Unusually located hydatid cysts miming a pulmonary tumor invading the spine

Hydatid disease is a worldwide encountered zoonosis but at present very rar e in Europe, liver and lungs being the most frequently involved sites. Bone involvement is very uncommon and the vertebral spine is the most common si te of skeletal Involvement (less than 1% overall). We report a case of vert ebral hydatid disease with secondary pleuro-pulmonary involvement successfu lly treated by emergency spinal decompression followed by lung resection en bloc with chest wall and partial vertebrectomy.