E70.32
Oculocutaneous albinism
Clinical Classification Guidelines
Excludes Type 1
- Chediak-Higashi syndrome (E70.330)
- Hermansky-Pudlak syndrome (E70.331)
Medical Intelligence & Overview
Oculocutaneous albinism (OCA) is a genetic condition characterized by a reduction or absence of pigment in the skin, hair, and eyes. This condition affects the production of melanin, the pigment responsible for coloring these tissues. Individuals with OCA typically have light skin and hair, along with vision problems. It is inherited in an autosomal recessive pattern, meaning both parents must carry the gene for a child to be affected. The condition can vary in severity, but it universally involves some degree of visual impairment due to abnormal development of the retina and optic nerves.
Causes & Symptoms
Clinical Causes: Mutations in genes involved in melanin production Inherited autosomal recessive genetic pattern Family history of albinism Genetic modifications affecting tyrosinase enzyme activity, crucial for melanin synthesis
Key Symptoms: Very light skin and hair coloration Light-colored or translucent irises Poor vision or visual impairment
Diagnostic & Treatment
Diagnosis Path: Diagnosis often begins with a physical examination of the skin, hair, and eyes. Healthcare providers may evaluate visual acuity and examine the retina using specialized eye tests. Genetic testing can confirm mutations in specific genes associated with OCA. In some cases, newborn screening or genetic counseling may reveal the condition early in life, assisting with management and family planning.
Treatment Protocols: There is no cure for oculocutaneous albinism, but various supportive treatments can help manage symptoms: - Regular eye examinations and vision support, including glasses or low-vision aids - Protection from UV exposure through sunscreen, protective clothing, and sunglasses - Skin care to prevent sunburn and skin damage - Genetic counseling to understand inheritance patterns and family planning options
Clinical Advice & FAQs
Billing Guidance
Is E70.32 a billable ICD-10 code?
Yes, E70.32 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.
Documentation
How do I report E70.32?
Clinical documentation must specify the nature of Oculocutaneous albinism and any associated comorbidities for accurate reporting.
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