Hyper/Hypo Calcemia Flashcards
1
Q
Hypercalcemia
Causes?
A
HyperPTH
Bone malignancy
Drugs - Thiazides
Excess Ca2+ intake
Dehydration
2
Q
Hypercalcemia
What’s seen on ECG?
A
Short QT
3
Q
Hypercalcemia
Sx?
A
Bones, groans, stones and psychedelic moans
4
Q
Hypercalcemia
Describe muscle tone?
A
Low muscle tone + contractions
Ca2+ inhibits fast Na+ influx
5
Q
Hypercalcemia
PTH levels? Except in?
A
Low PTH (Negative feedback)
Except in hyper PTH
6
Q
Hypocalcemia
Causes?
A
CKD
Severe Vit D deficiency
HypoPTH
Drugs - bisphosphonates, calcitonin
acute pancreatitis
7
Q
Hypocalcemia
ECG?
A
Long QT
8
Q
Hypocalcemia
Sx? and Signs?
A
CATs go numb
Chvostek
Trousseaus
9
Q
Hypocalcemia
Muscle tone ?
A
High muscle tone and contractions
10
Q
Hypocalcemia
PTH? Except in?
A
PTH always high except in hypoPTH
