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Correlation between functional outcome and the SAMEO-ATO framework.

Vito Pontillo1,2, Marialessia Damiani3, Giusi Graziano4

  • 1Otolaryngology Unit, Department of BMS, Neuroscience and Sensory Organs, University of Bari, Bari, Italy. pontillovito@gmail.com.

European Archives of Oto-Rhino-Laryngology : Official Journal of the European Federation of Oto-Rhino-Laryngological Societies (EUFOS) : Affiliated with the German Society for Oto-Rhino-Laryngology - Head and Neck Surgery
|July 26, 2021
PubMed
Summary

The SAMEO-ATO framework effectively predicts hearing outcomes in middle ear and mastoid cholesteatoma surgeries. Specific parameters like mastoidectomy and ossicular reconstruction correlate with post-operative air bone gap results.

Keywords:
CholesteatomaHearingSAMEO-ATOSurgeryTympanoplasty

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Area of Science:

  • Otolaryngology
  • Surgical Innovation
  • Audiology

Background:

  • Middle ear and mastoid cholesteatoma require precise surgical classification.
  • The recently proposed SAMEO-ATO framework aims to standardize surgical assessment.
  • Evaluating its correlation with functional outcomes is crucial for clinical application.

Purpose of the Study:

  • To assess the utility of the SAMEO-ATO framework in middle ear and mastoid surgery.
  • To correlate the SAMEO-ATO classification with functional hearing outcomes.
  • To analyze a large cohort of patients undergoing surgery for cholesteatoma.

Main Methods:

  • Retrospective analysis of 282 cholesteatoma surgeries (2009-2014).
  • Exclusion of revision, congenital, and petrous bone cholesteatomas.
  • Classification using the SAMEO-ATO framework and correlation with post-operative air bone gap (ABG).

Main Results:

  • A significant improvement in mean ABG from 29.2 dB to 23.5 dB (p<0.0001).
  • Mastoidectomy (M) and Ossicular reconstruction (O) parameters of SAMEO-ATO showed significant association with post-operative ABG.
  • Specific classifications (Mx, On) were linked to better hearing, while others (M3a, Ox) showed worse results.

Conclusions:

  • The SAMEO-ATO framework is a useful tool for predicting hearing outcomes in cholesteatoma surgery.
  • The 'Mastoidectomy' and 'Ossicular reconstruction' components are particularly valuable predictors.
  • This framework aids in stratifying surgical approaches and understanding functional results.