Q93.82
Williams syndrome
Clinical Classification Guidelines
Medical Intelligence & Overview
Williams syndrome is a rare genetic disorder characterized by distinctive facial features, cardiovascular problems, developmental delays, and unique personality traits. This condition is caused by the deletion of about 26 genes from the long arm of chromosome 7. Children and adults with Williams syndrome often display a friendly and highly social personality, combined with various physical and intellectual challenges. Early diagnosis and management can help improve quality of life and address specific health concerns associated with the syndrome.
Causes & Symptoms
Clinical Causes: Genetic deletion on chromosome 7 (specifically 7q11.23) Inheriting the deletion spontaneously (most cases are de novo, meaning they are new mutations not inherited from parents)
Key Symptoms: Unique facial features including a broad forehead, short nose, full cheeks, and a wide mouth with a prominent chin Cardiovascular issues such as supravalvular aortic stenosis (narrowing of the large blood vessel (aorta) at its exit from the heart) Intellectual disabilities, often mild to moderate Delayed development of motor skills and speech Overly friendly, talkative, and highly social behavior An overly strong visual memory but difficulties with spatial tasks Low muscle tone (hypotonia) Dental problems, including small or malformed teeth Elevated blood calcium levels (hypercalcemia) during infancy
Diagnostic & Treatment
Diagnosis Path: Diagnosis often involves a thorough medical examination, assessment of physical features, and developmental evaluations. Confirmatory genetic testing, such as fluorescence in situ hybridization (FISH) or microarray analysis, can identify the deletion on chromosome 7. Early diagnosis is crucial for monitoring and managing potential health issues related to the syndrome.
Treatment Protocols: Regular cardiovascular monitoring and management of heart defects Developmental therapies like speech, occupational, and physical therapy Educational support tailored to individual learning needs Behavioral therapy to address social and emotional challenges Dental care to address dental anomalies Monitoring and managing blood calcium levels, especially in infants Psychological support to foster social skills and coping strategies
Clinical Advice & FAQs
Billing Guidance
Is Q93.82 a billable ICD-10 code?
Yes, Q93.82 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.
Documentation
How do I report Q93.82?
Clinical documentation must specify the nature of Williams syndrome and any associated comorbidities for accurate reporting.
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