Maxillofacial Trauma

Question 1

Nasoorbitalethmoidal injury (NOE)

Answer 1

occurs from direct impact to nasal region, can cause injury to ethmoid region; can lose sense of smell from CN 1; “PUG APPEARANCE”

Question 2

Orbital Blowout FX

Answer 2

Can cause global entrapment; restrict eye movement

Question 3

Facial trauma fatal association

Answer 3

Cervical spine injury, airway obstruction, brain injury

Question 4

Hyphema

Answer 4

Accumulation of blood within the anterior chamber of the globe; cause blindness

Question 5

perforated globe

Answer 5

globe rupture that lowers intraocular pressure less than 15

Question 6

CNII

Answer 6

Visual acuity

Question 7

CN III, IV, VI

Answer 7

Extraocular eye movement

Question 8

CN V

Answer 8

facial sensation

Question 9

CN VII

Answer 9

Facial expression symmetry

Question 10

Telecanthus

Answer 10

NOE injury causing eyes to widen due to swelling; distance greater than 45mm

Question 11

loss of tongue control

Answer 11

mandibular fx; can cause airway obstruction

Question 12

tattooing

Answer 12

when debris becomes embedded in the skin; can cause infection such as cellulitis and abscess