Cavernous Sinus Gross & Applied Anatomy.pptx

Location, relations, structures, tributaries, connections, applied aspects

1. AN 30.3, 30.4 Cavernous Sinus (Cavernous dural venous sinus) Dr. Suresh Managutti MBBS MD Anatomy Associate Professor Department of Anatomy SDM College of Medical Sciences & Hospital, Dharwad

2. Learning objectives At the end of this class students should be able to Locate the cavernous sinus Identify its extent, parts, formation & relations Enumerate the tributaries and connections Know the anatomical basis of cavernous sinus thrombosis & carotido-cavernous fistula

3. Cavernous sinus Dural venous sinus Location- Formation- Extent- Dimensions- Parts Relations Structures embedded Tributaries Connections Factors helping for venous drainage Applied aspects

4. Cranial fossae- floor of cranial cavity

5. Dural folds & dural venous sinuses

6. Dural venous sinuses in the floor of cranial cavity

7. Cavernous sinus- location, extent, parts, relations

8. Cavernous sinus- location, extent, parts, relations

9. Cavernous sinus- parts, structures embedded& relations

10. Floor of cranial cavity showing cavernous sinus and related structures

11. Cavernous sinus- tributaries & connections

12. Cavernous sinus- tributaries & connections – lateral view

13. Cavernous sinus- tributaries & connections –superior view

14. Factors helping venous drainage from cavernous sinus Pulsations of ICA Gravity Position of head

15. Cavernous sinus- applied aspects Cavernous sinus thrombosis- causes, signs & symptoms Carotico-cavernous fistula- causes & , signs & symptoms