1What are the standard radiographic views for sinusitis and facial trauma?
walters
caldwell
lateral
2MRI is used to evaluate?
facial tumors
3CT is used for?
sinusitis
facial trauma
4What does the walters view show?
maxillary antrum
ethmoid sinuses
lower margin of sphenoid sinuses
5Do you normally need to do imaging for sinusitis?
no
6When is imaging for sinusitis indicated
surgerical intervention planned
intraorbital or intracranial extension of inflammatory process suspected
7When are you able to see the sphenoids?
age 3
8When are you able to see the frontals?
age 6
9Are children born with their maxillary and ethmoid sinuses?
yes but not always aerated
10Which fracture is most common?
nasal
11Which study is essential to evaluate and tx soft tissues and nerves entrapped by fx fragments?
CT
12Lefort I fracture extends from ___ to ____ and ususally involves ____.
nasal septum to the lateral pyriform rims
inferior nasal septum
13Lefort II fractures involve which bones of the face?
inferior orbital rim
maxilla
nasofrontal suture
lacrimal bones
inferior orbital floor
anterior wall of the maxillary sinus
zygoma
pterygoid plates
14Lefort III fractures are otherwise known as the ___?
craniofacial dissociation
15Lefort III fractures predispose patients to ?
CSF rhinorrhea
16Which walls are likely to be shattered in an orbital blowout fracture?
inferior wall into the maxillary sinus
medial wall into ethmoid sinus
17With an orbital blowout fracture which muscle is likely to be impacted?
inferior rectus muscle causing paralysis of inferior gaze
18What is craniosynostoses?
premature fusion of the cranial suture preventing growth perpendicular to involved suture
19What are thyroglossal cysts?
embryonic developmental abnormality of thyroid
20What are branchial cleft cysts?
prototypical congenital lateral neck masses seen in the bifurcation of the carotid artery anterior to the SCM
21What are lymphangiomas?
developmental vascular malformations in posterolateral neck centered at posterior triangle
22What is the most common tumor of head/neck?
squamous cell carcinoma
23What is the most common malignant pediatric head and neck tumor?
rhabdomyosarcoma
24Soft tissue neck films must be ?
end inspiration film but not swallowing