EXTRADURAL ECCHORDOSIS-PHYSALIPHORA OF THE THORACIC SPINE - CASE-REPORT

OBJECTIVE AND IMPORTANCE: We report an unusual case of ecchordosis phy saliphora of the thoracic spine. CLINICAL PRESENTATION: The clinical p resentation was one of disabling thoracic radicular pain without objec tive neurological deficit. The imaging characteristics of the lesion w ere those of a cyst containing aqueous fluid. There was no bone destru ction. INTERVENTION: Cross total removal of the lesion was accomplishe d. CONCLUSION: We present the only well-documented case of thoracic ex tradural ecchordosis physaliphora and discuss the relationship between the notochord, ecchordosis physaliphora, and chordoma. We provide a c omprehensive list of lesions exhibiting physaliphorous cells.