Items tagged “temporal_bone”
12 results found
Article
Congenital cholesteatoma
Congenital cholesteatomas are identical to epidermoid cysts, differing only in name and location.
Pathology
They are intraosseous inclusions of the ectoderm and are therefore comprised of keratin debris and cholesterol. Characteristically, they are located at the petrous apex. In contrast, mi...
Article
Middle ear effusion
Middle ear effusions are frequent in children due to prominent adenoids and horizontal Eustachian tubes. These do not require imaging and can be treated expectantly / medically / surgically with tympanostomy tubes. Eustachian tube dysfunction is the accepted etiology, with resorption of air and ...
Article
Petrous apicitis
Petrous apicitis, also known as apical petrositis, is infection with involvement of bone at the very apex (petrous apex) of the petrous temporal bone.
Epidemiology
Petrous apicitis is less common than it once was, on account of the widespread and early use of antibiotics for acute otomastoidit...
Case
Cholesterol granuloma
Published
08 Nov 2008
56% complete
MRI
Case
Petrous apicitis
Published
23 Sep 2009
77% complete
CT
MRI
Case
Temporal bone fracture: mixed
Published
20 Nov 2009
74% complete
CT
Case
Dehiscent jugular bulb
Published
23 May 2010
56% complete
CT
Case
Otosclerosis
Published
14 Jan 2015
77% complete
CT
Case
Bilateral otospongiosis
Published
07 Apr 2015
65% complete
CT
Case
Narrow duplicated internal acoustic canal
Published
23 Mar 2017
73% complete
CT
Article
Foramen singulare
The foramen singulare, also known as the singular foramen or singular canal, is a thin channel within the petrous temporal bone that carries the singular nerve from the internal auditory canal. It is a normal structure that may be mistaken for a temporal bone fracture (i.e., it is a pseudofractu...
Case
Fenestral otosclerosis
Published
03 Jan 2023
92% complete
CT