Presentation
Wrist pain and limited movement
Patient Data
Age: 30 years
Gender: Male
From the case:
Kienbock disease
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The lunate bone is collapsed and displays low signal intensity in all pulse sequences. Few cystic changes (degenerative) could be seen at the periphery of the lunate in SPIR. A ganglion cyst is seen related to the volar aspect of the ulnar side of the wrist superficial to the pronator quadratus mucsle. Mild joint effusion is noted. There is Intact traingular fibrocartilage.
Case Discussion
Avascular necrosis of the lunate bone (Kienbock disease).