Jaw weakness

Evidence-based neurology checklist on jaw weakness: Causes of jaw drop Myasthenia gravis (MG) Motor neurone disease (MND) Myotonic dystrophy Kennedy disease Dislocated mandible Causes of jaw opening weakness

Causes of jaw drop

  • Myasthenia gravis (MG)
  • Motor neurone disease (MND)
  • Myotonic dystrophy
  • Kennedy disease
  • Dislocated mandible

Causes of jaw opening weakness

References

  1. Sumner CJ, Fishbeck KH. Jaw drop in Kennedy's disease. Neurology 2002; 59:1471.
  2. Brazis PW, Masdeu JC, Biller J. Localization in Clinical Neurology. Lippincott Williams & Wilkins Philadelphia 2007 p283.
  3. Larsen K, Smith TA. "Jaw drop" as an atypical manifestation of Kennedy's disease. Ugeskr Laeger 2005; 167:3310-3311. 
  4. Vaidya G. Jaw droppers. BMJ 2004; 328:520.
  5. Pal S, Sanyal D. Jaw muscle weakness: a differential indicator of neuromuscular weakness-preliminary observations. Muscle Nerve 2011; 43:807-811.

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