Tag H. Ric Harnsberger MD

Cochlear Aplasia

KEY FACTS Terminology Definition: Absent cochlea; vestibule, semicircular canals (SCC), & internal auditory canal (IAC) present in some form You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are…

Large Vestibular Aqueduct (IP-II)

KEY FACTS Terminology Large vestibular aqueduct (LVA) includes enlarged endolymphatic sac and duct IP-II: Incomplete partition type II between middle and apical cochlear turns often seen with LVA IP-II + LVA: Mondini anomaly (historic terminology) You’re Reading a Preview Become…

Common Cavity Malformation

KEY FACTS Terminology Common cavity (CC) is cystic space representing undifferentiated cochlea & vestibule You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here

Labyrinthine Aplasia

KEY FACTS Terminology Synonym: Complete labyrinthine aplasia Michel aplasia/anomaly (old synonym) You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here

Petromastoid Canal

KEY FACTS Terminology Petromastoid canal (PMC) definition: Normal temporal bone osseous canal that passes through arch of superior semicircular canal conveying subarcuate artery to otic capsule Synonyms: Subarcuate canal or canaliculus You’re Reading a Preview Become a Clinical Tree membership…