Potassium Flashcards by Robert Castiglia

Q

Pseudohyperkalemia causes?

A

marked leukocytosis or thrombocytosis

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Q

common causes of Hyperkalemia?

A

Type IV RTA, renal failure, K sparing diuretic

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Q

how to remove k from body?

A

cation exchange resin- sodium polysterene(Kayexalate)

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Q

high urine K and high serum K

A

extra renal

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Q

Low urine K and high serum K

A

renal or low aldo

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Q

how much with 40 meq of IV K increase serum K?

A

.5-.6 meq

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Q

hypokalemia EKG findings?

A

ST depression, U wave, shallow T wave

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Q

hypokalemia can lead to what hemodynamicslly

A

hypertension via sodium reabsorption

cardiac arrythmias

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Q

causes of hypokalemia?

A

thiazide diuretics

vomiting

RTA

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