Oral Surgery Flashcards
Indications for Extractions (5)
- Unrestorable teeth
- Traumatic position
- Symptomatic partially erupted teeth
- Orthodontic indications
- Interference with construction of dentures
Percentage of dry sockets/osteonecrosis (3)
2-3%
20-30% lower 8s
1/1000 w/bisphosphonates
Spread of infection from upper anteriors (3)
Lip
Nasolabial region
Lower eyelid
Spread of infection from upper laterals
Palate
Uncommon
Spread of infection from upper premolars and molars (4)
Cheek
Infra-temporal region
Maxillary antrum (rare)
Palate (less common)
Spread of infection from lower anteriors (2)
Mental space
Submental space
Spread of infection from lower premolars and molars (5)
Buccal space
Submasseteric space
Sublingual space
Submandibular space
Lateral pharyngeal space
Surgical Management of Infection (3)
Drainage
Removal of source of infection
Antibiotics
When are antibiotics not needed for an infection (3)
Drainage achieved
Source of infection removed
Patient not systemically unwell
NEWS
National Early Warning Score
Hilton technique
Item with two ends inserted into incision and opened to allow drainage
Why is a drain inserted after an incision for infection
To allow complete drainage
Ludwigs Angina (2)
Bilateral cellulitis of the sublingual and submandibular spaces
SIRS most likely
SIRS
Systemic Inflammatory Response Syndrome
Why might pain be worse at night (2)
Prone position
No distraction
Why should you ask how a patient feels when they present with infection
To check for systemic symptoms
Where could there be swelling that is not visible (2)
Submasseteric Space
Common from lower 8s
Causes of mobile teeth (2)
Periodontal disease
Infection for a very very long time
Infection in immunocompromised patients (2)
- May have less severe response but may be very unwell due to medication
- Methotrexate, Steroids
Will you see a radiolucency for an acute dentoalveolar abscess (3)
Probably not
Acute - Fast
Bone not had time to resorb
When should you sensibility test for an abscess
If you are unsure which tooth is causing the infection
Why should you palpate an abscess
To feel where is the most fluctuant
Can an abscess be diagnosed from a radiograph
No, it must be diagnosed clinically
Options for draining an abscess (2)
Incision
Extraction