H70.0 Acute mastoiditis

Non-billable header with 3 child codes.

Applicable to

• Abscess of mastoid
• Empyema of mastoid

Codes under H70.0

• H70.00 Acute mastoiditis without complications
• H70.01 Subperiosteal abscess of mastoid
• H70.09 Acute mastoiditis with other complications

Code annotations containing back-references to H70.0

Back-references to H70

• Type 2 Excludes: H74 Other disorders of middle ear mastoid ("mastoiditis (H70.-)")

Nearby codes

• H70 Mastoiditis and related conditions
• H70.0 Acute mastoiditis (this code)
• H70.00 Acute mastoiditis without complications
• H70.001 Acute mastoiditis without complications, right ear
• H70.002 Acute mastoiditis without complications, left ear
• H70.003 Acute mastoiditis without complications, bilateral
• H70.009 Acute mastoiditis without complications, unspecified ear