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Foot drop following lumbar disc herniation / Pié caído luego de hernia del núcleo pulposo lumbar
Pereira, Carlos Umberto; Lepski, Guilherme; Pires Barbosa, Breno Jose Alencar.
  • Pereira, Carlos Umberto; Federal University of Sergipe. Department of Medicine. Service of Neurosurgery. Aracaju-Sergipe. BR
  • Lepski, Guilherme; University of São Paulo. Hospital das Clinicas. Neurosurgery Division. São Paulo. BR
  • Pires Barbosa, Breno Jose Alencar; Federal University of Pernambuco. Recife. BR
Rev. chil. neurocir ; 40(1): 34-36, jul. 2014. ilus
Article in English | LILACS | ID: biblio-831380
RESUMO
Introdução: Foot drop é uma fraqueza do músculo tibial anterior e pode ser sinal de hérnia discal lombar, lesão do nervo peroneal, distrofia muscular ou lesão cerebral parasagital. Lesão da raiz do quinto nervo lombar ou lesão do nervo peroneal são as causas mais freqüentes. Os autores apresentam um caso de “foot drop” em um paciente portador de hérnia discal no segmento L3-L4. Discutem sua fisiopatologia, diagnóstico, tratamento e prognóstico. Relato do caso: PTS. Masculino, 38 anos de idade, pedreiro. História de fraqueza no pé direito há três meses. Exame neurológico: Marcha claudicante à direita, diminuição da força muscular à direita (++/++++) e hipoestesia no trajeto radicular de L3 do membro inferior direito. TC e RM de coluna lombar demonstraram hérnia discal extrusa no espaço L3-L4. Resultado: Submetido à hemilaminectomia lombar e excisão da hérnia discal extrusa. Submetido à fisioterapia motora e ortese, com recuperação do pé caído. Conclusão: O foot drop pode ser decorrente lesão periférica (nervo peroneal), neurônio motor inferior, lesão cortical e distrofia muscular. Seu diagnóstico é através de eletroneuromiografia, TC, mieloTC e RM. Seu prognóstico tem sido considerado bom quando operado precocemente. Em nosso paciente houve demora na recuperação do quadro devido ao tempo de evolução do caso.
ABSTRACT
Introduction: Foot dropt is a tibialis anterior muscle weakness and may be caused by lumbar discopathy, fibular nerve injury, muscular dystrophy or cerebral parasagital lesion. Lesion on the 5th lumbar nerve root or fibular nerve injury are the most common causes. The authors present a case of foot drop associated with a herniated L3-L4 lumbar disc. Physiopathology, diagnosis, treatment and prognosis are discussed. Case Report: 38-year-old man with a 3-month history of right foot weakness. Neurological examination: right-sided claudication during gait, right-sided muscular weakness (++/++++) and L3-dermal territory hypoesthesia on his right leg. Lumbar CT and MRI revealed an extruded L3-L4 herniated disc. Results: Patient was submitted to lumbar hemilaminectomy and extruded herniated disc excision. Motor physiotherapy and orthesis were also performed, with foot drop recovery. Conclusions: Foot drop may be caused by peripheral lesion (fibular nerve), lower motor neuron, cortical lesion or muscular dystrophy. Diagnosis is performed with EMG, CT, mieloCT and MRI. Early surgery is associated with good prognosis. Our patient showed slow recovery due to a long case evolution.
Subject(s)

Full text: Available Index: LILACS (Americas) Main subject: Foot Injuries / Intervertebral Disc Displacement / Lumbosacral Region Type of study: Prognostic study Limits: Adult / Humans / Male Language: English Journal: Rev. chil. neurocir Journal subject: Neurosurgery Year: 2014 Type: Article Affiliation country: Brazil Institution/Affiliation country: Federal University of Pernambuco/BR / Federal University of Sergipe/BR / University of São Paulo/BR

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Full text: Available Index: LILACS (Americas) Main subject: Foot Injuries / Intervertebral Disc Displacement / Lumbosacral Region Type of study: Prognostic study Limits: Adult / Humans / Male Language: English Journal: Rev. chil. neurocir Journal subject: Neurosurgery Year: 2014 Type: Article Affiliation country: Brazil Institution/Affiliation country: Federal University of Pernambuco/BR / Federal University of Sergipe/BR / University of São Paulo/BR