Perioperative management Flashcards

1
Q

How much Na and K is required in maintenance fluids?

A

Na 50-100mmol/day - 154 mmol in 1L NaCl 0.9%
K 40-80mmol/day

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2
Q

Which muscle relaxant causes hyperkalaemia?

A

Suxamethonium
It induces generalised muscular contractions and therefore results in hyperkalaemia

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3
Q

Which anaesthetic agent is a depolarising neuromuscular blocking drug?

A

Suxamethonium
(aka succinylcholine)

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4
Q

What is the reversal agent for non-depolarising neuromuscular blocking drugs?

A

Neostigmine

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5
Q

A deficiency in which of the enzyme will result in apnoea and will require prolonged ventillatory support following suxmethonium?

A

pseudocholinesterase

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6
Q

How long prior to surgery should clopidogrel be stopped?

A

5-7 days

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7
Q

Which anaesthetic agent is associated with hepatotoxicity?

A

Halothane

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8
Q

Which organism is mostly likely to colonise on plastic?

A

Staphylococcus epidermidis

  • very difficult to eradicate
  • forms a biofilm which allows it to colonise with other bacteria
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