ICD-10-CM › I00-I99 › I70-I79 › I71.0 Dissection of aorta › I71.00
I71.00
Dissection of unspecified site of aorta
ValidICD-10-CM diagnosis code.
Valid for claims with a date of service in the current code year.
What has happened to this code
Every change the publisher made, from 2007 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.
- FY2007 Added to the draft code set draft Dissection of unspecified site of aorta
Official coding rules
Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.
Inherited from I71 Aortic aneurysm and dissection
Code first
- , if applicable:
- syphilitic aortic aneurysm (A52.01)
- traumatic aortic aneurysm (S25.09, S35.09)
How CDC's index refers to this code
Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.
- Sacculation > aorta
- Necrosis, necrotic > aorta
- Aortectasia > with aneurysm
- Hematoma > aortic intramural
- Widening aorta > with aneurysm
- Dilatation > aorta > with aneuysm
- Necrosis, necrotic > cystic medial
- Aneurysm > aorta, aortic > dissecting
- Ectasia, ectasis > aorta > with aneurysm
- Necrosis, necrotic > aorta > cystic medial
- Dissection > aorta
- Hematoma > aorta, dissecting
Codes in the same group
| Code | Description | Status |
|---|---|---|
| I71.01 | Dissection of thoracic aorta | Not billable |
| I71.02 | Dissection of abdominal aorta | Valid |
| I71.03 | Dissection of thoracoabdominal aorta | Valid |