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P.224 A Case Report of Spinal Screws Penetrating the Pulmonary Artery
Published online by Cambridge University Press: 05 January 2022
Abstract
Background: Spinal instrumentation is commonly utilized to mechanically stabilize the spine in trauma, oncology and degenerative disease. Although several complications have been reported, this is the first case of screw penetration of the pulmonary artery. Methods: We present a case of a 74-year old gentleman who suffered from a thoracic spine chordoma. He underwent a T8 resection with T8-T12 instrumented fusion with subsequent radiation. Recurrence of his disease led to resection of his 3rd and 4th ribs and repeat radiation. He presented 6 years later with 2 episodes of massive hemoptysis. Review of the literature was conducted to search for similar complications. Results: A Chest Computed Tomography scan demonstrated the presence of a pedicle screw tip in the right pulmonary artery. Angiogram revealed no evidence of active arterial extravasation. In the operating room, the patient had a right lower lobectomy, with segmental pulmonary artery sacrifice, as well as replacement of the spinal fixation hardware. Literature review revealed multiple aortic injuries following spinal instrumentation. However, this was the first case of pulmonary artery erosion. Conclusions: Spinal instrumentation has been associated with screw migration and penetration of nearby tissues and vessels. A high incidence of suspicion is required when patients present with delayed and unusual complications.
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- Poster Presentations
- Information
- Canadian Journal of Neurological Sciences , Volume 48 , Supplement s3: Canadian Neurological Sciences Federation (CNSF) 2021 Congress , November 2021 , pp. S84 - S85
- Copyright
- © The Author(s), 2021. Published by Cambridge University Press on behalf of Canadian Neurological Sciences Federation