I79.8
ICD-10-CMOther disorders of arteries, arterioles and capillaries in diseases classified elsewhere
This code represents various arterial, arteriolar, and capillary disorders that are secondary manifestations of another underlying disease process. It is used when the primary condition is classified elsewhere, and the vascular involvement is a direct consequence of that primary disease. This excludes specific diabetic, syphilitic, and tuberculous vascular complications.
Use this code when documentation clearly indicates an arterial, arteriolar, or capillary disorder that is a complication or manifestation of a systemic disease not specifically covered by more precise codes. Examples include vasculitis secondary to autoimmune disorders (e.g., lupus, rheumatoid arthritis) affecting small vessels, or arterial complications of certain genetic syndromes, provided the specific vascular condition isn't better classified elsewhere. The medical record must explicitly link the vascular disorder to the underlying disease.
AI-generated reference. Verify against official guidelines.
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