HEAD AND NECK BLOCK 2 CT SERIES XRAYS

HEAD AND NECK BLOCK 2: CT SERIES, X-RAYS AND SCANS 2011

CT of Head LABELING BY GIRI SURA (JCESOM CLASS 2012)

SCOUT VIEW FOR ORIENTATION ORBIT NASAL CAVITY PLANE OF SECTION

MEDIAL AND LATERAL PTERYGOID PLATES EXTERNAL AUDITORY MEATUS

Nasal septum ? Ramus of mandible Styloid process Mastoid process Maxillary sinus Lateral pterigoid plate Lateral pterigoid m Medial pterigoid plate Spinal card

Projections that increase surface area called Nasal Conchae = Turbinates

Ramus of mandible Styloid process Mastoid air cells Nasal septum Maxillary sinus Lateral pterigoid plate Lateral pterigoid m Medial pterigoid plate Spinal card

Coronoid process Neck of mandible Styloid process Mastoid air cells Nasal septum Maxillary sinus Lateral pterigoid plate Lateral pterigoid m Medial pterigoid plate Vertebral a Foraman magnum Spinal card

Coronoid process Neck of mandible Mastoid air cells Nasal septum Maxillary sinus Lateral pterigoid plate Lateral pterigoid m Medial pterigoid plate Vertebral a Foraman magnum Spinal cord

Pterygopalatine Fossa Neck of mandible Mastoid air cells Nasal septum Maxillary sinus Lateral pterigoid plate Lateral pterigoid m Medial pterigoid plate Vertebral a Foraman magnum

$LE FORT FRACTURES OF FACE III II I Each of the Le Fort fractures$

LE FORT FRACTURES OF FACE III II I Each of the Le Fort fractures has at least one unique component that is easily recognizable: I, the anterolateral margin of the nasal fossa II, the inferior orbital rim III, the zygomatic arch.

Globe Temporalis m Head of mandible Mastoid air cells Nasal septum Temporomadibular joint External auditory meatus Vertebral a Medulla oblangata Trapezius m

Nasal septum Temporalis m Mastoid air cells External auditory meatus Cerebellar hemisphere Medulla oblongata Trapezius m

Lens Globe Lacrimal gland Temporalis m Mastoid air cells Sigmoid sinus Auditory tube External auditor meatus Cerebellar hemisphere Medulla oblongata Trapezius m

Globe Medial Rectus Temporalis m Mastoid air cells Sigmoid sinus Lacrimal gland Auditory tube Basilar a Cerebellar hemisphere Medulla oblangata Trapezius m

Globe Medial Rectus Temporalis m Mastoid air cells Sigmoid sinus Internal occipital protuberance Trapezius m Lacrimal gland Auditory tube Basilar a Cerebellar hemisphere Medulla oblangata

Frontal sinus Lacrimal gland Crista galli Medial Rectus Temporalis m Temporal lobe Mastoid air cells Sigmoid sinus Internal occipital protuberance Trapezius m Petrous bone Basillar a Cerebellar hemisphere Medulla oblangata

Frontal sinus Lacrimal gland Crista galli Optic nerve Temporalis m Temporal lobe Mastoid air cells Sigmoid sinus Internal occipital protuberance Trapezius m Petrous bone Basillar a Cerebellar hemisphere Medulla oblangata

Frontal sinus Lacrimal gland Crista galli Optic nerve Temporalis m Temporal lobe Mastoid air cells Sigmoid sinus Internal occipital protuberance Trapezius m Petrous bone Pons Cerebellar hemisphere

Optic nerve Temporalis m Temporal lobe Mastoid air cells Sigmoid sinus Internal occipital protuberance Trapezius m Frontal sinus Lacrimal gland Crista galli Nasal septum Petrous bone Pons Cerebellar hemisphere

Frontal sinus Crista galli Temporalis m Temporal lobe Mastoid air cells Sigmoid sinus Internal occipital protuberance Trapezius m Sphenoidal sinus Petrous bone Pons Cerebellar hemisphere

Frontal sinus Crista galli Temporalis m Temporal lobe Mastoid air cells Sigmoid sinus Internal occipital protuberance Sphenoidal sinus Dorsum sellae Pons Cerebellar hemisphere

Frontal sinus Crista galli Temporalis m Temporal lobe Mastoid air cells Sigmoid sinus Internal occipital protuberance Sella tursica Dorsum sellae Pons Cerebellar hemisphere

GROSS ANATOMY/RADIOLOGY LIBRARY: http: //musom. marshall. edu/anatomy/radiology/ Many links to excellent websites for learning and studying Images

6 Lateral view of skull 1. Ramus of mandible 2. Styloid process of temporal bone

PA VIEW OF SKULL Posteroanterior view of skull 1) Nasal septum 2) Mastoid air cells 3) Lambdoid suture (don't confuse with fracture)

AP view of skull Anteroposterior film of skull 1. Transverse process of C 2 2. Ramus of mandible 3. Odontoid process (dens) of C 2

Lateral View of Neck (Note: 2 and 4 are more apparent on original film in lab) 1. Trachea 2. Thyroid cartilage 3. Hyoid bone 4. Epiglottis 5. Body of C 2 6. Dens of C 2 7. Anterior arch of atlas 8. Posterior arch of atlas 9. Spines of C 2

Lateral View of Skull 1. External auditory meatus 2. Mastoid air cells 3. Auricle 4. Calcified pineal body 5. Sella turcica 6. Inner table of skull bone 7. Outer table of skull bone 8. Internal occipital protuberance 9. Sphenoid air sinus 4

CAROTID ANGIOGRAM 1 - Common Carotid Artery 2 - Superior Thyroid Artery 3 - Lingual Artery 4 - Facial Artery 5 - Occipital Artery 6 - Maxillary Artery 7 - Superficial Temporal Artery 8 - Carotid Siphon

CT HORIZONTAL SECTION OF ORBIT 1 - Medial Rectus 2 - Lens 3 - Lateral Rectus 4 - Optic Nerve 5 - Temporalis muscle 5

CT Horizontal Pterygoid Plate All

CT Horizontal Pterygoid Plate Part 1 6 - Lateral Pterygoid Muscle 7 - Neck of Mandible 8 - Coronoid Process of Mandible

CT Horizontal Pterygoid Plate Part 2 1 - Nasal Septum 2 - Maxillary Sinus 3 - Medial Pterygoid Plate 4 - Lateral Pterygoid Plate

CT Horizontal Pterygoid Plate Part 3 5 - Ramus of Mandible

CT Horizontal Pterygoid Plate (three preceding slides) 1 - Nasal Septum 2 - Maxillary Sinus 3 - Medial Pterygoid Plate 4 - Lateral Pterygoid Plate 5 - Ramus of Mandible 6 - Lateral Pterygoid Muscle 7 - Neck of Mandible 8 - Coronoid Process of Mandible

MRA - Magnetic Resonance Angiography - Blood Supply to Head Vertebral Artery Common Carotid Artery Brachiocephalic Trunk Arch of Aorta

MRA - Magnetic Resonance Angiography - Blood Supply to Head - Left side only Vertebral Artery Common Carotid Artery Arch of Aorta Anterior view

MRA - Magnetic Resonance Angiography - Blood Supply to Head - Left side only Rotate to Right

MRA - Magnetic Resonance Angiography - Blood Supply to Head - Left side only Vertebral Artery Common Carotid Artery Arch of Aorta Rotate to Right

Left side only High Mag Occipital Artery Maxillary Artery Facial Artery Internal Carotid Artery Bifurcation Vertebral Artery Lingual Artery External Carotid Artery Common Carotid Artery