Dr. Roberto J. Santiago-Mendez is a board-certified radiation oncologist, graduated Magna Cum Laude from the University of Puerto Rico School of Medicine. Subsequently, Dr. Santiago-Mendez fulfilled an internship at the Frankford Hospital in Philadelphia, PA, and completed his training in Radiation Oncology at the Comprehensive Cancer Center of the University of Pennsylvania and the Children’s Hospital of Philadelphia. During his years in Philadelphia, Dr. Santiago-Mendez participated in clinical research and contributed to several peer-reviewed publications. Since moving back to Puerto Rico, he has worked at Dr. Isaac Gonzalez Martinez Oncological Hospital, played an active role in oncology-related training programs and served in many leadership positions within the field of Oncology.
Similar long-term results of breast-conservation treatment for Stage I and II invasive lobular carcinoma compared with invasive ductal carcinoma of the breast: The University of Pennsylvania experience. Santiago RJ, Harris EE, Qin L, Hwang WT, Solin LJ. Cancer. 2005 Jun 15;103(12):2447-5