15.1 Anterior Pituitary Gland

Question 1

Pituitary Adenoma

Answer 1

Benign tumor of the anterior pituitary that can be functional or non-functional

Question 2

What are some of the presentations of non-functional tumors?

Answer 2

Mass effect:

• Bitempora Hemianopsia
• Hypopituitarism
• Headaches

Question 3

What is the most common functional pituitary adenoma?

Answer 3

Prolactinoma

Question 4

What are the signs of a prolactinoma in females?

Answer 4

• Galactorrhea

- Amenorrhea

Question 5

What are the signs of a prolactinoma in males?

Answer 5

• Decreased libido

- Headaches

Question 6

What is the treatment of a prolactinoma?

Answer 6

Dopamine agonists

Question 7

Growth Hormone Adenoma

Answer 7

• Gigantism in children

- Acromegaly in adults

Question 8

What is growth hormone adenoma associated with?

Answer 8

Secondary Diabetes - GH decreases glucose uptake

Question 9

What is the treatment for growth hormone adenoma?

Answer 9

Octreotide

Question 10

Hypopituitarism

Answer 10

Loss of function of the anterior pituitary with the loss of production of hormones

Question 11

What are some of the causes of hypopituitarism?

Answer 11

• Pituitary Adenoma
• Craniopharyngioma
• Sheehan Syndrome
• Empty Sella Syndrome

Question 12

What are some of the symptoms of Sheehan syndrome?

Answer 12

Inability to produce milk and a loss of pubic hair