Endo: Surgical Pituitary Tx

Question 1

What differentiates micro v macroadenoma?

What type of symptoms occurs with each?

Answer 1

Microadenoma: less than 1 cm, presents with sx due to hormone oversecretion

Macroadenoma: greater than 1 cm, presents with sx due to mass effect

Question 2

What is the primary tx for prolactinoma?

Answer 2

D2 agonist (bromocriptine, cabergoline)

Question 3

Name 3 symptoms of mass effect

Answer 3

• Cranial nerve palsies
• Headache
• Vision changes

Question 4

What is the role of surgery in the treatment of pituitary tumors?

Answer 4

Tumors are first-line treatment for all pituitary tumors except prolactinoma

Question 5

Pituitary tumors are taken out through the ________ sinus

Answer 5

Pituitary tumors are taken out through the sphenoid sinus

Question 6

Name the cranial nerves and artery within the cavernous sinus

Answer 6

CN 3/4/6 (all eye nerves), CN V1/2

Internal carotid artery