and Jan Žižka2
(1)
Department of Radiology, University Hospital Hradec Králové, Hradec Králové, Czech Republic
(2)
Department of Radiology Faculty of Medicine in Hradec Králové, University Hospital Hradec Králové Charles University in Prague, Hradec Králové, Czech Republic
C00: HRCT coronal reformat
Coronal plane
Using an MPR 3D viewer, anterior and posterior aspects of the lateral semicircular canal (which define the axial plane) are identified. The coronal plane is perpendicular to the axial plane.
C01: HRCT coronal reformat
CAC
carotid canal
ET
Eustachian tube
GIPS
groove of the inferior petrosal sinus
MF
mandibular fossa
MHE
mandible – head
MNE
mandible – neck
POF
petrooccipital fissure
PTF
petrotympanic fissure
SPF
sphenopetrosal fissure
SQT
squama temporalis
SSS
sphenosquamosal suture
TTM
tensor tympani muscle
C02: HRCT coronal reformat
CAC
carotid canal
ET
Eustachian tube
GIPS
groove of the inferior petrosal sinus
MF
mandibular fossa
MHE
mandible – head
MNE
mandible – neck
POF
petrooccipital fissure
PTF
petrotympanic fissure
SPF
sphenopetrosal fissure
SQT
squama temporalis
TTM
tensor tympani muscle
C03: HRCT coronal reformat
CAC
carotid canal
ET
Eustachian tube
GIPS
groove of the inferior petrosal sinus
MF
mandibular fossa
MHE
mandible – head
MNE
mandible – neck
POF
petrooccipital fissure
PTF
petrotympanic fissure
SPF
sphenopetrosal fissure
SQT
squama temporalis
TTM
tensor tympani muscle
C04: HRCT coronal reformat
CAC
carotid canal
ET
Eustachian tube
GIPS
groove of the inferior petrosal sinus
MF
mandibular fossa
MHE
mandible – head
MNE
mandible – neck
POF
petrooccipital fissure
SPF
sphenopetrosal fissure
SQT
squama temporalis
TTM
tensor tympani muscle
C05: HRCT coronal reformat
CAC
carotid canal
ET
Eustachian tube
GIPS
groove of the inferior petrosal sinus
MF
mandibular fossa
MHE
mandible – head
MNE
mandible – neck
POF
petrooccipital fissure
SPF
sphenopetrosal fissure
SQT
squama temporalis
TTM
tensor tympani muscle
C06: HRCT coronal reformat
CAC
carotid canal
ET
Eustachian tube
GIPS
groove of the inferior petrosal sinus
MF
mandibular fossa
MHE
mandible – head
MNE
mandible – neck
POF
petrooccipital fissure
SPF
sphenopetrosal fissure
SQT
squama temporalis
TTM
tensor tympani muscle
C07: HRCT coronal reformat
CAC
carotid canal
ET
Eustachian tube
GIPS
groove of the inferior petrosal sinus
MF
mandibular fossa
MHE
mandible – head
MNE
mandible – neck
POF
petrooccipital fissure
SPF
sphenopetrosal fissure
SQT
squama temporalis
TTM
tensor tympani muscle
C08: HRCT coronal reformat
CAC
carotid canal
ET
Eustachian tube
GIPS
groove of the inferior petrosal sinus
MF
mandibular fossa
MH
malleus – head
MHE
mandible – head
MNE
mandible – neck
POF
petrooccipital fissure
SPF
sphenopetrosal fissure
SQT
squama temporalis
TTM
tensor tympani muscle
C09: HRCT coronal reformat
CAC
carotid canal
ET
Eustachian tube
FNCTS
facial nerve canal – tympanic segment
GF
geniculate fossa
GIPS
groove of the inferior petrosal sinus
LPE
lateral posterior epitympanum
MF
mandibular fossa
MH
malleus – head
MHE
mandible – head
MNE
mandible – neck
POF
petrooccipital fissure
SQT
squama temporalis
TTM
tensor tympani muscle
C10: HRCT coronal reformat
CAC
carotid canal
FNCTS
facial nerve canal – tympanic segment
GF
geniculate fossa
GIPS
groove of the inferior petrosal sinus
I
incus
IMJ
incudomallear joint
LPE
lateral posterior epitympanum
MAP
malleus – anterior process
MF
mandibular fossa
MH
malleus – head
MHE
mandible – head
MNE
mandible – neck
POF
petrooccipital fissure
PT
protympanum
SQT
squama temporalis
TTM
tensor tympani muscle
C11: HRCT coronal reformat
CAC
carotid canal
CMT
cochlea – middle turn
FNCTS
facial nerve canal – tympanic segment
GF
geniculate fossa
GIPS
groove of the inferior petrosal sinus
I
incus
IMJ
incudomallear joint
LPE
lateral posterior epitympanum
MAP
malleus – anterior process
MF
mandibular fossa
MH
malleus – head
MHE
mandible – head
MNE
mandible – neck
POF
petrooccipital fissure
PT
protympanum
SQT
squama temporalis
TTM
tensor tympani muscle
C12: HRCT coronal reformat
BI
body of incus
CAC
carotid canal
CMT
cochlea – middle turn
CTAT
crista transversa anterior epitympanum
EAC
external auditory canal
FNCLS
facial nerve canal – labyrinthine segment
FNCTS
facial nerve canal – tympanic segment
GIPS
groove of the inferior petrosal sinus
IMJ
incudomallear joint
LPE
lateral posterior epitympanum
MF
mandibular fossa
MH
malleus – head
MHE
mandible – head
MLP
malleus – lateral process
MN
malleus – neck
MNE
mandible neck
POF
petrooccipital fissure
PS
Prussak’s space
SCT
scutum
SQT
squama temporalis
TM
tympanic membrane
TTM
tensor tympani muscle
C13: HRCT coronal reformat
BI
body of incus
CAC
carotid canal
CAT
cochlea – apical turn
CMT
cochlea – middle turn
EAC
external auditory canal
FNCLS
facial nerve canal – labyrinthine segment
FNCTS
facial nerve canal – tympanic segment
GIPS
groove of the inferior petrosal sinus
IMJ
incudomallear joint
LPE
lateral posterior epitympanum
MF
mandibular fossa
MHE
mandible – head
MLP
malleus – lateral process
MN
malleus – neck
MNE
mandible – neck
MPE
medial posterior epitympanum
POF
petrooccipital fissure
PS
Prussak’s space
SCT
scutum
SQT
squama temporalis
TM
tympanic membrane
TTM
tensor tympani muscle
TTMT
tensor tympani muscle – tendon
C14: HRCT coronal reformat
BI
body of incus
CAC
carotid canal
CAT
cochlea – apical turn
CMT
cochlea – middle turn
EAC
external auditory canal
FNCLS
facial nerve canal – labyrinthine segment
FNCTS
facial nerve canal – tympanic segment
GIPS
groove of the inferior petrosal sinus
LPE
lateral posterior epitympanum
MF
mandibular fossa
MHE
mandible – head
MN
malleus – neck
MNE
mandible neck
MPE
medial posterior epitympanum
POF
petrooccipital fissure
PS
Prussak’s space
SCT
scutum
SQT
squama temporalis
TM
tympanic membrane
TTM
tensor tympani muscle
TTMT
tensor tympani muscle – tendon
C15: HRCT coronal reformat
BI
body of incus
BSL
bony spiral lamina
CAC
carotid canal
CMT
cochlea – middle turn
CP
cochleariform process
EAC
external auditory canal
FNCLS
facial nerve canal – labyrinthine segment
FNCTS
facial nerve canal – tympanic segment
GIPS
groove of the inferior petrosal sinus
IAC
internal auditory canal
ISP
incus – short process
LPE
lateral posterior epitympanum
MF
mandibular fossa
MHE
mandible – head
MN
malleus – neck
MNE
mandible – neck
MPE
medial posterior epitympanum
POF
petrooccipital fissure
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