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M-1 RADIOLOGY Head and Neck. OBJECTIVES. Skull anatomy Orbit anatomy Sinus anatomy Vascular anatomy Neck anatomy Clinical cases. CONJOINED TWINS. CASE HISTORIES: Facial pain Trauma to orbit Epistaxsis Allergic reaction Bruit heard in neck Neck mass inferiorly Hoarseness

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Presentation Transcript
slide1

M-1

RADIOLOGY

Head and Neck

objectives
OBJECTIVES
  • Skull anatomy
  • Orbit anatomy
  • Sinus anatomy
  • Vascular anatomy
  • Neck anatomy
  • Clinical cases
slide9

CASE HISTORIES:

  • Facial pain
  • Trauma to orbit
  • Epistaxsis
  • Allergic reaction
  • Bruit heard in neck
  • Neck mass inferiorly
  • Hoarseness
  • Blurred vision
slide10

SINUSES

PA view

Nasal Septum

Frontal Sinus

Maxillary Sinus

Ethmoid Sinus

Inferior Turbinate

Odontoid process

Superior orbital fissure

2

7

4

3

1

5

6

slide11

AP WATERS VIEW

SINUSES

1. Frontal sinus

2. Ethmoid Sinus

3. Nasal Septum (bony)

4. Zygomatical-Frontal Suture

5. Maxillary Sinus

6. Zygoma

7. Zygomatic Arch

8. Mandible

9. Inferior orbital margin

10. Left orbit

1

10

2

4

5

3

6

9

7

8

slide12

1. Frontal Sinus

2. Maxillary Sinus

3. Ethmoid Sinus

4. Spenoid Sinus

5. Sella Turcica

6. Occipital Bone

7. Mastoid Air Cells

8. Floor of posterior fossa

9. Anterior arch of C-1

10. Mandible

11.Coronal Suture

11

1

3

5

7

2

4

6

9

8

10

Lateral Sinus & Skull

slide13

SKULL

Townes view

1. Parietal bone

2. Lambdoid suture

3. Foramen magnum

4. Petrous temporal bone

5. Mandible

6. Mastoid air cells

1

1

2

3

4

6

5

slide14

1. Lat. & Med. ptyergoid plate

  • 2. Ethmoid Sinus
  • 3. Odontoid Process
  • 4. Sphenoid Sinus
  • 5. Foramen ovale
  • 6. Maxillary Sinus
  • 7. Mastoid air cells
  • 8. Ant arch of C-1
  • 9. Margin of foramen magnum
  • 10. Ext. auditory canal

6

2

1

5

4

10

8

3

7

9

BASE OF SKULL

slide15

CAROTID CANAL

JUGULAR FORAMEN

CT SKULL BASE

slide16

MANDIBULAR

CONDYLE

MASTOID AIR CELLS

CT SKULL BASE

slide17

ZYGOMATIC ARCH

EXTERNAL

AUDITORY CANAL

CT SKULL BASE

slide18

FORAMEN OVALE

FORAMEN SPINOSUM

CT SKULL BASE

slide19

AIRWAY

  • Calcified tracheal cartilage rings
  • Hyoid bone
  • Epiglottis
  • Thyroid cartilage
  • Cricoid cartilage

3

2

5

4

1

slide20

3

  • LATERAL NECK
  • Hard pallate
  • Soft pallate
  • Nasopharynx
  • Oropharynx

1

2

4

slide21

1

2

SWALLOWING STUDY

4

3

slide22

ARTERIOGRAM

  • Internal Carotid Artery
  • Intracranial Carotid
  • Maxillary Artery
  • Occipital Artery
  • External Carotid Artery
  • Common Carotid Artery
  • Facial Artery

2

3

4

7

1

5

6

slide24

CT- SINUS

AXIAL VIEW

1. Frontal Sinus

1

slide25

CT- SINUS

AXIAL VIEW

1. Ethmoid Sinus

2. Sphenoid Sinus

3. Carotid canal

1

2

3

slide26

CT- SINUS

AXIAL VIEW

  • Maxillary Sinus
  • Med. & Lat. Pterygoid plate
  • Nasopharynx
  • Nasal septum
  • Inferior turbinate

1

4

5

2

3

slide27

CT- SINUS

AXIAL VIEW

1

  • Maxillary Sinus
  • Hard Palate
  • Mandible
  • Masseter muscle

2

4

4

3

3

slide28

CT- SINUS

CORONAL VIEW

  • Fronto-nasal suture
  • Frontal sinus
  • Nasal bones

2

1

3

slide29

CT- SINUS

CORONAL VIEW

1

1. Ethmoid sinus

2. Inferior turbinate

3. Middle turbinate

3

2

slide30

CT- SINUS

CORONAL VIEW

  • Maxillary sinus
  • Nasal Septum

1

2

slide31

CT- SINUS

CORONAL VIEW

1

  • Sphenoid sinus
  • Hard Palatte

2

slide32

CT ORBIT

AXIAL SCAN

  • Retrorbital fat
  • Medial rectus
  • Lens
  • Lateral rectus
  • Optic nerve

2

1

4

3

5

slide33

LT

MAXILLARY SINUSES

ZYGOMA

SCAN LEVEL

ZYGOMA

SPHENOID

SINUS

slide34

MANDIBULAR

CONDYLE

MAXILLA

LT

SCAN LEVEL

EXTERNAL

AUDITORY

MEATUS

NASOPHARNYX

MASTOIDS

slide35

MANDIBLE

LT

MASSETER

MUSCLE

MASSETER

MUSCLE

SCAN LEVEL

PTERYGOID

MUSCLES

PAROTID

GLAND

slide36

LT

SUBMANDIBULAR

GLAND

SCAN LEVEL

EPIGLOTTIS

STERNOCLEIOMASTOID

MUSCLE

SUBCUTANEOUS

FAT

slide37

LT

HYOID BONE

SCAN LEVEL

VALLECULA

PRYIFORM SINUS

JUGULAR

VEIN

JUGULAR

VEIN

COMMON CAROTID

ARTERIES

slide38

LT

STERNOCLEIDOMASTOID

MUSCLE

SCAN LEVEL

THYROID CARTILAGE

VOCAL CORD

slide39

LT

THYROID CARTILAGE

SCAN LEVEL

COMMON CAROTID

ARTERY

CRICOID

CARTILAGE

JUGULAR

VEIN

slide40

LT

SCAN LEVEL

THYROID

GLAND

CLAVICLE

CLAVICLE

FAT

FAT

ESOPHAGUS

TRACHEA

slide41

CASE HISTORIES:

  • Facial pain
  • Trauma to orbit
  • Epistaxsis
  • Allergic reaction
  • Bruit heard in neck
  • Neck mass inferiorly
  • Hoarseness
  • Blurred vision
slide42

FACIAL PAIN

AND

NASAL CONGESTION

slide44

CT SINUS

AXIAL SCAN

slide45

CT SINUS

CORONAL

SCAN

slide46

CT SINUS

AXIAL SCAN

slide49

CT FACIAL

CORONAL SCAN

slide50
TRIPOD FRACTURE
  • Zygomatic-frontal suture
  • Zygomatic arch
  • Maxillary sinus wall
slide63

THYROID

SCAN

Nuclear Medicine

slide64

THYROID SCAN

Nuclear Medicine

slide74

VISUAL FIELD DEFECT

BLURRED VISION

slide75

Normal skull

Normal Sella

slide76

Normal

Sella Mass

slide79

MALLEUS

INCUS

MIDDLE EAR OSSICLES

CAROTID CANAL

CT SKULL BASE

slide80

CAROTID CANAL

OSSICLES

MALLEUS

INCUS

IAC

INTERNAL AUDITORY CANAL

CT SKULL BASE