H70.8Non-billable (header)
Other mastoiditis and related conditions
✗ Excludes 1(Not coded here)
- •preauricular sinus and cyst (Q18.1)
- •sinus, fistula, and cyst of branchial cleft (Q18.0)
Code Hierarchy
┌8Diseases of the ear and mastoid process (H60-H95)├H65-H75Diseases of middle ear and mastoid (H65-H75)
└H70.8Other mastoiditis and related conditions
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