AHA Coding Clinic® for ICD-10-CM and ICD-10-PCS - 2020 Issue 3; Ask the Editor
Right Middle Cerebral Artery Infarction and Bilateral Carotid Artery Occlusion
The patient presented with bilateral carotid artery occlusion and acute right middle cerebral artery (MCA) infarction. The provider documented that friable stenotic plaque in the right carotid artery caused the acute right MCA infarction. Left internal carotid artery (ICA) occlusion was also present, but was not responsible for the infarction. What are the appropriate diagnosis code assignments for this case? ...
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Article Overview
This article reviews a clinical coding scenario involving acute cerebral infarction in the setting of bilateral carotid artery occlusion. It is intended for coding professionals and clinical documentation reviewers who need to understand how the documented vascular findings relate to diagnosis code selection in ICD-10-CM. The discussion focuses on the relationship between the infarction and the documented carotid artery conditions, along with the distinction between the responsible and additional diagnoses.
Why This Topic Matters
Accurate diagnosis coding in stroke cases depends on aligning the coded conditions with the documented cause and associated vascular disease. This matters for ICD-10-CM accuracy, reporting consistency, and documentation review in cerebrovascular cases.
What You Will Learn
- How a cerebrovascular infarction case is framed for diagnosis coding review.
- How documented carotid artery disease is considered alongside an acute stroke diagnosis.
- How the article approaches the relationship between the primary vascular issue and additional findings in an ICD-10-CM scenario.
- How diagnosis code assignment is discussed in a stroke-related case context.
Who Should Read This
- Medical coders
- Coding auditors
- Clinical documentation specialists
- Health information management professionals
Codes Discussed
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