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Condition associated with cafe au lait spots |
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Definition
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what is the most common type of intracranial vascular malformation? |
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Definition
arteriovenous malformation (AVM) |
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Term
An MS plaque is active (or acute) if it enhances on _____ |
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Definition
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which condition features cerebellar tonsil protruding through the foramen magnum? |
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Definition
Arnold-Chiari malformation |
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Term
an enlarged collection of veins is called a |
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Definition
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this condition arises from the membranes covering the brain |
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Definition
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This is the most common brain tumor in adults and usually appears isointense on a T1 weighted image |
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Definition
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A ___________ pulse sequence will demonstrate a stroke shortly after onset of symptoms |
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Definition
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Term
What cranial nerve is involved in the formation of a Schwannoma? |
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Definition
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Term
On a FLAIR pulse sequence, one would expect an MS plaque to appear ______ and the lateral ventricles to appear _____ |
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Definition
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Optic neuritis would demonstrate as a ___________ signal on a T2 weighted image |
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Definition
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Term
What is a common benign, slow-growing tumor of the pituitary gland? |
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Definition
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most common primary brain tumor |
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Definition
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Term
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Definition
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tumor normally arising from the walls of the 4th ventricle primarily in children |
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Definition
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sometimes termed the "silent tumor" |
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Definition
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Definition
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MS is easily detected using the _____________ pulse sequence to better visualize around the ventricular system for small lesions. |
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Definition
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term for involuntary rapid eye movement |
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Definition
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swollen optic nerve causing visual disturbance |
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Definition
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unilateral eye infection similar to conjunctivitis |
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Definition
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Term
What is the main source of artifact when imaging the brachial plexus? |
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Definition
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Term
Where is the brachial plexus located - between ___ and ____ |
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Definition
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Term
If a patient has had a recent head trauma, a ____________ pulse sequence should be completed to rule out a brain bleed. |
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Definition
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What is the best choice of coil to image the upper brachial plexus. |
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Definition
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When scanning the orbit, the axial slices should be parallel to the: |
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Definition
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Term
When scanning a routine brain, the most inferior axial slice should extend just inferior what structure |
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Definition
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Term
In what plane is the brachial plexus is best imaged? |
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Definition
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Term
Which imaging option will reduce flow artifact from the carotid arteries? |
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Definition
inferior and superior SAT bands |
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Term
If chemical saturation techniques are not available for orbit imaging, a ____________ pulse sequence can be used to suppress the fat signal around the optic nerve. |
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Definition
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Term
The pituitary gland is best evaluated in which two planes? |
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Definition
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Term
Where do the nerves of the brachial plexus terminate? |
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Definition
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Term
When imaging the posterior fossa, prescribe slices from the posterior border of the cerebellum to [_____] |
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