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Cyanosis (peripheral)

Last reviewed dd mmm yyyy. Last edited dd mmm yyyy

Authoring team

This is due to poor peripheral circulation.

Possible causes:

  • all causes of central cyanosis cause peripheral cyanosis
  • low cardiac output e.g. heart failure
  • vasoconstriction e.g. due to low ambient temperature, Raynaud's phenomenon
  • arterial obstruction e.g. atheroma
  • venous obstruction

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