[Adherence to adjuvant hormonal therapy in patients with breast cancer].

Background: Adherence to hormonal therapy (HT) treatment is a complex and multifaceted issue that can determine variations in response to treatment. However, it is little known about it in routine clinical practice.

Objective: To assess adherence to HT from 1 to 5 years of 190 patients treated at the (in Montevideo, Uruguay), and to identify factors for the interruption of therapy.