RT Journal Article SR Electronic T1 Giant Cell Reparative Granuloma of the Temporal Bone: MR Findings with Pathologic Correlation JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 1136 OP 1138 VO 24 IS 6 A1 Kim, Hyun Jeong A1 Lee, Ho Kyu A1 Suh, Dae Chul A1 Choi, Choong Gon A1 Kim, Jae Kyun A1 Lee, Jeong Hyun A1 Cho, Kyung Ja YR 2003 UL http://www.ajnr.org/content/24/6/1136.abstract AB Summary: We report MR findings in a case of a giant cell reparative granuloma involving the temporal lobe in a middle-aged man. On MR images, most of the mass was hypointense on T1-weighted images, hypointense on T2-weighted images, and mildly enhanced on postcontrast T1-weighted images. The hypointensity on T2-weighted images corresponded to areas of hemorrhage and hemosiderin deposition on pathologic correlation.