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Rare causes

Last reviewed dd mmm yyyy. Last edited dd mmm yyyy

Authoring team

These include:

  • cystic fibrosis
  • juvenile chronic polyarthritis
  • myasthenia gravis
  • dermatomyositis, systemic lupus
  • muscular dystrophy
  • motor neurone disease - very rare in children
  • Gilbert's disease
  • hyperammonaemia
  • regional ileitis
  • malignant disease
  • congenital or acquired heart disease
  • bacterial endocarditis
  • chronic obstruction of the airway
  • gross obesity
  • renal failure
  • endocrine causes - hypothyroidism, hyperthyroidism, Cushing's syndrome, Addison's disease

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