Question
The most common site of acute aortic dissection is:
| A. |
Right lateral wall of ascending aorta |
| B. |
Arch of aorta |
| C. |
Suprarenal abdominal aorta |
| D. |
Infrarenal abdominal aorta |
Show Answer
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Correct Answer � A Explanation |
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Answer- A
- Aortic dissection is caused by a circumferential or, less frequently, transverse tear of the intima.
- MC site: Right lateral wall of the ascending aorta
- Another common site: Descending thoracic aorta (just below the ligamentum arteriosum).
- Peak incidence: 6th and 7th decades.
- Men are more commonly affected