3. Different x-ray views used in
ophthalmology
• 1)lateral
• 2)caldwell
• 3)waters
• 4)submentovertex
• 5)rhese
4.
5.
6.
7. BONY ORBIT
Superior orbital fissure
• Formed by LWS medially, GWS laterally
• Primay connection orbit and Intracranial
• Contents: CN3, CN4, CN5(V1), CN6, SOV
Editor's Notes
B, Schematic frontal drawing of bony orbit. 1, Frontal process of maxilla; 2, lacrimal groove; 3, lacrimal bone; 4, lamina papyracea; 5, optic canal (foramen); 6, superior orbital fissure; 7, frontal bone; 8, greater wing of the sphenoid; 9, orbital plate of zygomatic bone; 10, inferior orbital fissure; 11, infraorbital groove; 12, zygoma (malar bone); 13, infraorbital foramen; 14, supraorbital foramen.
The pterygoid canal (also vidian canal) is a passage in the skull leading from just anterior to the foramen lacerum in the middle cranial fossa to the pterygopalatine fossa. It transmits the vidian nerve(CN VII) and vidian a. ECA
