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CT scan of normal temporal bone, photographed in bone window. Axial images (A) to (G) are inferior to superior. Legend for parts (H) to (K) appears on
page 151. CT scan of normal temporal bone, photographed in bone window. Axial images (A) to (G) are inferior to superior. CT scan of normal temporal
bone, photographed in bone window. Coronal images (H) to (K) are anterior to posterior. Abbreviations: AA, aditus ad antrum; CF, crista falciformis;
CN7,ds, CN VII, descending mastoid segment; CN7,ls, CN VII, labyrinthine segment; CN7,ts, CN VII, tympanic segment; Co, cochlea; Co,at, cochlea,
apical turn; Co,bt, cochlea, base turn; Co,mt, cochlea, middle turn; EAC, external auditory canal; ELS dep, endolymphatic sac depression; epi,
epitympanum; FNR, facial nerve recess; GG, geniculate ganglion; GSPN, greater superficial petrosal nerve; hypo, hypotympanum; IAC, internal auditory
Source: Chapter 3. Radiology, CURRENT Diagnosis & Treatment in Otolaryngology—Head & Neck Surgery, 3e
canal; ICA, internal carotid artery; In, incus; ISA, incudostapedial articulation; Ma, malleus; meso, mesotympanum; Mo, modiolus; MIA, malleoincudal
Citation:
AK.
CURRENT
& Treatment
Otolaryngology—Head
& Neck
Surgery,
2012 Sc,
Available
at: SCC,l, semicircular
articulation; OW,
ovalLalwani
window;
PE,
pyramidalDiagnosis
eminence;
PA, porus inacusticus;
*, Prussak space;
RW,
round 3e;
window;
scutum;
http://mhmedical.com/
Accessed:
May
13,
2017
canal, lateral; SCC,p, semicircular canal, posterior; SCC,s, semicircular canal, superior; St, stapes; ST, sinus tympani; TA, tympanic annulus; TM,
CopyrightTT,
© 2017
McGraw-Hill
Education.
rightstendon;
reserved
tympanic membrane;
tegmen
tympani; TTT,
tensor All
tympani
V, vestibule; VA, vestibular aqueduct.