Paroxysmal sympathetic hyperactivity (PSH)
Written and reviewed by Dr Ibrahim Imam, Consultant Neurologist. Last reviewed .
Paroxysmal sympathetic hyperactivity (PSH). This is the occurrence of periodic symptoms. Fully referenced neurology checklist.
Description
- This is the occurrence of periodic symptoms
- It usually develops after traumatic brain injury (TBI)
- The symptoms may last several months
- It may be predicted by early fever after TBI
Diagnostic criteria
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Associated features
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Causes
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Drug treatments
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Supportive treatments
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References
- Meyfroidt G, Baguley IJ, Menon DK. Paroxysmal sympathetic hyperactivity: the storm after acute brain injury. Lancet Neurol 2017; 16:721-729.
- Hinson HE, Schreiber MA, Laurie AL, Baguley IJ, Bourdette D, Ling GSF. Early fever as a predictor of paroxysmal sympathetic hyperactivity in traumatic brain injury. J Head Trauma Rehabil 2017; 32:E50-E54.
- Krupanandan R. Paroxysmal sympathetic hyperactivity: it is time to use the new diagnostic criteria. Indian J Crit Care Med 2022; 26:1165-1166.
- Gupta HV, Sharma VD, Espay AJ. The pseudodystonia of paroxysmal sympathetic hyperactivity: a reversible post-anoxic complication. Mov Disord Clin Pract 2020; 7:987-989.
- Siahaan AMP, Tandean S, Indharty RS, Nainggolan BWM, Susanto M. Paroxysmal sympathetic hyperactivity syndrome in tuberculous meningitis with paradoxical reaction. Int J Surg Case Rep 2022; 99:107619.
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