ANAT 12 Head and Neck imaging Flashcards
Radiography
how is it implemented?
primarily used for?
pros?
cons?
fluoroscopy (aka)
process? similar to? diff how?
used for what?
uses what?
barium swallow
largely replaced by?
used to evaluate?
pros?
cons?
angiography
refers to (full name)
form of?
how image made?
used for?
pros?
cons?
myelography
uses?
need what guidance?
follow up with?
used for?
pros?
cons?
ultrasound
technique does what?
used for?
pros? cons?
Computed tomography
what is it?
radiodensity measured in?
relative to what? based on how much beam is ?
CT term hyperdense=
hypodense=
hounsfield units
level is what?
window is what?
wider vs narrow window?
Hounsfield units
level?
window?
CT used for?
pros?
cons?
CT with and without contrast
non is used in patients with? why?
contrast when?
indicated or not?
contrast
CT contrast is what based?
why? risk of?
MRI contrast is what based?
why? risk of?
tissue that gets brighter with contrast is said to “_______”
this reflects the ______ of the tissue
contrast
what keeps IV contrast out of the brain?
so if enhancement in brain then what?
structures that will enhance with IV contrast?
with or w/o contrast?
CT angiography
rapid?
scanned during?
image is?
CT angiography
Used for?
pros?
cons?
contrast study vs angiogram
differ how?
Magnetic resonance
how does it work?
hyperintense=
hypointense=
Magnetic resonance
used for?
pros?
cons?
T1 vs T2 MRI
CSF-
White matter-
which is good image for anatomy?
T2 Flair
this does what?
removes? enhances?
why?
FLAIR means?
