Arteriosclerotic Leukoencephalopathy

The patient is a 68-year-old male who has been diagnosed with arteriosclerotic leukoencephalopathy. What is the appropriate code assignment for arteriosclerotic leukoencephalopathy? Indexing of leukoencephalopathy leads to code 323.9, Unspecified causes of encephalitis, myelitis, and encephalomyelitis. Indexing of encephalopathy, arteriosclerotic directs to code 437.0, Cerebral atherosclerosis. Binswanger's disease is classified to code 290.12, Presenile dementia. However, none of these codes seem appropriate. ...

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Note:  The following article synopsis was NOT provided by the AHA. It was created by Find-A-Code/innoviHealth.

Article Overview

This premium article reviews how a diagnosis of arteriosclerotic leukoencephalopathy is approached in ICD-9-CM indexing and related cross-references. It is intended for coding professionals who need to understand the subject area, the referenced code set, and the general kind of guidance discussed for this diagnosis.

Why This Topic Matters

This topic can affect diagnosis code selection when documentation uses uncommon or historically indexed neurologic terms. The article helps readers understand the coding context and the source's discussion of related terms within ICD-9-CM.

What You Will Learn

  • How this diagnosis is discussed in ICD-9-CM indexing
  • What related neurologic and cerebrovascular terminology is referenced
  • Why the topic may require careful review of historical coding references
  • How the article frames the coding question at a high level

Who Should Read This

  • Medical coders
  • Coding auditors
  • Compliance staff
  • Clinical documentation specialists

Codes Discussed


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