RT Journal Article SR Electronic T1 Multiple enchondromatosis Ollier's disease with two primary brain tumors JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 1261 OP 1263 VO 25 IS 9 A1 Mahafza, Waleed S. YR 2004 UL http://smj.org.sa/content/25/9/1261.abstract AB A rare case of multiple enchondromatosis associated with 2 primary brain tumors is reported. A 21-year-old female who has diagnosed as Ollier's disease at the age of 9-years was admitted to the hospital with complaint of diplopia and progressive right upper and lower limb weakness. Magnetic resonance imaging of the brain depicted 2 intra-axial mass lesions. Stereotactic biopsy showed low grade fibrillary astrocytoma in both lesions. This report emphasizes that patients with Ollier's disease are at a higher risk for primary brain tumors than has been previously recognized.