| Guyon's s. |
renal ballottement.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| Guyon's canal |
A tunnel on the ulnar side of the wrist formed by the hook of the hamate and pisiform bones. The ulnar nerve may be compressed at this site in long-distance bicyclists, by falling on the wrist, or by repetitive wrist actions.
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