ICD-10-CM Billable Code

H05.402

Unspecified enophthalmos, left eye

Clinical Classification Guidelines

Medical Intelligence & Overview

Enophthalmos is a condition characterized by the posterior displacement of the eyeball within the socket. When this condition affects only the left eye and the specific cause is not identified, it is referred to as unspecified enophthalmos, left eye, coded as H05.402 in the ICD-10 classification. This condition can lead to both functional and cosmetic concerns, and understanding its nature can help inform discussions with healthcare providers about potential assessments and management strategies.

Causes & Symptoms

Clinical Causes: Trauma to the orbit or eye socket, leading to structural changes. Atrophy or shrinkage of orbital tissues due to aging or other degenerative processes. Prior surgical procedures involving the orbit or eye that may alter orbital volume. Orbital tumors or lesions that replace normal tissue and cause displacement. Inflammatory or infectious conditions affecting orbital tissues. Congenital anomalies present from birth affecting orbital development. Vascular abnormalities causing changes in orbital volume or tissue integrity.

Key Symptoms: Noticeable sunken appearance of the affected eye. Potential double vision or vision disturbances, depending on associated issues. Asymmetry between the two eyes. Potential cosmetic concerns impacting self-esteem. In some cases, eyelid positioning may be affected, leading to ptosis or lagophthalmos. Discomfort or pain if related to underlying trauma or inflammatory process.

Diagnostic & Treatment

Diagnosis Path: The diagnosis of enophthalmos typically involves a clinical examination by an eye specialist, who assesses the position of the eyeball and overall orbital anatomy. Imaging techniques such as CT (computed tomography) or MRI (magnetic resonance imaging) scans are crucial for visualizing orbital structures, identifying underlying causes like fractures, tumors, or tissue loss, and confirming the extent of enophthalmos. Additional assessments may include measurement of orbital volume and functional evaluations of vision and eye movements.

Treatment Protocols: Management of unspecified enophthalmos of the left eye depends on its underlying cause and severity. Options may include surgical procedures to restore orbital volume, such as orbital implants or reconstructive surgery. In cases where enophthalmos results from trauma or inflammatory conditions, addressing the primary issue is essential before considering reconstructive options. Non-surgical approaches may involve eyelid or cosmetic procedures to improve appearance and reduce functional impairments. Early consultation with ophthalmologists or maxillofacial specialists is often recommended to determine the most appropriate plan tailored to the individual’s needs.

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 H05.402 a billable ICD-10 code?
Yes, H05.402 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.

Documentation

How do I report H05.402?
Clinical documentation must specify the nature of Unspecified enophthalmos, left eye and any associated comorbidities for accurate reporting.

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