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Home Criteria Psychiatry Diagnostic Criteria for Serotonin Syndrome (SS)


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Diagnostic Criteria for Serotonin Syndrome (SS) Print E-mail
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Written by G. Firman MD   
Tuesday, 23 September 2014 11:36

 

Serotonin syndrome is a potentially life-threatening condition resulting from increased CNS serotonergic activity that is usually drug related. Symptoms may include mental status changes, hyperthermia, and autonomic and neuromuscular hyperactivity.

 

Diagnostic Criteria for Serotonin Syndrome (SS)


Sternbach´s Criteria

Must have recent addition of known serotonergic agent, absence of other causes, and no recent addition of a neuroleptic agent and must exhibit at least 3 of the following:

  • Mental status changes
  • Agitation
  • Hyperreflexia
  • Myoclonus
  • Diaphoresis
  • Shivering
  • Tremor
  • Diarrhea
  • Incoordination
  • Elevated temperature

 

Radomski´s Criteria

Mild state:

  • Restlessness
  • Insomnia
  • Incoordination
  • Dilated pupils
  • Akathisia
  • Tachycardia
  • Tachypnea/dyspnea
  • Diarrhea
  • Autonomic instability

Severe state:

  • Impaired level of consciousness
  • Elevated mood
  • Coma
  • Myoclonus
  • Tremor
  • Shivering
  • Rigidity
  • Hyperreflexia
  • Hyperthermia
  • Sweating

 

Hunter´s Criteria

Must have taken a serotonergic agent and meet one of the following criteria:

  • Spontaneous clonus
  • Inducible clonus plus agitation or diaphoresis
  • Ocular clonus plus agitation or diaphoresis
  • Tremor plus hyperreflexia
  • Hypertonia plus temperature higher than 38 °C plus ocular clonus or inducible clonus

 

 

 

References:

  1. Boyer EW, Shannon M. The serotonin syndrome. N Engl J Med. 2005 Mar 17;352(11):1112-20. [Medline]
  2. Cooper BE, Sejnowski CA. Serotonin syndrome: recognition and treatment. AACN Adv Crit Care. 2013 Jan-Mar;24(1):15-20. [Medline]
  3. Iqbal MM, Basil MJ, Kaplan J, Iqbal MT. Overview of serotonin syndrome. Ann Clin Psychiatry. 2012 Nov;24(4):310-8. [Medline]

 

 

 

Created Oct 07, 2014.


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Last Updated on Monday, 13 October 2014 05:21
 

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