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Bifid Median Nerve--A Case Report
Mohamed Ibrahim1, Yasunori Hattori1, Kazuteru Doi1
11 Department of Orthopaedic Surgery, Ogori Daiichi General Hospital, Yamaguchi, Japan.
Summary
Surgeons must be aware of rare median nerve variations at the wrist, such as a bifid median nerve with a persistent median artery. Recognizing these anomalies is crucial to prevent nerve injury during carpal tunnel surgery.
Area of Science:
- Anatomy
- Surgical Anatomy
- Neuroanatomy
Background:
- Anatomical variations of the median nerve at the wrist are common.
- Awareness of these variations is critical for surgeons performing carpal tunnel release.
- Inadvertent injury to the median nerve can lead to significant patient morbidity.
Observation:
- A rare case of a bifid median nerve was incidentally discovered.
- A persistent median artery was also noted alongside the bifid median nerve.
- This anomaly was found during flexor tendon reconstruction for a subcutaneous tendon rupture.
Findings:
- The case presented a rare combination of a bifid median nerve and a persistent median artery.
- These anatomical variations can pose challenges during surgical procedures.
- Literature review highlights the importance of recognizing such anomalies.
Implications:
- Enhanced understanding of median nerve anatomical variations is essential for surgical safety.
- Surgeons must be vigilant for anomalies during wrist surgery to avoid nerve damage.
- Reporting rare cases contributes to a comprehensive knowledge base for anatomical variations.
