Emergency Med Flashcards

1
Q

what is the equation for anion gap?

A

(Na + K) - (Cl + HCO3)

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2
Q

What is a normal anion gap?

A

4-12

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3
Q

What are some causes of a raised anion gap? ie metabolic acidosis

A
MUDPILES
Methanol
Uraemia
DKA
Propylene glycol
Isoniazid, iron
Lactate
Ethylene glycol
Salicylates ie aspirin
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4
Q

what are some causes of metabolic acidosis with normal/decreased anion gap?

A

Diarrhoea (incl. colostomy/ileostomy
RTA
Addisons

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5
Q

What is given for refractory anaphylaxis?

A

IV adrenaline (under expert guidance) + IV fluid bolus are used for the management of refractory anaphylaxis

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6
Q

What is refractory anaphylaxis?

A

respiratory and/or cardiovascular problems persisting despite 2 doses of IM adrenaline

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