Imaging in Otolaryngology

Chronic Otomastoiditis With Tympanosclerosis

KEY FACTS Terminology Definition: Calcific, bony, or fibrous middle ear foci secondary to suppurative chronic otomastoiditis (COM) You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member.…

Chronic Otomastoiditis With Ossicular Erosions

KEY FACTS Terminology Synonyms: Noncholesteatomatous ossicular erosion; postinflammatory ossicular erosion Definition: Erosive changes involving ossicles in absence of cholesteatoma in patient with history of chronic otomastoiditis (COM) You’re Reading a Preview Become a Clinical Tree membership for Full access and…

Coalescent Otomastoiditis With Complications

KEY FACTS Terminology Acute coalescent otomastoiditis (ACOM): Acute middle ear-mastoid infection with progressive bony resorption due to intramastoid empyema ± osteomyelitis You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If…

Persistent Stapedial Artery

KEY FACTS Terminology Persistent stapedial artery (PSA): Rare congenital vascular anomaly in which embryological stapedial artery persists You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member.…

Aberrant Internal Carotid Artery

KEY FACTS Terminology Aberrant internal carotid artery (AbICA): Congenital vascular anomaly resulting from failure of formation of extracranial ICA with arterial collateral pathway You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become…

Oval Window Atresia

KEY FACTS Terminology Oval window atresia (OWA): Absent space between lateral semicircular canal above and cochlear promontory below associated with anomalous stapes and malpositioned CNVII You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited…

Congenital Ossicular Fixation

KEY FACTS Terminology Major anomaly: Anomaly of middle and external ear Minor anomaly: Isolated middle ear (ME) anomaly Ossicular fixation: Congenital ankylosis; rigid bar or fibrous band connects ossicle to wall of ME Ossicular malformation: Anomaly in shape, size, &/or…

Congenital Mastoid Cholesteatoma

KEY FACTS Terminology Definition: Cholesteatoma in mastoid secondary to epithelial rest 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

EAC Skin Squamous Cell Carcinoma

KEY FACTS Terminology Squamous cell carcinoma (SCCa) of external ear with spread to external auditory canal (EAC); T-bone carcinoma You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are…