441.9 AORTIC ANEURYSM NOS

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Code Information

Diagnosis Code: 441.9

Short Description: Aortic aneurysm NOS

Long Description: Aortic aneurysm of unspecified site without mention of rupture

Code Classification:

Diseases of the circulatory system (390–459)
- Diseases of arteries, arterioles, and capillaries (440-449)
  - 441 Aortic aneurysm and dissection
    - 441.9 Aortic aneurysm NOS

Code Version: 2015 ICD-9-CM

References to Index of Diseases and Injuries

The code 441.9 has the following ICD-9-CM references to the Index of Diseases and Injuries

Aneurysm (anastomotic) (artery) (cirsoid) (diffuse) (false) (fusiform) (multiple) (ruptured) (saccular) (varicose) 442.9
- aorta, aortic (nonsyphilitic) 441.9
  - abdominal 441.4
    - dissecting 441.02
    - ruptured 441.3
    - syphilitic 093.0
  - arch 441.2
    - ruptured 441.1
  - arteriosclerotic NEC 441.9
    - ruptured 441.5
  - ascending 441.2
    - ruptured 441.1
  - congenital 747.29
  - descending 441.9
    - abdominal 441.4
      - ruptured 441.3
    - ruptured 441.5
    - thoracic 441.2
      - ruptured 441.1
  - dissecting 441.00
    - abdominal 441.02
    - thoracic 441.01
    - thoracoabdominal 441.03
  - due to coarctation (aorta) 747.10
  - ruptured 441.5
  - sinus, right 747.29
  - syphilitic 093.0
  - thoracoabdominal 441.7
    - ruptured 441.6
  - thorax, thoracic (arch) (nonsyphilitic) 441.2
    - dissecting 441.01
    - ruptured 441.1
    - syphilitic 093.0
  - transverse 441.2
    - ruptured 441.1
  - valve (heart) (see also Endocarditis, aortic) 424.1
- cylindrical 441.9
  - ruptured 441.5
  - syphilitic 093.9

Aortectasia� (see also Ectasia, aortic) 447.70
- with aneurysm 441.9

Dilatation
- aorta (focal) (general) (see also Ectasia, aortic) 447.70
  - with aneurysm 441.9

Disease, diseased - see also Syndrome
- Fernels' (aortic aneurysm) 441.9
- Hodgson's 441.9
  - ruptured 441.5

Ectasia, ectasis
- aorta (see also Ectasia, aortic) 447.70
  - with aneurysm 441.9
- aortic 447.70
  - with aneurysm 441.9

Fernell's disease (aortic aneurysm) 441.9

Hodgson's disease (aneurysmal dilatation of aorta) 441.9
- ruptured 441.5

Necrosis, necrotic
- aorta (hyaline) (see also Aneurysm, aorta) 441.9
  - cystic medial 441.00
    - abdominal 441.02
    - thoracic 441.01
    - thoracoabdominal 441.03
  - ruptured 441.5

Sacculation
- aorta (nonsyphilitic) (see also Aneurysm, aorta) 441.9
  - ruptured 441.5
  - syphilitic 093.0

Widening aorta (see also Ectasia, aortic) 447.70
- with aneurysm 441.9

Crosswalk Information

The code 441.9 converts into the following ICD-10 code(s):

ICD-9 Code		ICD-10 Code	ICD-10 Description
441.9		I71.9	Aortic aneurysm of unspecified site, without rupture

This ICD-9 to ICD-10 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-9 Code	ICD-9 Description
441.00	Dissection of aorta, unspecified site
441.01	Dissection of aorta, thoracic
441.02	Dissection of aorta, abdominal
441.03	Dissection of aorta, thoracoabdominal
441.1	Thoracic aneurysm, ruptured
441.2	Thoracic aneurysm without mention of rupture
441.3	Abdominal aneurysm, ruptured
441.4	Abdominal aneurysm without mention of rupture
441.5	Aortic aneurysm of unspecified site, ruptured
441.6	Thoracoabdominal aneurysm, ruptured
441.7	Thoracoabdominal aneurysm, without mention of rupture

This page was last updated on: 10/1/2014

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