ICD-10-CM Billable Code

H35.359

Cystoid macular degeneration, unspecified eye

Clinical Classification Guidelines

Medical Intelligence & Overview

Cystoid macular degeneration is an eye condition that affects the macula, the central part of the retina responsible for sharp vision. When this condition occurs, fluid accumulates in the macula, causing swelling and distortion of vision. The term 'unspecified eye' indicates that the specific eye affected has not been identified or documented. This condition often leads to a decline in visual clarity, affecting activities like reading, recognizing faces, and other daily tasks requiring detailed vision. Although it shares similarities with age-related macular degeneration (AMD), cystoid macular degeneration has distinct features and causes, and it can occur independently or alongside other retinal disorders.

Causes & Symptoms

Clinical Causes: Inflammation or infection inside the eye Retinal vein occlusion (blockage of the retinal veins) Diabetic retinopathy with fluid leakage Post-surgical responses, such as after cataract surgery Use of certain medications that affect the retina Age-related changes leading to fluid buildup Other retinal vascular disorders

Key Symptoms: Blurry or distorted central vision A decrease in visual sharpness or clarity Dark or empty areas in the central vision Color perception changes or decrease Visual fluctuations, with periods of better or worse vision Difficulty reading or recognizing faces

Diagnostic & Treatment

Diagnosis Path: Diagnosis typically involves a comprehensive eye examination that includes visual acuity testing and specialized imaging. Key diagnostic tools include:

Treatment Protocols: Management of cystoid macular degeneration depends on the severity and underlying cause. Common treatment approaches include:

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

Clinical Advice & FAQs

Billing Guidance

Is H35.359 a billable ICD-10 code?
Yes, H35.359 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.

Documentation

How do I report H35.359?
Clinical documentation must specify the nature of Cystoid macular degeneration, unspecified eye and any associated comorbidities for accurate reporting.

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