- Cranial and Spinal Nerve Overview and Skull Base 193
Ophthalmic
branch
Anterior
clinoid
Optic process
canal
Foramen
ovale
Foramen
rotundum
Superior
orbital fissure
[5(3)]
[5(2)]
[5(1)]
CAVERNOUS
SINUS
Ophthalmic
Internal
carotid artery
Cervical
Petrous
[4]
[3]
[6]
Cavernous
Sphenoid
sinus
Temporal
lobe CAVERNOUS
SINUS
Internal
carotid
art.
Pituitary
body
Sella turcica
of sphenoid bone
Base of the brain
Optic nerves
(Air)
Internal carotid art.
(double-back)
(Venous)
[6]
[3]
[4]
[5(1)]
[5(2)]
[2]
[ ] - indicates cranial nerve #
CAVERNOUS SINUS - CORONAL VIEW
CAVERNOUS SINUS - OBLIQUE VIEW
Anterior
Posterior
Lateral
Medial
Superior
Inferior
Lateral Medial
Superior
Inferior
Lacerum
Clinoid
Communicating
(Suprasellar
cistern)
(Carotid space)
(Carotid canal)
Meckel’s
cave
DRAWING 11-8 Cavernous Sinus