Thoracic aortic dissection, ascending aorta dissection and propagation beyond arch

International Classification of Diseases for Mortality and Morbidity Statistics, 11th Revision, v2024-01

This occurs when a tear in the inner wall of the aorta causes blood to flow between the layers of the wall of the aorta, forcing the layers apart: ascending aorta dissection and propagation beyond arch.

sections/codes in this section (BD50.0-BD50.0)

• Thoracic aortic dissection, ascending aorta dissection and propagation beyond arch with perforation  (BD50.00)
• Thoracic aortic dissection, ascending aorta dissection and propagation beyond arch with rupture  (BD50.01)
• Thoracic aortic dissection, ascending aorta dissection and propagation beyond arch without mention of perforation or rupture  (BD50.02)
• Other specified thoracic aortic dissection, ascending aorta dissection and propagation beyond arch  (BD50.0Y)
• Thoracic aortic dissection, ascending aorta dissection and propagation beyond arch, unspecified  (BD50.0Z)

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