Parathyroid Gland Flashcards
1
Q
PTH activates what cell?
A
osteoblasts (which then activate osteoclasts, to break down bone)
2
Q
PTH activates what in the small bowel?
A
vit D (which then increases Ca++ and PO4- absorption)
3
Q
Most common cause of primary hyperparathyroidism?
A
adenoma
4
Q
What does increased urine cAMP indicate?
A
hyperparathyroidism
5
Q
What does increased serum alk phos indicate?
A
increased osteoblastic activity- bone problems
6
Q
Tx primary hyperparathyroidism?
A
remove the adenoma
7
Q
Most common cause 2ndary hyperparathyroidism?
A
renal insufficiency (increased serum phos binds free Ca++, increasing PTH)
8
Q
Syndrome associated with hypoparathyroidism?
A
DiGeorge Syndrome
