PTH and Regulation of Ca Flashcards
1
Q
What SE occurs in hypercalcemia
A
Decreased QT interval*
Constipation*
CNS depression*
clotting cascade
2
Q
Bone Physiology Cont
A
Bone that is “stressed” has greater deposition—osteoblastic activity is stimulated and the bone is stronger and more dense
3
Q
Osteomalacia
A
poor bone calcification
4
Q
Osteopenia
A
diminished organic bone matrix
5
Q
Manifestations of Hypercalcemia
A
bones, stones, abdominal pain and psychic groans”
6
Q
Symptoms of Hypercalcemia
A
Polydipsia and polyuria
CV: bradycardia, shortening of the QT interval and varying arrhythmias
Muscle weakness
Renal insufficiency
7
Q
Intact PTH
A
normal 10-50 pg/mL
8
Q
Hypocalcemia Sx.
A
Mild: Circumoral parethesias/hyperventilation Myalgias, muscle cramps Fatigue, hyperirritability, anxiety Severe: Tetany/laryngospasm Seizures -Papilledema Myopathy -Hypotension Prolonged QT interval on EKG
