Sacral nerve root metastasis in a patient with lung carcinoma resembling neurinoma – a case report and literature review

Autor: Ivo Kehayov, Atanas Davarski, Polina Angelova, Borislav Kitov
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Folia Medica, Vol 66, Iss 1, Pp 136-141 (2024)
Druh dokumentu: article
ISSN: 1314-2143
DOI: 10.3897/folmed.66.e111619
Popis: Intradural extramedullary metastases from systemic neoplasms are very rare, with an incidence ranging from 2% to 5% of all secondary spinal diseases. We present the case of a 53-year-old man diagnosed with lung adenocarcinoma with symptoms of severe back pain and tibial paresis. The magnetic resonance imaging (MRI) revealed an intradural lesion originating from the right S1 nerve root mimicking neurinoma. Total tumor removal was achieved via posterior midline approach. The histological examination was consistent with lung carcinoma metastasis. Due to the rarity of single nodular nerve root metastases, MRI images may be misinterpreted as nerve sheath tumors, such as schwannomas or neurofibromas. We performed a brief literature review outlining the mainstay of diagnosis, therapeutic approach, and the prognosis of these rare lesions.
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