Questions & Answers
EKG changes Hyperkalemia Correct Ans-Tall peaked T waves (50% won't have changes
Hyperkalemia management Correct Ans-Time- Kayexalate
>6.5 or cardiac toxic-Insulin 10U & 1 amp D50
Calcium levels are affected by what 3 things? Correct Ans-calcitonin
PTH
Vit D
Calcium normal values Correct Ans-8.5-10.5
Ical normal value Correct Ans-4.5-5.5
Which Ca varies with albumin? Correct Ans-Total Ca
Acidemia does what to Ical? Correct Ans-increases
Corrected Ca formula Correct Ans-measured total Ca + 0.8
, Hypocalcemia- causes Correct Ans-hypoparathyroidism
hypomag
pancreatitis
RF
severe trauma
mx blood transfusions
Hypocalcemia s/sx Correct Ans-hypersx:
Inc. DTR's
muscle cramps
Trousseau's
Chvosteks
**Prolonged QTI
Hypocalcemia- management Correct Ans-check pH (alkalosis)
acute- IV calcium gluconate
chronic-oral supp, Vit D, alum. hydroxide
Hypercalcemia- causes Correct Ans-hyperparathyroidism
Vit D intox
prolonged immobilization
thiazide diuretics