Flashcards in Quiz 3 Pituitary Deck (15):
#1 cause of hyperpituitarism?
adenoma in ant lobe
most common functional adenoma in pituitary?
most common type of pituitary adenoma?
small round cells with uniformly round nuclei, pink to blue cytoplasm, nests or cords?
pituitary adenoma histology
sudden hemorrhage into an adenoma?
postpartum hypopituitarism due to hem and necrosis?
CSF with no visible pituitary tissue on MRI?
Empty sella syndrome
2 most common hypothalamic suppressor tumors?
gliomas and craniopharyngiomas
oily substance on surface of tumors and in hist findings?
What CA commonly METS to brain?
breast and lung
what are the three types of local mass effect? what do they lead to?
- sellar expansion
- boney erosion
- disruption of the sella
lead to bitemporal hemianopsia
hist of craniopharyngioma
- oily gross and hist
- palisading cells, wet keratinization (waterfall), lemellar (conch) arrangement
what cell increase causes pitituary to grow in pregnancy
What are suprasellar tumors a remnant of?