Pterygopalatine Fossa Connections Krishnakumar Thankappan скачать в хорошем качестве

Pterygopalatine Fossa Connections Krishnakumar Thankappan

This is video demonstrating the connections of the pterygopalatine fossa on skull model and CT images, axial and coronal views. This is important in skull base surgery. #neck #headandneck #headandneckanatomy #headandneckcancer #oralcancer #skull #skullbasesurgery #sinuses Pterygoplatine fossa Inverted pyramidal shaped space Between the posterior surface of the maxilla and the pterygoid process of the sphenoid bone Contents Fat Pterygopalatine ganglion Branches of the Maxillary nerve (V2) Zygomatic nerve Posterior superior alveolar nerve Infraorbital nerve Nasopalatine nerves Greater and lesser palatine nerves Pterygopalatine nerves (suspending the ganglion) Branches of the maxillary artery Descending palatine A Sphenopalatine A Infraorbital A Posterior Superior Alveolar A Foramina and Communications Orbit Nasal cavity Oral cavity Middle cranial fossa and Infra-temporal fossa Communications Pterygomaxillary fissure: Laterally Communicates with the infratemporal fossa Foramen rotundum: Posteriorly communicates with the Middle cranial fossa Pterygoid canal (Vidian canal): Posteriorly communicates with the foramen lacerum (runs through the pterygoid plate) Pharyngeal canal: Communicates with nasopharynx Inferior orbital fissure: Superiorly communicates with the orbit Greater and lesser palatine canal: Inferiorly communicates with the oral cavity Sphenopalatine foramen: Medially communicates with the nasal cavity