Q99.819
Usher syndrome, unspecified
Clinical Classification Guidelines
Medical Intelligence & Overview
Usher syndrome is a rare genetic disorder that impacts both hearing and vision. It is characterized by a combination of sensorineural hearing loss and progressive vision loss due to retinitis pigmentosa. The severity and progression of symptoms can vary among individuals. Although the exact cause of Usher syndrome is linked to genetic mutations, many cases remain unspecified due to the diversity of genetic factors involved. Early detection and management are crucial to help affected individuals maintain quality of life and adapt to changes in sight and hearing.
Causes & Symptoms
Clinical Causes: Genetic mutations inherited from parents Autosomal recessive inheritance pattern in most cases Mutations affecting genes responsible for the development and function of inner ear and retinal cells
Key Symptoms: Hearing loss, which may be congenital or develop during early childhood Progressive vision loss caused by retinitis pigmentosa, leading to night blindness and loss of peripheral vision Possible balance problems due to inner ear dysfunction Difficulties with speech development or communication Visual disturbances becoming more noticeable over time
Diagnostic & Treatment
Diagnosis Path: Diagnosis of Usher syndrome involves a comprehensive clinical evaluation, including hearing tests (audiometry), vision assessments (electroretinography, visual field tests), and genetic testing to identify specific gene mutations. A detailed family medical history can also assist in diagnosis. Since symptoms can develop gradually, early detection is key for management planning and support.
Treatment Protocols: Currently, there is no cure for Usher syndrome. Treatment focuses on managing symptoms and improving quality of life through various support strategies, such as:
Clinical Advice & FAQs
Billing Guidance
Is Q99.819 a billable ICD-10 code?
Yes, Q99.819 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.
Documentation
How do I report Q99.819?
Clinical documentation must specify the nature of Usher syndrome, unspecified and any associated comorbidities for accurate reporting.
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