I77.810
BillableThoracic aortic ectasia
Thoracic 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(48)
SNOMED CT
- Bicuspid aortic valve72352009
- Bicuspid cardiac valve76257003
- Aortic root dilatation251036003
- Abnormal number of aortic valve cusps253609009
- Ascending aorta dilatation253645007
- Dilatation of aortic sinus of Valsalva448905005
- Dilation of aortic sinus of Valsalva448905005
- Dilatation of aortic sinotubular junction449185003
- Dilatation of aortic sinutubular junction449185003
- Dilation of aortic sinotubular junction449185003
- Dilation of aortic sinutubular junction449185003
- Familial BAV (bicuspid aortic valve)770435005
- Familial bicuspid aortic valve770435005
- Acquired dilatation of ascending aorta and aortic root871665004
- Ascending aortic aneurysm and bicuspid aortic valve890220003
- Bicuspid aortic valve-associated aortopathy890220003
- Dilatation of ascending aorta following procedure897555003
- Post procedural ascending aorta dilatation897555003
- Dilatation of neo-ascending aorta following procedure1003874002
- Neo-ascending aorta dilation following procedure1003874002
- Postprocedural neo-ascending aorta dilation1003874002
- Dilatation of thoracic aorta142111000119108
- Ectasia of thoracic aorta142111000119108
Clinical Terms
- Dilatation of aortic sinutubular junction
- Dilatation of aortic sinus of Valsalva
- Post procedural ascending aorta dilatation
- Ectasia of thoracic aorta
- Dilation of aortic sinutubular junction
- Postprocedural neo-ascending aorta dilation
- Abnormal number of aortic valve cusps
- Acquired dilatation of ascending aorta and aortic root
- Dilation of aortic sinotubular junction
- Aortic root dilatation
- Dilatation of ascending aorta following procedure
- Bicuspid cardiac valve
- Dilation of aortic sinus of Valsalva
- Bicuspid aortic valve-associated aortopathy
- Ascending aortic aneurysm and bicuspid aortic valve
- Bicuspid aortic valve
- Ascending aorta dilatation
- Dilatation of neo-ascending aorta following procedure
- Dilatation of aortic sinotubular junction
- Dilatation of thoracic aorta
- Familial BAV (bicuspid aortic valve)
- Familial bicuspid aortic valve
- Neo-ascending aorta dilation following procedure
Frequently Asked Questions
What is the ICD-10 code for thoracic aortic ectasia?
The ICD-10-CM code for thoracic aortic ectasia is I77.810. The full clinical description is "Thoracic aortic ectasia". I77.810 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code I77.810 mean?
ICD-10-CM code I77.810 represents “Thoracic 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 I77.810 a billable code?
Yes, I77.810 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is I77.810 in?
I77.810 is in Chapter 9: Diseases of the Circulatory System (codes I00-I99).
What codes cannot be used with I77.810?
I77.810 has Excludes1 notes indicating codes that cannot be used together with it, including: aortic aneurysm and dissection (I71.-).
What SNOMED CT codes does I77.810 map to?
I77.810 maps to 13 SNOMED CT concepts: 253609009, 871665004, 251036003, 253645007, 890220003, and 8 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for I77.810?
I77.810 is linked to 1 UMLS Concept Unique Identifier: C2921069. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does I77.810 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like thoracic 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 I77.810?
There is no direct ICD-11 mapping available for I77.810 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.
Automate ICD-10 Coding With AI
Send clinical text to the AutoICD API and get back structured ICD-10 codes with confidence scores. Integrates into any EHR or billing system in minutes.
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.