Imaging in Otolaryngology

Temporal Bone Arachnoid Granulations

KEY FACTS Terminology Definition: Nonvenous sinus-related (aberrant) pseudopodial pia-arachnoid projection into tegmen tympani or posterior wall of temporal bone You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are…

Temporal Bone CSF Leak

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Temporal Bone Facial Nerve Venous Malformation (Hemangioma)

KEY FACTS Terminology Facial nerve venous malformation (FNVM) Older terms: Facial nerve hemangioma/ossifying hemangioma Definition: Benign developmental lesion near intratemporal CNVII in geniculate fossa area You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited…

Bell Palsy

KEY FACTS Terminology Bell palsy (BP): Herpetic peripheral facial nerve paralysis secondary to herpes simplex virus; rapid onset, all ipsilateral facial nerve branches involved, no other etiology You’re Reading a Preview Become a Clinical Tree membership for Full access and…

Intratemporal Facial Nerve Enhancement

KEY FACTS Terminology Definition: Normal contrast enhancement on T1 C+ MR along course of intratemporal facial nerve (CNVII) without abnormal bony changes on bone CT You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited…

Petrous Apex Internal Carotid Artery Aneurysm

KEY FACTS Terminology Rare congenital or acquired aneurysm of petrous internal carotid artery (ICA) 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

Apical Petrositis

KEY FACTS Terminology Definition: Extension of middle ear-mastoid (ME-M) infection into pneumatized petrous apex (PA) with resulting suppurative apical petrositis You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you…