Clinical Research Directory

Inclusion Criteria: * Male or female subject, aged ≥ 75 years, * Subject receiving or having received one of the 9 procedures targeted by the study: colectomy, or cholecystectomy, or nephrectomy, or transurethral resection of prostate adenoma, or transurethral prostatectomy, or transurethral or transcutaneous surgery for non-lithiasis conditions, or kidney and ureter surgery and major bladder surgery for tumor disease, or esophageal, stomach and duodenal surgery for malignancy, or transurethral resection of bladder, * Subject orally agreeing (non-opposition), after having been informed and having been given a reasonable period of reflection, to participate in the study. Exclusion Criteria: * Patient having to undergo, at the time the study is proposed and over the theoretical period of participation, one or more other interventions already scheduled (other than the 9 mentioned in the inclusion criteria), and which, in the investigator's opinion, could have an impact on the study indicators7 * Subject unable to understand the purpose of the research, to answer questions and to give his/her decision to participate in the study, * Subjects under legal protection or unable to express their consent, in accordance with article L1121-8 of the French Public Health Code, * Subject already included in another research project involving the human body, * Subject not affiliated to or not benefiting from a social security scheme.