Session 5 part 1 Flashcards
how an epidural hematoma looks on CT and the vessel responsible
Biconvex/lentiform that does NOT cross suture lines
Middle meningeal a.
how a subdural hematoma looks on CT and the vessel responsible
Crescent/wedge that DOES cross suture lines
Bridging vv.
Worst headache of my life
Sub arachnoid
Triad for Increased ICP
Bradycardia
Hypertension
Cheyne-Stokes
The cranial nerve most frequently affected by increased ICP And the clinical outcome
CN III (Down and out) Fixed, dilated pupil
A glioblastoma multiforme Crosses through what structure to become bilateral
Corpus callosum
Five clinical features of a prolactinoma
Bilateral gynecomastia Impotence Amenorrhea Galactorrhea Bitemporal hemianopsia
First line treatment for prolactinoma
Bromocriptine: D2 agonist
Triad for normal pressure hydrocephalus and the underlying pathology
Wet: urinary incontinence
Wacky: dementia
Wobbly: ataxia
Decreased CSF absorption across arachnoid villi
The population most at risk for pseudotumor cerebri and the CT findings
Young, obese females
No ventricular dilation (May even be shrunken)
Most common cause for aneurysm
Atherosclerosis
Imaging to diagnose aortic aneurysm versus imaging to determine size
Diagnose: ultrasound
Size: CT
Beyond what size is surgery recommended for a AAA
5 cm
Method used to first diagnose an aortic dissection
Transesophageal ultrasound
Difference between wet and dry gangrene
Wet: superimposed infection of necrotic tissue
Dry: necrosis without signs of active infection
