Ulnar nerve entrapment at the wrist.

  title={Ulnar nerve entrapment at the wrist.},
  author={Brandon E Earp and W Emerson Floyd and Dexter L Louie and Mark J Koris and Paul Protomastro},
  journal={The Journal of the American Academy of Orthopaedic Surgeons},
  volume={22 11},
Presentation of ulnar nerve entrapment at the wrist varies based on differential anatomy and the site or sites of compression. Therefore, an understanding of the anatomy of the Guyon canal is essential for diagnosis in patients presenting with motor and/or sensory deficits in the hand. The etiologies of ulnar nerve compression include soft-tissue tumors; repetitive or acute trauma; the presence of anomalous muscles and fibrous bands; arthritic, synovial, endocrine, and metabolic conditions; and… CONTINUE READING