Giant sacral schwannoma. A case report and literature review

Solapas principales

Brito N.1, Campos L.1, Díaz F.1, Velásquez M.1, Echenique D.1, Izaguirre E.1, Faria G.1, Roa C.1, Cuberos O.1, Jáuregui E.1, Romano A.2, Fariñas J.2

 

ABSTRACT

            Sacral schwannomas are benign lesions that rarely affect adolescents. We present a case and review the literature of a giant sacral Schwannoma.  A 17-year-old woman with pain and weakness in the lower right limb. Pain-sacral region at digit pressure, analgesic gait, right-sided myotome monoparesis and Aquileana hyporeflexia; without sensory or sphincter alterations. Magnetic Resonance of lumbosacral spine. The occupant lesion of space in the sacral canal with extension to L5, with well-defined borders, isointense in T1 and T2, with contrast enhancement homogeneous and hyperintense in T1. Partial sacrectomy plus subtotal excision and L5 laminectomy plus lumbo-pelvic arthrodesis were performed. No postoperative neurological complications. Sacral schwannomas are extremely rare benign tumors, slow-growing clinically are usually nonspecific with long-standing pain, the treatment of choice is total resection. In our case, subtotal excision was performed and stabilized with lumbosacral arthrodesis without neurological complications.

 

Key Words: Giant Sacral schwannoma, sacral, sacrectomy.

 

  1. Residentes del posgrado de neurocirugía. Cátedra y servicio de neurocirugía. Hospital Universitario de Caracas, Caracas. Venezuela.
  2. Neurocirujano.  Cátedra y servicio de neurocirugía. Hospital Universitario de Caracas, Caracas. Venezuela.

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