unit 3 Flashcards
what pathology presents as a very large brain tumor with irregular (poorly defined) borders, a necrotic core, and surrounding edema
astrocytoma
what type of brain lesion is also called a vestibular schwannoma
acoustic neuroma
what term describes a benign tumor of the vestibulocochlear nerve
acoustic neuroma
what brain tumor often presents in multiples of various sizes and shapes
cerebral metastases
what malignant brain tumor most commonly affects children
meduloblastoma
what describes a pathology that develops from malignant cells that have migrated to the brain from a primary cancer elsewhere in the body
cerebral metastases
malignant (cancerous) primary brain tumor
astrocytoma
what is the most common malignant intracranial tumor
cerebral metastasis
which condition presents in CT and MRI imaging as a solid, brightly enhancing, well defined mass, stemming from the petrous portion of the temporal bone, near the base of the cranium
acoustic neuroma
which condition present in CT and MRI imaging as a “bad of worms”
arterial venous malformation (AVM)
hemorrhagic stroke is a potential side effect of
intracranial hemorrhage
what pathology is a complex web of enlarged arteries and veins
arterial venous malformation (AVM)
what type of brain hemorrhage herniates into the brain with a convex shape
epidural hemorrhage
which pathology is commonly caused by viral infections (such as herpes simplex virus) within the substance of the brain
encephalitis
what term describes an infection of the protective tissues on the surface of the brain
meningitis
what term describes an abnormal reaction walled cavity in the brain filled with CSF
arachnoid cyst
inflammation can present anywhere in the brain, but especially within the temporal lobes
encephalitis
presents as well defined area of puss/necrosis/gas with a thick enhancing wall
cerebral abscess
which conditions present as a non walled infection on the surface of the brian
meningitis
what term refers to an excess of CSF in the brain
hydrocephalus
