Fiser ABSITE Ch. 20 Pituitary Flashcards Preview

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Flashcards in Fiser ABSITE Ch. 20 Pituitary Deck (14):
1

What inhibits prolactin secretions?

dopamine

2

What does the posterior pituitary produce?

ADH, Oxytocin

3

What nuclei in the hypothalamus produces ADH? and Oxytocin?

supraoptic, paraventricular

4

What does the anterior pituitary produce?

FSH, LH, ACTH, TSH, prolactin, GH

5

Nonfunctional tumors of the pituitary are almost always what type? what is the tx?

macroadenomas, transsphenoid resection

6

What rx might cause a response in TSH and FSH/LH secreting pituitary tumors?

bromocriptine (dopamine agonist)

7

What is the most common pituitary adenoma?

prolactinoma (mostly microadenomas)

8

Prolactinoma macroadenoma of the pituitary should be resected if hemorrhage, visual loss, CSF leak or if pt wants what?

pregnancy

9

Prolactinoma microadenoma of the pituitary should be resected if ____ unsafe or ineffective (is OK in pregnancy)

bromocriptine

10

Gigantism is a sx of acromegaly. Name 2 more.

HTN, DM

11

Name the acromegaly preoperative rx that inhibits the release of GH.

octreotide

12

How can acromegaly be life-threatening?

cardiac sx (valve dysfunction, cardiomyopathy)

13

Postpartum trouble lactating is usually the 1st sign of what syndrome?

Sheehan's syndrome

14

Craniopharyngioma is a caclified cyst, remnants of what?

Rathke's pouch