Pulmonary embolism is well known as a serious postoperative complication in orthopaedic surgery. We experienced two cases of pulmonary embolism after spinal surgery. Although rare, the occurrence of pulmonary embolism requires aggressive management to prevent death. Anticoagulation therapy after the development of pulmonary embolism in patients undergoing spinal surgery causes a high rate of complications. Decompression of the nerve causes hematoma in the epidural space, which results in paralysis and infection. Neurological symptoms showld be observed carefully, and operations performed immediately when paralysis occurs.
