I71.9
BillableAortic aneurysm of unspecified site, without rupture
Aortic aneurysm of unspecified site, without rupture
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Aneurysm of aorta
- Dilatation of aorta
- Hyaline necrosis of aorta
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations, and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
- •systemic connective tissue disordersM30-M36
- •transient cerebral ischemic attacks and related syndromesG45
Code First
The underlying condition must be sequenced before this code
Related Codes(8)
I71.0Dissection of aorta
I71.1Thoracic aortic aneurysm, ruptured
I71.2Thoracic aortic aneurysm, without rupture
I71.3Abdominal aortic aneurysm, ruptured
I71.4Abdominal aortic aneurysm, without rupture
I71.5Thoracoabdominal aortic aneurysm, ruptured
I71.6Thoracoabdominal aortic aneurysm, without rupture
I71.8Aortic aneurysm of unspecified site, ruptured
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(109)
SNOMED CT
- Necrosis of artery7930004
- Congenital aneurysm of aorta16972009
- Aorta to left ventricle tunnel26201005
- Aortic left ventricular tunnel26201005
- Congenital dilatation of aorta45237002
- False aneurysm of artery58780002
- Traumatic arterial aneurysm58780002
- Pericarditis due to aortic aneurysm61575003
- Pericarditis secondary to aortic aneurysm61575003
- Ulcer of artery62469006
- Hyaline necrosis of aorta66620003
- AA - Aortic aneurysm67362008
- Aneurysm of aorta67362008
- Aortic aneurysm67362008
- Aortic tunnel253649001
- Aneurysm of descending aorta426948001
- Aortico-left ventricular tunnel with extracardiac aneurysm of aortic wall448975006
- Type II aortic left ventricular tunnel448975006
- False aneurysm of aorta due to and following procedure737157002
- Post-procedural false aortic aneurysm737157002
- Aneurysm of aorta due to and following procedure737158007
- Post-procedural aortic aneurysm737158007
- Aortic aneurysm due to Loeys-Dietz syndrome838364007
- Aneurysm of aorta at coarctation site following procedure871661008
- Post procedural aneurysm of aorta at coarctation site871661008
- Aneurysm of aorta due to congenital heart disease1204193005
- Aortic aneurysm due to congenital heart disease1204193005
- Penetrating ulcer of aorta690791000119107
UMLS
- AA - Aortic aneurysmC0003486
- AAAC0003486
- Aneurysm aorticC0003486
- Aneurysm of aortaC0003486
- Aneurysm, AorticC0003486
- Aneurysms, AorticC0003486
- Aortic AneurysmC0003486
- Aortic AneurysmsC0003486
- Aortic aneurysmC0003486
- Aortic aneurysm (disorder)C0003486
- TAAC0003486
- aneurysm of aortaC0003486
- aorta aneurysmC0003486
- aortic aneurysmC0003486
- aortic aneurysmsC0003486
- Aortic Aneurysm of Unspecified Site, without RuptureC2883031
- Aortic aneurysm of unspecified site, without ruptureC2883031
- Aortic DilatationC0265004
- Aortic DilationC0265004
- Aortic dilatationC0265004
- Aortic dilationC0265004
- Aortic ectasiaC0265004
- Aortic ectasyC0265004
- Bulge in wall of large artery that carries blood away from heartC0265004
- Dilatation of aortaC0265004
- Dilatation of aorta (disorder)C0265004
- Enlarged aortaC0265004
- aorta dilationC0265004
- aortic dilatationC0265004
- aortic ectasiaC0265004
- dilatation of aortaC0265004
- dilation aortaC0265004
- Hyaline necrosis of aortaC0265005
- Hyaline necrosis of aorta (disorder)C0265005
Clinical Terms
- Congenital dilatation of aorta
- Pericarditis secondary to aortic aneurysm
- Type II aortic left ventricular tunnel
- Aneurysm of aorta
- aorta dilation
- Aneurysm of descending aorta
- Aortic Dilation
- Aneurysm of aorta due to and following procedure
- Aneurysm, Aortic
- Post-procedural aortic aneurysm
- Aortic Dilatation
- Enlarged aorta
- aortic aneurysm
- TAA
- Pericarditis due to aortic aneurysm
- False aneurysm of aorta due to and following procedure
- Penetrating ulcer of aorta
- Aortic ectasy
- Dilatation of aorta (disorder)
- Hyaline necrosis of aorta (disorder)
- Aneurysms, Aortic
- Post-procedural false aortic aneurysm
- aorta aneurysm
- Hyaline necrosis of aorta
- aortic ectasia
- Congenital aneurysm of aorta
- Dilatation of aorta
- AAA
- Aortic aneurysm due to congenital heart disease
- AA - Aortic aneurysm
- Aortic aneurysm (disorder)
- Ulcer of artery
- Aneurysm of aorta due to congenital heart disease
- False aneurysm of artery
- Bulge in wall of large artery that carries blood away from heart
- Aorta to left ventricle tunnel
- Aortic tunnel
- Aortic aneurysm due to Loeys-Dietz syndrome
- Necrosis of artery
- aortic aneurysms
- Aneurysm of aorta at coarctation site following procedure
- Aortico-left ventricular tunnel with extracardiac aneurysm of aortic wall
- Traumatic arterial aneurysm
- Aortic left ventricular tunnel
- Aneurysm aortic
- dilation aorta
- Post procedural aneurysm of aorta at coarctation site
Frequently Asked Questions
What is the ICD-10 code for aortic aneurysm of unspecified site, without rupture?
The ICD-10-CM code for aortic aneurysm of unspecified site, without rupture is I71.9. The full clinical description is "Aortic aneurysm of unspecified site, without rupture". I71.9 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code I71.9 mean?
ICD-10-CM code I71.9 represents “Aortic aneurysm of unspecified site, without rupture”. It is classified under Chapter 9: Diseases of the Circulatory System and is a billable/specific code that can be used on a claim.
Is I71.9 a billable code?
Yes, I71.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is I71.9 in?
I71.9 is in Chapter 9: Diseases of the Circulatory System (codes I00-I99).
What SNOMED CT codes does I71.9 map to?
I71.9 maps to 18 SNOMED CT concepts: 67362008, 871661008, 737158007, 1204193005, 426948001, and 13 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for I71.9?
I71.9 is linked to 4 UMLS Concept Unique Identifiers: C0003486, C2883031, C0265004, C0265005. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does I71.9 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like aortic aneurysm of unspecified site, without rupture affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of I71.9?
I71.9 maps to the ICD-11 code: BD50.Z (Aortic aneurysm or dissection, unspecified).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.