Schwannoma asintomático del nervio mediano, a propósito de un caso

Schawannoma is a benign, encapsulated neoplasm whose origin is derived from Schwann cells of the peripheral nerve sheath. An Schawannoma of the medin nerve on the wrist of a 67 years old male, is described. These tumors usually prsent as mobile mass, pain and neurological symptoms just as weakness, parestesia or sensory disturblances; in this patient, the lesion is an asymptomatic sofa-tissue mass. Differencial diagnosis achieved with carpal ganglion, but the histological diagnosis reported Schawannoma prior microsurgical escision. Preservation of nerve continuity and the adequate extirpation are the purposes of the therapeutical strategia. Actually, the patient are sympton-free, 10 months after the operation.