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Figure 7. SVS/STS Aortic Dissection Classification System
Anatomic Reporting of Aortic Dissections are based on:
➤ Location of Entry Tear (A vs B)
➤ Proximal & Distal Extent
EXAMPLES
➤ Type A
9
• Entry tear identified in zone 0 (A), Distal extent in zone 9.
➤ Type B
4,10
• Entry tear is identified > zone 0 (B)
• Proximal extent in zone 4,
• Distal extent in zone 10.
