The breast unit of the Clínica de Occidente S.A,is located in the city of Cali, Colombia; It is formed by doctors of excellent professional and human quality, with subspecialties certified by the National Institute of Cancerology, we have the subspecialties of mastology, breast and soft tissue surgery, oncological plastic surgery, clinical oncology, radiotherapy oncology, pain and palliative care, interventional radiology, and others. Offering excellent quality in the diagnosis, treatment and follow-up of patients with breast cancer diagnosis, we have rooms for chemotherapy, IMRT and conformational radiotherapy, digital mammography, ultrasound, magnetic resonance imaging, stereotaxic guided biopsies and technology Vacum, nuclear medicine, conservative breast surgery with radioguided technique, oncoplasty, immediate reconstruction for mastectomy. Follow-up of survivor patients, social work, physiotherapy, pain and palliative care. Multidisciplinary meetings are held weekly.