Course and prognosis in recurrence of pleomorphic adenoma – A retrospective data analysis of a university hospital

Intro Clinical course of pleomorphic adenoma (PA) recurrence and treatment strategies have not been clearly studied due to the rarity of the disease and the long time course. The aim of our work was to retrospectively examine the clinical data of all patients who were treated with this diagnosis at the ENT university hospital cologne (UKK) for the course of the disease and therapy.