Upper and lower spinal cord blood supply: the continuity of the anterior spinal artery and the relevance of the lumbar arteries Paolo Biglioli, MD, Maurizio.

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Presentation transcript:

Upper and lower spinal cord blood supply: the continuity of the anterior spinal artery and the relevance of the lumbar arteries Paolo Biglioli, MD, Maurizio Roberto, MD, PhD, Aldo Cannata, MD, Alessandro Parolari, MD, PhD, Andrea Fumero, MD, Francesco Grillo, MD, Marco Maggioni, MD, Guido Coggi, MD, Rita Spirito, MD The Journal of Thoracic and Cardiovascular Surgery Volume 127, Issue 4, Pages 1188-1192 (April 2004) DOI: 10.1016/j.jtcvs.2003.11.038

Figure 1 The dye injected through the left vertebral artery progressively stains the human spinal arteries. The Journal of Thoracic and Cardiovascular Surgery 2004 127, 1188-1192DOI: (10.1016/j.jtcvs.2003.11.038)

Figure 2 The dye injected through the common iliac artery progressively stains the abdominal aorta, the lumbar and intercostals arteries, and the anterior spinal artery. The Journal of Thoracic and Cardiovascular Surgery 2004 127, 1188-1192DOI: (10.1016/j.jtcvs.2003.11.038)

Figure 3 Level and side of the arteria radicularis magna (ARM) (n = 51). The Journal of Thoracic and Cardiovascular Surgery 2004 127, 1188-1192DOI: (10.1016/j.jtcvs.2003.11.038)

Figure 4 Steal phenomenon in the excluded part of the aorta. A rerouting way through the anterior spinal artery and arteria radicularis magna steals blood from the spinal cord. ASA, Anterior spinal artery; ARMA, anterior radicularis magna artery; LSA, left subclavian artery; RSA, right subclavian artery; LVA, left vertebral artery; RVA, right vertebral artery; BA, basilar artery; AXC, aortic clamping. The Journal of Thoracic and Cardiovascular Surgery 2004 127, 1188-1192DOI: (10.1016/j.jtcvs.2003.11.038)