Open Access
CC BY-NC-ND 4.0 · Revista Iberoamericana de Cirugía de la Mano 2022; 50(02): e146-e150
DOI: 10.1055/s-0042-1755314
Reporte de Caso | Case Report

A Rare Cause of Posterior Interosseous Nerve Syndrome: Intraneural Lipoma

Article in several languages: español | English
1   Departamento de Cirugía Plástica, Reconstructiva y Maxilofacial, Centro Hospitalar Lisboa Ocidental, Lisboa, Portugal
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1   Departamento de Cirugía Plástica, Reconstructiva y Maxilofacial, Centro Hospitalar Lisboa Ocidental, Lisboa, Portugal
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1   Departamento de Cirugía Plástica, Reconstructiva y Maxilofacial, Centro Hospitalar Lisboa Ocidental, Lisboa, Portugal
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Abstract

Posterior interosseous nerve (PIN) syndrome is a condition defined by compressive neuropathy of this radial nerve branch caused by trauma, space-occupying lesions, brachial neuritis, or spontaneous compression. Its clinical presentation is characterized by an insidious onset of symptoms, usually a deficit in finger extension without sensitive impairment. In the present article, we report a clinical case of a 72-year-old female with an intraneural lipoma that had been causing extrinsic compression for 11 months, and had a full recovery after surgical excision. Besides the paucity of clinical cases described in the literature (only three to date) we also emphasize the excellent outcome of the patient, regardless of her age and of the duration of symptoms.



Publication History

Received: 23 April 2020

Accepted: 14 June 2022

Article published online:
16 December 2022

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