Serotonin Syndrome Flashcards

1
Q

What causes serotonin syndrome?

A

The use of multiple medications that increase the amount of serotonin at the synaptic cleft

eg
SSRI's + TCA
SSRI's + MAOi
SSRI's + lithium
SSRI + Clomipramine
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2
Q

How does SS present?

A

Cardio: Tachycardia, sweating, increase or decreased BP, flushing
Neurology: Tremor, hyperreflexia, myoclonus, delirium, seizures
Gastro: Nausea, vomiting, diarrhoea, abdo pain

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3
Q

How do you differentiate NMS from SS?

A

History: Which agents they’ve taken
Examination: NMS has hyporeflexia and cogwheeling/lead pipe rigidity whereas SS has hyperreflexia and clonus

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4
Q

What is clonus?

A

Involuntary, rhythmic muscular contractions and relaxations

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5
Q

What are the treatment of SS?

A

Crypohepatine
Clompromazine
Propranolol

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