Myasthenia gravis [top]

  • Dysphagia fluids > liquids
  • Ptosis
  • Fluctuating muscle weakness, fatigability

Multiple sclerosis [top]

  • Multiple distinct neurological deficits over a period of time
  • Hemiplegia, nystagmus, vertigo, muscle weakness, dysphasia transient neurological deficit
  • Optic atrophy

Lead poisoning [top]

  • Anorexia, nausea, vomiting
  • Personality change
  • Cognitive deficits
  • Muscle weakness
  • Paresthesia
  • Unusual taste in mouth

Myositis [top]

  • Progressive onset of muscle stiffness and weakness muscle stiffness muscle weakness
  • May cause proximal muscle weakness - difficulty sitting from standing
  • Elevated CK

Hypokalaemia [top]

  • Muscle weakness, muscle cramps, myalgia
  • Constipation change in bowel habit
  • ECG: Flattened or inverted T waves, U waves, ST depression