Complete ICD-10-CM coding and documentation guide for icd-10 coding for dilated ascending aorta includes clinical validation requirements, medical necessity guidelines, and coding policies.
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Essential facts and insights about ICD-10 Coding for Dilated Ascending Aorta
Use ICD-10 code I77.810 for thoracic aortic ectasia, ensuring proper documentation in clinical notes.
Additional codes that may be used with this diagnosis
Essential (primary) hypertension
Use when hypertension is a contributing factor.
Marfan syndrome
Use when Marfan syndrome is a contributing factor.
The ICD-10 code for a dilated ascending aorta is I77.810 for thoracic aortic ectasia. If the dilation meets aneurysm criteria, use I71.21 for ascending aortic aneurysm without rupture.
Use ICD-10 code I71.21 for an ascending aortic aneurysm when the diameter is ≥45mm or ≥1.5 times the normal size, indicating aneurysmal proportions.