I77.812
BillableThoracoabdominal aortic ectasia
Thoracoabdominal aortic ectasia
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
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
- •collagen (vascular) diseasesM30-M36
- •hypersensitivity angiitisM31.0
- •pulmonary arteryI28
Related Codes(3)
Also Known As / Clinical Terms(6)
Clinical Terms
- Dilation of descending aorta
- Dilatation of descending aorta
Frequently Asked Questions
What is the ICD-10 code for thoracoabdominal aortic ectasia?
The ICD-10-CM code for thoracoabdominal aortic ectasia is I77.812. The full clinical description is "Thoracoabdominal aortic ectasia". I77.812 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code I77.812 mean?
ICD-10-CM code I77.812 represents “Thoracoabdominal aortic ectasia”. 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 I77.812 a billable code?
Yes, I77.812 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is I77.812 in?
I77.812 is in Chapter 9: Diseases of the Circulatory System (codes I00-I99).
What codes cannot be used with I77.812?
I77.812 has Excludes1 notes indicating codes that cannot be used together with it, including: aortic aneurysm and dissection (I71.-).
What SNOMED CT codes does I77.812 map to?
I77.812 maps to 1 SNOMED CT concept: 449184004. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for I77.812?
I77.812 is linked to 1 UMLS Concept Unique Identifier: C2921071. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does I77.812 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like thoracoabdominal aortic ectasia 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 I77.812?
There is no direct ICD-11 mapping available for I77.812 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.
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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.