ICD-10-CM Billable Code

H10.432

Chronic follicular conjunctivitis, left eye

Clinical Classification Guidelines

Medical Intelligence & Overview

Chronic follicular conjunctivitis is a long-term inflammation of the conjunctiva, the transparent membrane covering the white part of the eye and lining the eyelids. When this condition affects the left eye specifically, it’s classified under ICD-10 code H10.432. This condition is characterized by the presence of follicles—small, raised lymphoid tissue aggregations—on the conjunctiva, leading to discomfort and visible changes in the eye. Understanding its causes, symptoms, diagnosis, and treatment options can help manage this condition effectively.

Causes & Symptoms

Clinical Causes: Chronic irritation from environmental factors such as pollen, dust, or pollution. Persistent allergic reactions, especially allergic conjunctivitis. Infections caused by bacteria, viruses, or other pathogens that lead to prolonged inflammation. Underlying autoimmune conditions affecting the conjunctiva. Repeated exposure to irritants or allergens without adequate relief or treatment. Infrequent or improper hygiene leading to bacterial overgrowth.

Key Symptoms: Persistent redness in the affected eye, especially on the conjunctiva. Presence of small, swollen follicles on the inner eyelids or the conjunctiva surface. Discomfort or a gritty sensation in the eye. Tearing or excess mucus discharge. Sensitivity to light (photophobia). Itching or burning sensation in the affected eye. Feelings of irritation that persist for weeks or months. Possible mild swelling of the eyelids.

Diagnostic & Treatment

Diagnosis Path: Diagnosis typically involves a comprehensive eye examination by an ophthalmologist or optometrist. The healthcare professional will assess the appearance of the conjunctiva and look for characteristic follicles. Additional tests may include:

Treatment Protocols: Management of chronic follicular conjunctivitis involves addressing the underlying cause and alleviating symptoms. Treatment options may 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 H10.432 a billable ICD-10 code?
Yes, H10.432 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.

Documentation

How do I report H10.432?
Clinical documentation must specify the nature of Chronic follicular conjunctivitis, left eye and any associated comorbidities for accurate reporting.

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