02 Odontogenic Infections Part 2

Front 1

Fascial spaces are limited by ____

Back 1

fascias

Front 2

Fascial spaces are filled with

Back 2

fat and loose connective tissues

Front 3

Fascial spaces are ____ irrigated

Back 3

poorly

Front 4

Canine space is also known as

Back 4

Infrorbital space

Front 5

Name the muscles superior to Canine space

Back 5

Quadratus labii superioris muscle

Front 6

Name the muscles inferior to Canine space

Back 6

Levator angulis oris

Front 7

Name the muscles lateral to Canine space

Back 7

Quadratus labii superioris muscle

Front 8

Name the muscles deep to Canine space

Back 8

Levator angulis oris muscle,

Front 9

Canine space: causing tooth?

Back 9

upper canine

Front 10

Contents of canine space?

Back 10

infraorbital nerve and vessels

Front 11

Superior to Buccal Space:?

Back 11

Zygomatic arch

Front 12

Inferior to Buccal Space?

Back 12

inferior border of mandible

Front 13

Lateral to Buccal Space

Back 13

Subcutaneous tissue and skin

Front 14

Deep to Buccal Space?

Back 14

Buccinator muscle

Front 15

Contents of Buccal Space?

Back 15

parotid duct
facial artery and vein

Front 16

Causing tooth that infect Buccal Space?

Back 16

upper and lower premolars and molars

Front 17

Infratemporal Space
Superior

Back 17

Base of the skull

Front 18

Infratemporal Space
Inferior

Back 18

Pterygoid muscles

Front 19

Infratemporal Space
Deep

Back 19

Buccinator muscle

Front 20

Infratemporal Space
Lateral

Back 20

Subcutaneous tissue
and skin

Front 21

Contents of Infratemporal Space?

Back 21

Maxillary nerve and artery, pterygoid plexus

Front 22

Tooth causing infection to the infratemporal space?

Back 22

Upper and lower premolars and molars

Front 23

Main causes of Odontogenic Maxillary Sinus Infections?

Back 23

Periapical upper
molar infections
• Fractured root tips
• Dislodged teeth

Front 24

Cavernous sinus thrombosis
Superior

Back 24

Dura mater / temporal lobe

Front 25

Cavernous sinus thrombosis
Inferior

Back 25

Dura mater / skull

Front 26

Cavernous sinus thrombosis
Medial

Back 26

Hypophysis / sphenoid bone

Front 27

Cavernous sinus thrombosis
Contents?

Back 27

Nerves III, IV, V, VI, Internal carotid artery

Front 28

Cavernous sinus thrombosis
Causing tooth?

Back 28

Maxillary teeth (very rare infection)

Front 29

Submental Space
Anterior

Back 29

Mandible

Front 30

Submental Space
Lateral

Back 30

Anterior belly of
digastric muscle

Front 31

Submental Space
Deep

Back 31

Milohyoid muscle

Front 32

Submental Space
Superficial

Back 32

Platisma muscle, skin

Front 33

Submental Space
Contents

Back 33

Submental vessels

Front 34

Submental Space
Causing
tooth

Back 34

Lower incisors and canines

Front 35

Submandibular Space
Superior

Back 35

Inferior border of
mandible

Front 36

Submandibular Space
Inferior

Back 36

Digastric muscle and
tendon

Front 37

Submandibular Space
Lateral

Back 37

Platysma, cervical fascia, skin

Front 38

Submandibular Space
Medial / Deep

Back 38

Milohyoid, hyoglossus
muscles, pharynx

Front 39

Submandibular Space
Contents

Back 39

Submandibular gland,
facial artery and vein

Front 40

Submandibular Space
Causing
tooth

Back 40

Lower molars

Front 41

Sublingual Space
Superior

Back 41

Floor of mouth

Front 42

Sublingual Space
Lingual

Back 42

Mylohyoid muscle

Front 43

Sublingual Space
Lateral

Back 43

Mandible

Front 44

Sublingual Space
Medial

Back 44

Muscles of tongue

Front 45

Sublingual Space
Contents

Back 45

Sublingual gland, subm.
duct, lingual nerve

Front 46

Sublingual Space
Causing tooth

Back 46

Lower premolars and
molars

Front 47

Ludwig’s Angina
Spaces involved?

Back 47

• Submentual
• Sublingual
• Submandibular

Front 48

Ludwig’s Angina

Unilateral or bilateral?

Back 48

Bilateral

Front 49

Deep Cervical Space Infections involve which spaces

Back 49

✓Lateral Pharyngeal
✓Retropharyngeal
✓Pretracheal

Front 50

Lateral Pharyngeal Space Infection

Symptoms?

Back 50

✓Difficulty breathing!
✓Difficulty swallowing

Front 51

Lateral Pharyngeal Space
Superior

Back 51

Base of skull

Front 52

Lateral Pharyngeal Space
Inferior

Back 52

Hyoid bone

Front 53

Lateral Pharyngeal Space
Lateral

Back 53

Medial pterygoid muscle

Front 54

Lateral Pharyngeal Space
Medial

Back 54

Muscles of pharynx

Front 55

Lateral Pharyngeal Space
Contents

Back 55

Carotid artery, IJ vein, vagus nerve

Front 56

Lateral Pharyngeal Space
Causing infection?

Back 56

Lower third molars, tonsils, other spaces

Front 57

Retropharyngeal Space
superior

Back 57

base of skull

Front 58

Retropharyngeal Space
inferior

Back 58

Fusion of alar and prevertebral
fascia (C6-T4)

Front 59

Retropharyngeal Space
lateral

Back 59

Lateral pharyngeal space,
carotid sheath

Front 60

Retropharyngeal Space
anterior

Back 60

muscles of pharynx

Front 61

Retropharyngeal Space
posterior

Back 61

alar fascia, prevertebral space

Front 62

Retropharyngeal Space
cause of infection

Back 62

lateral pharyngeal space

Front 63

Prevertebral space AKA?

Back 63

Danger space

Front 64

Prevertebral space
superior

Back 64

base of skull

Front 65

Prevertebral space
inferior

Back 65

diaphragm

Front 66

Prevertebral space
lateral

Back 66

Lateral pharyngeal space,
carotid sheath

Front 67

Prevertebral space
anterior

Back 67

alar fascia, mediastinum

Front 68

Prevertebral space
posterior

Back 68

vertebrae

Front 69

Prevertebral space
cause of infection

Back 69

retropharyngeal space

Front 70

label

Back 70

a prevertebral space
b retropharyngeal space

Front 71

Osteomyelitis
Location?

Back 71

Mandible

Front 72

Osteomyelitis
causes?

Back 72

odontogenic ifnections
Fracture of the mandible

Front 73

Osteomyelitis
which antibiotic? how long?

Back 73

Clindamycin
for 4 weeks

Front 74

Osteomyelitis which bacteria?

Back 74

bacterial species of odontogenic infections

Front 75

ACtinomycosis
which bacteria?

Back 75

Anaerobic G- rod - Actinomyces israelli

Front 76

Actinomycosis
describe how it spreads

Back 76

erodes through soft tissues
no respect for anatomical barriers

Front 77

Actinomycosis
Drainage liquid with ____ ____

Back 77

"sulfur granulus"

Front 78

Actinomycosis

recurrency?

Back 78

high

Front 79

Candidiasis

causing agent?

Back 79

Candida albicans

Front 80

Candidiasis

causes?

Back 80

Immunosuppression
Long term use of antibiotics

Front 81

Candidiasis

Forms?

Back 81

Pseudomembranous
Erythromatous
Angular cheilitis

Front 82

Candidiasis

Treatment?

Back 82

Nystatin
Clotrimazole

Front 83

Necrotizing fasciitis AKA?

Back 83

Flesh eating disease

Front 84

Necrotizing fasciitis

cause?

Back 84

Immunosuppression
MARSA (Methicillin resistant
Staphylococcus aureus)