Neuropathology US Medical PG Flashcards - Medical Study Cards
Master Neuropathology with OnCourse flashcards. These spaced repetition flashcards are designed for medical students preparing for NEET PG, USMLE Step 1, USMLE Step 2, MBBS exams, and other medical licensing examinations.
Neuropathology Flashcard Deck - 10 Cards
Flashcard 11: How long after ischemic brain injury until glial scarring is evident?
Answer: >2 weeks
Flashcard 12: Charcot-Bouchard microaneurysm
Answer:
Extra: chronic HTN tiny aneurysms in small vessels, especially lenticulostriate vessels of basal ganglia and thalamus
Flashcard 13: hydrocephalus ex vacuo
Answer: brain parenchyma atrophy; appearance of hydrocephalus is secondary
Extra: normal ICP enlarged ventricles, atrophied brain parenchyma
Flashcard 14: noncommunicating hydrocephalus
Answer: structural blockage of ventricular system
Extra: increased ICP unequal enlargement of ventricles; areas distal to blockage appear normal
Flashcard 15: meningioma
Answer:
Extra: seizures, but often asymptomatic tumor near surface of cerebral cortex, often near sagittal sinus, +/- dural attachment spindle cells in whorled pattern; psammoma bodies (calcifications, not pictured)
surgical resection usually benign, amenable to surgery adults arachnoid cells
Flashcard 16: Schwannoma
Answer:
Extra: tumor on CN 8 at cerebellopontine angle S-100+ resection, radiosurgery adults Schwann cell
Flashcard 17: oligodendroglioma
Answer:
Extra: tumor in frontal lobe
chicken-wire capillary pattern
mnemonic: ol-EGG-o-dendroglia
adults
Flashcard 18: pilocytic astrocytoma
Answer:
Extra: well-circumscribed tumor in posterior fossa
GFAP+; eosinophilic, corkscrew Rosenthal fibers
benign, good prognosis children
Flashcard 19: ependymoma
Answer:
Extra: tumor in ventricle, especially 4th ventricle
perivascular pseudorosettes, rod-shaped blepharoplasts
poor children ependymal cell
Flashcard 20: hemangioblastoma
Answer:
Extra: polycythemia cerebellar mass foamy cells, high vascularity children
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