Q13.1
Absence of iris
Clinical Classification Guidelines
Use Additional Code
- code for associated glaucoma (H42)
Inclusion Terms
- Aniridia
Medical Intelligence & Overview
Aniridia is a rare eye condition characterized by the complete or partial absence of the iris, the colored part of the eye. This condition, classified under ICD-10 code Q13.1, can impact vision and may be associated with other eye abnormalities. The iris plays a crucial role in controlling the amount of light entering the eye and contributes to eye color, making its absence significant for eye health and visual function.
Causes & Symptoms
Clinical Causes: Genetic mutations, often inherited in an autosomal dominant pattern Sporadic genetic mutations occurring randomly Associated syndromes such as WAGR syndrome (Wilms tumor, Aniridia, Genitourinary anomalies, and intellectual disability) Developmental abnormalities during eye formation in the womb
Key Symptoms: Reduced visual acuity or blurred vision Sensitivity to bright light (photophobia) Nystagmus, or involuntary eye movements Glaucoma or increased intraocular pressure Cataracts or lens abnormalities Other eye anomalies, such as underdeveloped or misshapen eyes
Diagnostic & Treatment
Diagnosis Path: Diagnosis of aniridia involves a comprehensive eye examination, including slit-lamp assessment to observe iris absence. Additional testing may include genetic testing to identify associated mutations or syndromes. Imaging techniques like ultrasound biomicroscopy can evaluate the eye's internal structures to assess for other abnormalities.
Treatment Protocols: Use of tinted or sunglasses to reduce light sensitivity Corrective lenses or glasses to enhance visual clarity Surgical interventions for glaucoma or cataracts Regular monitoring for intraocular pressure and other ocular issues Low vision aids or rehabilitation services
Clinical Advice & FAQs
Billing Guidance
Is Q13.1 a billable ICD-10 code?
Yes, Q13.1 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.
Documentation
How do I report Q13.1?
Clinical documentation must specify the nature of Absence of iris and any associated comorbidities for accurate reporting.
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