Electrolytes

Question 1

Hypermagnasemia EKG signs?

Answer 1

inc PR, inc QRS, inc QT

Question 2

hypermagnasemia neuro or cardiac manifestations treatment?

Answer 2

calcium gluconate

Question 3

hypomag MC electrolyte disturbance in what population?

Answer 3

alcoholics

Question 4

Hypercalcemia MCC?

Answer 4

malignancy or hyperparathyroidism

Question 5

treatment of hypercalcemia?

Answer 5

volume expansion with bisphosphinate

Question 6

tertiary hyperparathyroidism is from what?

Answer 6

renal dysfunction

Question 7

labs findings in tertiary hyperparathyroidism?

Answer 7

inc PTH, inc Ca, inc Po4, inc ALP

Question 8

cisplatin can cause what electrolyte abnormality?

Answer 8

hypomagnasemia

Question 9

severe hypophasphatemia? treatment? correct what other electrolyte abnormality?

Answer 9

<1, need 48mmol over 6 hours, need to correct calcium first

Question 10

severe hypophosphatemia symptoms?

Answer 10

cardiac arrythmias, platelet dysfunction, neuromuscular weakness

Question 11

when does hypophasphatemia become apparent in alcoholics?

Answer 11

12-24 hours after glucose administration

due to rapid intracellular shift with reversal of acidosis

Question 12

symptoms of severe hypophasphatemia?

Answer 12

weakness, hemolytic anemia, rhabdo, confusion