Dr. EDUARDO J. ORTIZ-CRUZ, MD, PhD studied Medicine at the Pontificia Javeriana University of Bogotá (Colombia) and the specialty of Orthopedics Surgery at the Puerta de Hierro University Hospital in Madrid (Spain). He accomplished the CLINICAL FELLOWSHIP in ONCOLOGICAL ORTHOPEDIC SURGERY at the MASSACHUSETTS GENERAL HOSPITAL in Boston, under the direction of HENRY J. MANKIN (RIP), after being a recipient of the prestigious Howard Hatcher Pathology Fellowship. In addition, prior to the clinical fellowship, he stayed as Research Visiting Felllow at Istituto Ortopedico Rizzoli in Bologna and at Shands Teaching Hospital in Gainesville, USA. He is the director of Bone and Soft Tissue Tumor Madrid Course (BSTT) which takes place every two years in Madrid since 2000. https://bstt-madridcourse.com/ and director of the Clinical Fellowship program in oncological orthopedic surgery at La Paz University in Madrid. Author of numerous articles and book chapters, as well as guest speaker at national and international congresses and courses He is dedicated in 100% of his professional activity to the treatment of bone and soft tissue tumors as bone metastases, being HEAD of the SECTION of Oncological Orthopedic Surgery of the following hospitals in Madrid (Spain): - La Paz University Hospital. - MD Anderson Cancer Center Madrid. - Hospital Ruber Internacional. - Montepríncipe University Hospital. More information at: www.doctoreduardortiz.com