was achieved for the ‘retrorectus’ and ‘transversalis fascial’ planes. Conclusion: Consensus concerning abdominal wall planes was agreed by 20 internationally recognized surgeons. Adoption should improve communication and comparison among surgeons and research studies.</p>}},
  author       = {{Parker, S. G. and Halligan, S. and Liang, M. K. and Muysoms, F. E. and Adrales, G. L. and Boutall, A. and de Beaux, A. C. and Dietz, U. A. and Divino, C. M. and Hawn, M. T. and Heniford, T. B. and Hong, J. P. and Ibrahim, N. and Itani, K. M.F. and Jorgensen, L. N. and Montgomery, A. and Morales-Conde, S. and Renard, Y. and Sanders, D. L. and Smart, N. J. and Torkington, J. J. and Windsor, A. C.J.}},
  issn         = {{0007-1323}},
  language     = {{eng}},
  number       = {{3}},
  pages        = {{209--217}},
  publisher    = {{Oxford University Press}},
  series       = {{British Journal of Surgery}},
  title        = {{International classification of abdominal wall planes (ICAP) to describe mesh insertion for ventral hernia repair}},
  url          = {{http://dx.doi.org/10.1002/bjs.11400}},
  doi          = {{10.1002/bjs.11400}},
  volume       = {{107}},
  year         = {{2020}},
}