Treatment of patients with cyanosis is determined by the underlying disease. Quite often, mainly in acute cases, the presence of cyanosis may be an indication for oxygen therapy, intensification of treatment of the underlying disease. In such cases, a decrease of cyanosis is seen as an indicator of the effectiveness of the treatment. In acute appearing of cyanosis immediately call an ambulance.
Harrison's. Handbook of Internal Medicine, ed. K. Isselbahera, E. Braunwald, J.Wilson and others - ed, Peter, 1999