He obtained his MD in dermatology, and was a postgraduate student at the Ph.D. level in the program CASA (Applied Sciences in Adult Health), Faculty of Medicine, Federal University of Minas Gerais. Dr. Araújo is a researcher on infectious disease with emphasis on leprosy and HTLV infection. He is a member of the HTLV Interdisciplinary Research Group (GIPH) and of the Brazilian Dermatology Society.