Unexpected Positive Cultures in Rotator Cuff Revision Surgery

Inclusion Criteria: * Patient, male or female, aged 18 or over * Patient requiring re- intervention for Rotator Ruff Revision Surgery for non-healing of the same tendons after a first intervention (delay \<2 years) * Patient requiring arthroscopy * Patient having had realized a MRI of the shoulder in the 6 previous months * Affiliate participant or beneficiary of a social security scheme * Participant having been informed and not having objected to the use of their data Exclusion Criteria: * Patient with at least one clinical sign of infection (fever, redness) * Patient with a new distant rupture on a healed cuff (\> 3 years) * Patient with a history of shoulder surgery other than initial Rotator Ruff Surgery * Patient having received antibiotic treatment in the 2 weeks preceding inclusion * Participant in another research * Participant in a period of exclusion from another research still in progress at the time of inclusion * Protected participant: an adult under guardianship, curatorship or other legal protection, deprived of liberty by judicial or administrative decision * Pregnant, breastfeeding or parturient woman * Participant hospitalized without consent