Journal of the Foot & Ankle (Aug 2021)

Schwannoma of the medial plantar nerve: a case report

  • Adriano Machado Filho,
  • Jefferson Soares Martins,
  • Paulo Victor de Souza Pereira,
  • Ademir Freire de Moura Júnior

DOI
https://doi.org/10.30795/jfootankle.2021.v15.1548
Journal volume & issue
Vol. 15, no. 2

Abstract

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We report the case of a 60-year-old woman with a schwannoma of the medial plantar nerve. She presented with the complaint of pain for about 2 years and a painful lesion in the medial plantar region of the left forefoot and on the second toe. Physical examination showed well-defined, firm tumor masses painful to palpation on the medial and plantar surface of the left forefoot and second toe. We surgically explored the area and excised 3 lesions, resulting in complete pain relief and no aesthetic complaints. Schwannomas of the medial plantar nerve are rare tumors, with only a few reports of cases extending to the forefoot. The finding of multiple schwannomas may be a red flag for the possible existence of local, painful, nerve lesions despite a negative Tinel sign. Appropriate surgical planning contributed to our successful intervention, without aesthetic, painful, or functional sequelae for the patient. Level of Evidence V; Therapeutic Studies; Expert Opinion.

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