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By Dr Nudrat Nawaid
Objectives <ul><ul><ul><ul><li>Part 1 </li></ul></ul></ul></ul><ul><ul><ul><ul><li>* Meninges of brain there blood supply ...
<ul><li>Part 1 </li></ul><ul><li>Meninges </li></ul><ul><li>Three meninges </li></ul><ul><li>Two spaces </li></ul><ul><li>...
Part 1 Meninges
 
Spaces Between the meninges 1)Sub dural space 2)Sub arachnoid space
Subdural and subarachnoid space  contd…… cortex
Endosteal layer Meningeal layer
Innermost   layer Innermost layer
 
 
 
Meningeal layer sends inward four septa which devide the cranial cavity Dural septa
 
Falx cerebri
Falx cerebelli
 
 
Nerve supply and blood supply of duramater
<ul><li>Part 2 </li></ul><ul><li>Intracranial hemorrhage </li></ul>
Intra cranial hemorrhage
<ul><ul><ul><ul><li>Part 3 </li></ul></ul></ul></ul><ul><li>  Dural venous sinuses </li></ul>
Dural venous sinuses <ul><li>Superior sagittal sinus </li></ul><ul><li>2) Inferior sagittal sinus </li></ul><ul><li>3) Str...
1)Superior sagittal sinus 2) Inferior sagittal sinus 3) Straight sinus 6) Occipital sinus 7) Superior petrosal sinus 8) In...
Dural venous sinuses Cavernous sinus
 
 
Contents of cavernous sinus *  Cranial nerves III IV V 1 V 2 VI Internal carotid artery
 
Communications of cavernous sinus Anteriorly Superior ophthalmic vein Inferior ophthalmic vein Posteriorly Superior petros...
 
Tributaries of cavernous sinus <ul><li>Superior ophthalmic vein </li></ul><ul><li>Inferior ophthalmic vein </li></ul><ul><...
<ul><li>THANK YOU </li></ul>
 
 
 
Dural venous sinuses <ul><li>Superior sagittal sinus </li></ul><ul><li>2) Inferior sagittal sinus </li></ul><ul><li>3) Str...
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Dural venous sinuses
 
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Transcript of "Presentation1.ppt on menengies finalised"

  1. 1. By Dr Nudrat Nawaid
  2. 2. Objectives <ul><ul><ul><ul><li>Part 1 </li></ul></ul></ul></ul><ul><ul><ul><ul><li>* Meninges of brain there blood supply and nerve supply </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Part 2 </li></ul></ul></ul></ul><ul><li> * Intracranial hemorrhage </li></ul><ul><ul><ul><ul><li>Part 3 </li></ul></ul></ul></ul><ul><li> * Dural venous sinuses </li></ul>
  3. 3. <ul><li>Part 1 </li></ul><ul><li>Meninges </li></ul><ul><li>Three meninges </li></ul><ul><li>Two spaces </li></ul><ul><li>Four dural septa </li></ul><ul><li>Nerve supply and blood supply of duramater </li></ul>
  4. 4. Part 1 Meninges
  5. 6. Spaces Between the meninges 1)Sub dural space 2)Sub arachnoid space
  6. 7. Subdural and subarachnoid space contd…… cortex
  7. 8. Endosteal layer Meningeal layer
  8. 9. Innermost layer Innermost layer
  9. 13. Meningeal layer sends inward four septa which devide the cranial cavity Dural septa
  10. 15. Falx cerebri
  11. 16. Falx cerebelli
  12. 19. Nerve supply and blood supply of duramater
  13. 20. <ul><li>Part 2 </li></ul><ul><li>Intracranial hemorrhage </li></ul>
  14. 21. Intra cranial hemorrhage
  15. 22. <ul><ul><ul><ul><li>Part 3 </li></ul></ul></ul></ul><ul><li> Dural venous sinuses </li></ul>
  16. 23. Dural venous sinuses <ul><li>Superior sagittal sinus </li></ul><ul><li>2) Inferior sagittal sinus </li></ul><ul><li>3) Straight sinus </li></ul><ul><li>4) Transverse sinus </li></ul><ul><li>5) Sigmoid sinus </li></ul><ul><li>6) Occipital sinus </li></ul><ul><li>7) Superior petrosal sinus </li></ul><ul><li>8) Inferior petrosal sinus </li></ul><ul><li>9) Cavernous sinus </li></ul>
  17. 24. 1)Superior sagittal sinus 2) Inferior sagittal sinus 3) Straight sinus 6) Occipital sinus 7) Superior petrosal sinus 8) Inferior petrosal sinus 9) Cavernous sinus Dural venous sinuses 4) Transverse sinus 5) Sigmoid sinus
  18. 25. Dural venous sinuses Cavernous sinus
  19. 28. Contents of cavernous sinus * Cranial nerves III IV V 1 V 2 VI Internal carotid artery
  20. 30. Communications of cavernous sinus Anteriorly Superior ophthalmic vein Inferior ophthalmic vein Posteriorly Superior petrosal sinus inferior petrosal sinus Inferiorly Pterygoid venous plexus Two cavernous sinuses communicate with each other through Anterior intercavernous sinus Posterior intercavernous sinus
  21. 32. Tributaries of cavernous sinus <ul><li>Superior ophthalmic vein </li></ul><ul><li>Inferior ophthalmic vein </li></ul><ul><li>Inferior cerebral vein </li></ul><ul><li>Sphenoparital sinus </li></ul><ul><li>Central vein of retina </li></ul>
  22. 33. <ul><li>THANK YOU </li></ul>
  23. 37. Dural venous sinuses <ul><li>Superior sagittal sinus </li></ul><ul><li>2) Inferior sagittal sinus </li></ul><ul><li>3) Straight sinus </li></ul><ul><li>4) Transverse sinus </li></ul><ul><li>5) Sigmoid sinus </li></ul><ul><li>6) Superior petrosal sinus </li></ul><ul><li>7) Inferior petrosal sinus </li></ul><ul><li>8) Cavernous sinus </li></ul>
  24. 52. Dural venous sinuses
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