Neurocranium Dr Kroly Altdorfer Potential spaces of the Slides: 32 Download presentation Neurocranium Dr. Károly Altdorfer Potential spaces of the meninges Epidural and subdural spaces Internal base of skull • Ant. cranial fossa • Middle cranial fossa • Post. cranial fossa ANTERIOR CRANIAL FOSSA 1 1 Ant. ethmoidal foramen Ant. clinoid proc. Post. clinoid proc. (Dorsum sellae) Ant. petroclinoideal fold Tentorium cerebelli Post. petroclinoideal fold for. ovale: CN V/3 plexus venosus of for. ovale for. ovale for. rotundum: CN V/2 POSTERIOR CRANIAL FOSSA Post. cranial fossa: cerebellum T 2 MRI 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. Calvaria Spatium subdurale et subarachnoidale V. corticalis Gyrus frontalis med. Lobulus paracentralis Gyrus cinguli Sulcus cinguli Precuneus Genu corporis callosi Truncus corporis callosi Sinus frontalis 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. Rostrum corporis callosi Ventriculus lat. Fornix A. cerebri ant. Thalamus Splenium corporis callosi Sulcus parieto-occipitalis Sinus sphenoidalis Hypophysis et sella turcica Chiasma opticum, cisterna suprasellaris Fossa interpeduncularis 23. 24. 25. 26. 27. 28. 29. 30. 31. 32. 33. 34. Tectum mesencephali Tentorium cerebelli Fissura calcarina A. basilaris Pons Ventriculus quartus Cuneus Medulla oblongata Vermis cerebelli (arbor vitae) Confluens sinuum Cisterna cerebellomedullaris (c. magna) Medulla spinalis MRI 1. 2. 3. 4. 5. 6. 7. 8. 9. Calvaria Spatium subdurale et subarachnoidale Lobus frontalis Fissura longitudinalis et falx cerebri Corpus callosum Cornu ant. vetriculi lat. Septum pellucidum Operculum frontale Fissura lateralis (Sylvii) 10. 11. 12. 13. 14. 15. 16. 17. 18. Insula Operculum temporale Rostrum corporis callosi Chiasma opticum/cisterna suprasellaris Proc. clinoideus ant. Lobus temporalis Gl. pituitaria in sella turcica A. carotis int. (pars intracavernosa) A. carotis int. (canalis et sulcus caroticus) Os temporale, Pars petrosa, CT 1. Caput mandibulae 2. Foramen spinosum 3. Tuba auditiva 4. Sinus sphenoidalis 5. Cavum nasi 6. Cavum tympani 7. Malleus 8. Incus 9. Vestibulum 10. Cochlea 11. Meatus acusticus int. 12. Cellulae mastoideae 13. Canalis semicircularis lat. 14. Canalis semicircularis post. Pathology Craniopharyngeoma Pathology T 2