%0 Journal Article %A S F Ko %A S H Ng %A C C Hsiao %A C S Hsieh %A J W Lin %A C C Huang %A T Y Shih %T Juvenile fibromatosis of the posterior mediastinum with intraspinal extension. %D 1996 %J American Journal of Neuroradiology %P 522-524 %V 17 %N 3 %X Chest radiography, CT, and MR imaging were performed in a 3-year-old girl who had posterior mediastinal fibromatosis with transforaminal intraspinal and chest wall extension. Chest radiographs and CT scans showed a slow-growing, noncalcified but locally aggressive left paravertebral mass. The mass was slightly hyperintense relative to muscle on both T1-weighted and fast spin-echo T2-weighted MR images. %U https://www.ajnr.org/content/ajnr/17/3/522.full.pdf