ICD-10-CM Billable Code

H35.43

Paving stone degeneration of retina

Clinical Classification Guidelines

Medical Intelligence & Overview

Paving stone degeneration of the retina, medically known as peripheral reticular degeneration, is a common, usually benign, condition affecting the outer areas of the retina. This condition manifests as small, pigmented, often dull-white or grayish lesions that resemble paving stones on the surface of the retina. Typically, it is found during routine eye examinations and often does not cause vision problems. However, awareness of this condition is important because, in rare cases, it might be linked with other retinal changes or disorders that could potentially impact vision over time.

Causes & Symptoms

Clinical Causes: Age-related changes: The degeneration is more common as people age, suggesting it results from natural aging processes of the retinal tissue. Genetic factors: A family history of retinal degenerations can increase the likelihood of developing paving stone degeneration. Retinal ischemia: Reduced blood flow to the retina over time can contribute to tissue degeneration. Previous retinal injuries or trauma: Damage from injuries may initiate degenerative changes in the retina. Other degenerative eye conditions: Certain retinal diseases or conditions might predispose individuals to paving stone changes.

Key Symptoms: Typically asymptomatic: Most individuals do not experience any changes in vision or other symptoms. Peripheral visual field loss: Rarely, extensive degeneration might slightly obscure peripheral vision. No associated pain: The condition does not cause discomfort or pain. Potential for secondary changes: In some cases, it might be associated with other retinal abnormalities that could cause visual disturbances.

Diagnostic & Treatment

Diagnosis Path: Diagnosis is primarily made through a comprehensive eye examination, including a dilated eye exam and retinal imaging. These methods reveal characteristic pigmented lesions in the peripheral retina that resemble paving stones. No invasive procedures are typically necessary, but some cases may benefit from additional imaging tests such as optical coherence tomography (OCT) or fundus photography to monitor changes over time.

Treatment Protocols: Paving stone degeneration generally requires no treatment due to its benign nature. Regular eye check-ups are recommended to monitor for any potential complications or associated retinal conditions. In instances where the degeneration is extensive or associated with other retinal issues, laser therapy or other interventions might be considered to prevent further deterioration, though these are uncommon treatments for this specific condition.

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 H35.43 a billable ICD-10 code?
Yes, H35.43 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.

Documentation

How do I report H35.43?
Clinical documentation must specify the nature of Paving stone degeneration of retina and any associated comorbidities for accurate reporting.

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