ICD-10-CM Billable Code

H40.4

Glaucoma secondary to eye inflammation

Clinical Classification Guidelines

Code Also

  • underlying condition

7th Character Definition

One of the following 7th characters is to be assigned to each code in subcategory H40.4 to designate the stage of glaucoma

Medical Intelligence & Overview

Glaucoma secondary to eye inflammation, also known as inflammatory glaucoma, is a specific type of glaucoma that arises as a complication of eye inflammation. It occurs when inflammation within the eye, such as uveitis, damages the eye's drainage system, leading to increased intraocular pressure (IOP). If left untreated, this elevated pressure can cause damage to the optic nerve, resulting in vision loss. Recognizing this condition early and understanding its causes, symptoms, and potential treatment options are crucial for maintaining eye health and preventing vision impairment.

Causes & Symptoms

Clinical Causes: Uveitis (intraocular inflammation): Chronic or acute inflammation of the uveal tract, including the iris, ciliary body, and choroid. Infections within the eye: Such as herpes simplex virus, toxoplasmosis, or bacterial infections that cause inflammation. Trauma: Injury to the eye leading to inflammatory responses and subsequent blockage of fluid drainage. Autoimmune diseases: Conditions like sarcoidosis or juvenile rheumatoid arthritis that cause recurrent eye inflammation. Post-surgical inflammation: Inflammation following eye surgeries, which may impair fluid drainage. Other inflammatory eye conditions: Such as Behçet's disease or Behçet's syndrome that involve frequent eye inflammation.

Key Symptoms: Gradual or sudden loss of vision, often painless in the early stages. Eye redness and swelling due to inflammation. Eye pain or discomfort, especially if the condition worsens. Haloes or rainbow-colored rings around lights. Sendimence of decreased peripheral vision or tunnel vision in advanced cases. Photophobia, or sensitivity to light. Increased tearing or watery eyes.

Diagnostic & Treatment

Diagnosis Path: Diagnosis of glaucoma secondary to eye inflammation involves a comprehensive eye examination which includes: - Measurement of intraocular pressure to assess eye pressure levels. - Slit-lamp examination to evaluate inflammation and eye structures. - Fundoscopy to examine the optic nerve for signs of damage. - Gonioscopy to inspect the drainage angle of the eye. - Ultrasound or imaging tests if necessary, to assess additional eye structures. - Medical history review focusing on previous ocular inflammation or systemic inflammatory conditions. Regular monitoring is essential to track disease progression and treatment response.

Treatment Protocols: Treatment strategies aim to reduce intraocular pressure and control eye inflammation. Common approaches include: - Anti-inflammatory medications: Such as corticosteroids or non-steroidal anti-inflammatory drugs (NSAIDs) to manage and suppress inflammation. - IOP-lowering medications: Eye drops like prostaglandin analogs, beta-blockers, alpha agonists, or carbonic anhydrase inhibitors to decrease eye pressure. - Laser therapy: Procedures such as laser trabeculoplasty might be recommended in some cases. - Surgical intervention: When medications are insufficient, surgeries like trabeculectomy or drainage implants may be necessary to facilitate fluid drainage. - Management of underlying causes: Treating infections or systemic inflammatory diseases contributing to eye inflammation. It is important for individuals with this condition to adhere to their treatment plan and attend regular follow-up appointments with an eye care specialist to prevent optic nerve damage and preserve vision.

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 H40.4 a billable ICD-10 code?
Yes, H40.4 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.

Documentation

How do I report H40.4?
Clinical documentation must specify the nature of Glaucoma secondary to eye inflammation and any associated comorbidities for accurate reporting.

Cite this Clinical Reference