Neuro: Imaging Flashcards
EEG shows:
Focal discharges/spikes c/w focal problem
tumor/infarct/scar tissue
EEG shows:
Generalized changes/slowing c/w metabolic disorders
encephalopathy
anoxia
EMG and NC differentiates between…
muscle vs neurologic d/o
EMG shows fatigability…
MG
The below conditions indicate which test…
Alcoholic neuropathy Amyotrophic lateral sclerosis (ALS) Brachial plexopathy Carpal tunnel syndrome Cervical spondylosis Denervation Guillain Barre Muscular dystrophy Myasthenia gravis Myopathy Nerve dysfunction Peripheral neuropathy Polymyositis
EMG
NC exam is performed in conjuction with…
EMG
Which test differentiates between LMN d/o and peripheral neuropathy?
NC
which imaging is indicated?
Trauma Stroke Hydrocephalus Suspicious headaches Altered mental status
CT
which imaging is indicated?
• Loss of consciousness • Persistent neurologic dysfunction • Persistent vomiting • GCS < 8 or deteriorating • Retrograde or antegrade amnesia • Post traumatic seizures
CT
which CT is mandatory to r/o hemorrhagic stroke prior to TPA
non-contrast
Indications ◦ Tumors ◦ Vascular disease ◦ Inflammation/infection ◦ Multiple sclerosis ◦ Degenerative disease (spinal cord)
MRI
which imaging technique is better for pathology?
T1 or T2?
T2
CSF appears ___ on T2
white
study of choice for brain tumors
MRI with gladolinium
most sensitive test when
you suspect an acute ischemic stroke of the
brain and/or spinal cord.
Diffusion MR
