ICD-11 classes
11 Diseases of the circulatory system
Diseases of arteries or arterioles
BD50 — Aortic aneurysm or dissection
BD50.0 — Thoracic aortic dissection, ascending aorta dissection and...

ICD-11 BD50.0 — Thoracic aortic dissection, ascending aorta dissection and propagation beyond arch

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.

The diagnosis includes nothing.

The diagnosis excludes nothing.

Diagnosis with code BD50.0 contains 5 clarifying diagnoses:

1. BD50.00 — Thoracic aortic dissection, ascending aorta dissection and propagation beyond arch with perforation
2. BD50.01 — Thoracic aortic dissection, ascending aorta dissection and propagation beyond arch with rupture
3. BD50.02 — Thoracic aortic dissection, ascending aorta dissection and propagation beyond arch without mention of perforation or rupture
4. BD50.0Y — Other specified thoracic aortic dissection, ascending aorta dissection and propagation beyond arch
5. BD50.0Z — Thoracic aortic dissection, ascending aorta dissection and propagation beyond arch, unspecified