Myasthenic crisis: risk factors
Written and reviewed by Dr Ibrahim Imam, Consultant Neurologist. Last reviewed .
Myasthenic crisis: risk factors. Disease duration >6 years, Previous myasthenic crisis, Bulbar symptoms. Fully referenced neurology checklist.
Disease-related risk factors
- Disease duration >6 years
- Previous myasthenic crisis
- Bulbar symptoms
- Acetylcholine receptor (AChR) antibody level >100nmol/L
- Vital capacity (VC) <2.9L
MG drugs-related risk factors
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Other drug related risk factors
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Medical risk factors
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Others risk factors
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References
- Blichfeldt-Lauridsen L, Hansen BD. Anesthesia and myasthenia gravis. Acta Anaesthesiol Scand 2012; 56:17-22.
- Godoy DA, Mello LJ, Masotti L, Napoli MD. The myasthenic patient in crisis: an update of the management in Neurointensive Care Unit. Arq Neuropsiquiatr 2013; 71:627-639.
- Claytor B, Cho SM, Li Y. Myasthenic crisis. Muscle Nerve 2023; 68:8-19.
- León-Ruiz M, Rízea C, Álvarez-Troncoso J, Quintana-Díaz M, Zmork-Martínez G, Benito-León J, Rodríguez-Pardo J. Myasthenic crisis probably triggered by local lidocaine infiltration unveiling generalized myasthenia gravis without extraocular muscle involvement. Neurol Perspect 2025; 5:100193.
- Tagliaferri AR, Narvaneni S, Azzam MH, Grist W. A case of COVID-19 vaccine causing a myasthenia gravis crisis. Cureus 2021; 13:e15581.
