Menezes, E.D. de and Souza, D.C. dos S. 2026. Extraskeletal Myxoid Chondrosarcoma in a 19-Year-Old Female: A Case Report Highlighting Diagnostic Challenges and Aggressive Clinical Course. Brazilian Journal of Case Reports. 6, 1 (Mar. 2026), bjcr173. DOI:https://doi.org/10.52600/2763-583X.bjcr.2026.6.1.bjcr173.