Radiology And Endoscopy Flashcards
(52 cards)
View taken when patient’s chin is lifted, causing sphenoid to be displaced inferiorly
Caldwell’s view
Structures which overlap in skull ap view
Wings of sphenoid and orbit
Case when caldwell’s view should never be used
When patient has cervical injury
Recommended imaging for trauma cases in orbit
Caldwell view
Recommended imaging for blow out fracture in floor of orbit
Ct scan
Recommended imaging for suspected soft tissue damage in head and neck
Mri
Imaging where contrast material is injected through the lacrimal canaliculi to view lacrimal ducts
Dacryocystogram
Common manifestation of abnormalities in CT scan image
Assymmetry of left and right
Recommended imaging technique for paranasal sinuses
Ct scan
Number of xray views required for paranasal sinus series
3
Best xray view for orbit, frontal, and ethmoid sinus
Caldwell view
Best view for sphenoid and frontal sinus
Lateral
Xray view where all four sinuses are clearly seen by hyperextension of neck
Water’s view
Xray view which can diagnose acute sinusitis
Water’s view
Best ct scan view for oaranasal sinuses
Coronal view
How do you test for sinusitis vs rhinitis in a patient with colds or high amount of mucous
Bend head down between knees. Sinusitis if painful, rhinitis if not painful
Structure which looks like a 36B sized breast in a CT scan
Nasopharynx
Most common facial fracture
Nasal bone fracture
Used to fix clean nasal fractures
Nasal speculum
Used to fix severe fractures
Rhinoplasty
Why can you not operate on nasal fractures immediately?
You need to wait for swelling to subside to see patients normal appearance
Imaging technique recommended for nasal fracture
Ct scan, only when everything is swollen and painful to palpate. Waters if patient cannot afford. Otherwise, no image needed.
Number of views needed to xray mastoid
2
Xray view where patient lies down with neck flexed so that occiput is lying flat on xray plate
Towne’s view
