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Endocrine qs > Hyperkalaemia > Flashcards

Hyperkalaemia Flashcards

1
Q

What metabolic picture is hyperK associated with?

A

Metabolic acidosis

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2
Q

What are the causes?

A

AKI

Drugs: K sparing diuretics, ACEi, A2RBs, spirinolactone, ciclosporin, heparin

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3
Q

How does aldosterone impact potassium levels?

A

Aldosterone deficiency/ inhibition = less K excreted in urine = hyperkalaemia

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4
Q

How does it present?

A 
Fast irregular pulse 
Palpitations
Chest pain 
Weakness
Dizziness
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5
Q

What is seen on ECG?

A

Tall-tented T-waves
Small P-waves
Wide QRS
Ventricular fibrillation

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6
Q

How is it mx?

A 
RX cause
If K >6.5 or ECG change = urgent RX
  - Calcium gluconate 
  - IV insulin & glucose
Nebulised salbutamol (polystyrene sulfonate resin)
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Endocrine qs (20 decks)

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