Erika Sosa-Escobar, High Specialty Medical Unit No. 25, IMSS, Monterrey, N.L., Mexico
Ma. Fernanda Servin-Martínez, Department of Coordination of Educational Innovation in Health, School of Medicine, Coordination of Educational Innovation in Health, Universidad Autónoma de San Luis Potosí, San Luis, S.L.P., Mexico
Cindy S. Ortiz-Arce, Department of Coordination of Educational Innovation in Health, School of Medicine, Coordination of Educational Innovation in Health, Universidad Autónoma de San Luis Potosí, San Luis, S.L.P., Mexico

A 75-year-old female presented with progressive increase in volume in the region of the costal cage of right hemithorax. Physical examination: Tumor of 30 × 20 cm depending on the 8th-9th costal cartilages, indurated, adherent to deep planes, slightly mobile. Tomography: Tumor extending to skin, displacing right lung, infiltrating diaphragm and liver. In bloc resection and diaphragm plasty were performed. The post-operative evolution was unfavorable. Chondrosarcoma of rib is a very rare tumor, also this case is important because describes an atypical presentation of the disease and we conclude that chest wall reconstruction is utmost importance for adequate evolution.