AHA Coding Clinic® for ICD-9 - 2006 Issue 4; VOLUMES 1 AND 2 NEW/REVISED CODES
Optic Nerve Hypoplasia
Effective October 1, 2006, a new code has been created to describe optic nerve hypoplasia. Optic nerve hypoplasia is a congenital abnormality, which can impair vision. It manifests as a small optic nerve, which appears as a small optic disc on ophthalmologic examination and may be accompanied by a peripapillary ring (the double ring sign). Optic nerve hypoplasia can be unilateral or bilateral and impair visual function mildly or severely. Children with poor vision resulting from this condition should be treated for refractive errors. Occlusion therapy may be required in some cases and optimizing conditions at home and at...
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Article Overview
This article covers a coding update related to optic nerve hypoplasia, a congenital eye condition affecting vision. It is aimed at coders, clinicians, and documentation staff who need to understand the diagnosis context and the relevant classification changes discussed in the article.
Why This Topic Matters
The article helps readers recognize when this diagnosis is being discussed in clinical documentation and understand the broader classification update associated with it.
Article Sections
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Clinical description and background
This section describes the condition in general clinical terms, including how it may present and the types of findings associated with it.
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Coding update and assignment
This section identifies the classification area involved and states the updated diagnosis coding context discussed in the article.
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How should optic nerve hypoplasia be coded?
This section presents the article’s coding question and the related guidance topic addressed in the discussion.
What You Will Learn
- The clinical context of optic nerve hypoplasia
- The diagnosis category and classification area referenced in the update
- The general type of coding guidance discussed for this condition
- How the article frames the documentation and diagnosis topic for coding purposes
Who Should Read This
- Medical coders
- Coding auditors
- Clinicians documenting diagnoses
- Health information management staff
Codes Discussed
Code Ranges Discussed
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