Middle Ear

Child codes

• XA08X4 – Tympanic membrane
• XA16S6 – Oval window
• XA3KB2 – Tympanic cavity
• XA3UT7 – Connective and other soft tissues of middle ear
• XA7XY6 – Eustachian tube
• XA9RH9 – Mastoid antrum

Foundation children elsewhere

• XA6EQ1 – Bones of middle ear

Sibling codes

• XA57R3 – Inner Ear
• XA6ZY6 – External Ear

Foundation entity

Middle Ear – http://id.who.int/icd/entity/1902897114