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Anatomy

Anatomy . The lateral wall of nose:Maxillary boneEthmoid boneEsphenoid boneInferior turbinateLacrimal bonePalatine bone. Turbinates. . Lamella. . Uncinate process. . Uncinate process. . . . . . . . . . . . . . . . . . . . . . . Ostiomeatal complex : OMC. Anterior ethmoid middle meatus complexBulla ethmoidalisLamina papyraceaUncinate processFovea ethmoidalisBasal lamella.

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Anatomy

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    2. Anatomy The lateral wall of nose: Maxillary bone Ethmoid bone Esphenoid bone Inferior turbinate Lacrimal bone Palatine bone

    3. Turbinates

    4. Lamella

    5. Uncinate process

    6. Uncinate process

    8. Ostiomeatal complex : OMC Anterior ethmoid middle meatus complex Bulla ethmoidalis Lamina papyracea Uncinate process Fovea ethmoidalis Basal lamella

    9. Ostiomeatal complex : OMC

    10. Ostiomeatal complex : OMC Bulla ethmoidalis Hiatus semilunaris inferior Infundibulum Frontal recess & Frontal ostium Maxillary ostium

    11. Ostiomeatal complex : OMC Bulla ethmoidalis Hiatus semilunaris superior Lateral sinus Retro-bullar recess Supra-bullar recess

    13. Maxillary ostium

    14. Frontal recess

    17. Landmarks in FESS

    18. Skull base: anterior ethmoids & AEA Crista galli Septum Cribriform plate Middle turbinate Lateral lamella Fovea ethmoidalis

    19. Middle turbinate, basal lamella Part Site Direction Attachment 1st part (anterior) Vertical Skull base 2nd part (middle) Oblique Lamina papyracea 3rd part (posterior) Transverse Perpendicular plate of palatine bone

    20. Middle turbinate, basal lamella

    23. Basal lamella and ethmoids

    24. Sphenoid sinus Optic nerve Carotid artery Sella tursica Maxillary nerve Vidian nerve

    28. II- Boundaries ‘Limits’ Orbit Lamina papyracea Cranial cavity Fovea ethmoidalis Cribriform plate Sphenoid

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