Objectives: To conduct a case analysis of patients with pituitary adenomas who underwent endoscopic endonasal transsphenoidal surgery. Study design: Retrospective descriptive study. Material and Methods: Patients with pituitary adenomas (n=30) who underwent endoscopic endonasal transsphenoidal surgery at ULS do Algarve, Faro Unit, between 2016 and 2022, were evaluated for gender, age, symptoms, size, extent and...