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An Anatomical Study of Nerves at Risk During Minimally Invasive Hallux Valgus Surgery

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Nora's lesion of the second toe.

¹Department of Orthopedics, IBRI Regional Referral Hospital, PO Box 46, IBRI 516, Sultanate of Oman.

Indian Journal of Orthopaedics

|August 11, 2010

Summary

Bizarre parosteal osteochondromatous proliferation (Nora's lesion) is a bone tumor prone to recurrence. Surgical removal of a Nora's lesion on the second toe prevented recurrence over four years.

Area of Science:

Orthopedic oncology
Bone pathology

Background:

Bizarre parosteal osteochondromatous proliferation (Nora's lesion) is a rare surface bone tumor.
Nora's lesion has a high propensity for local recurrence after treatment.

Purpose of the Study:

To report a case of Nora's lesion on the proximal phalanx of the second toe.
To demonstrate the efficacy of en bloc excision for managing this condition.

Main Methods:

A case of Nora's lesion affecting the proximal phalanx of the second toe was identified.
The lesion was treated with complete surgical excision (en bloc).

Main Results:

The surgical management was successful in removing the entire tumor.
No recurrence of the Nora's lesion was observed during a four-year follow-up period.

Keywords:

Bizarre parosteal osteochondromatous proliferation Nora’s lesion tumor phalanx of foot

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Conclusions:

En bloc excision is an effective treatment for Nora's lesion.
Complete surgical removal can prevent local recurrence of Nora's lesion, even in challenging locations like the proximal phalanx.