Physeal injuries can result in premature physeal fusion. MR imaging is useful for mapping these bony physeal bridges. Resection of the bony bridge does not reliably restore normal physeal function. We have observed subtle loss of the normal low signal intensity line of the zone of provisional calcification (ZPC) extending beyond areas of physeal bar formation in some patients with prior growth plate fractures. This loss is a marker of disrupted endochondral ossification and likely reflects a more extensive region of physeal damage that might be used to better predict treatment outcomes. Given the subjectivity of visual ZPC assessment, we sought to develop a quantitative 3D map of the periphyseal area of the distal radius using a high resolution 3D fast/turbo spin echo sequence.
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Meeting name:
SPR 2019 Annual Meeting & Postgraduate Course
, 2019
Authors:
Brahee Deborah,
Chan Andrea,
Emery Kathleen,
Cornwall Roger,
Maloney Thomas
Keywords:
Physis,
MRI,
Imaging