Down syndrome - Q90
Use Additional Code: This note indicates that an additional code should be used in conjunction with the primary code "Q90" to provide a complete picture of the patient's condition or to capture associated factors.
Use Additional:
- code(s) to identify any associated physical conditions and degree of intellectual disabilities (F70-F79)
These ranges represents subcategories of Down syndrome. The "Q90" signifies that these are the diseases within this broad category.