what is cyanotic attacks of newborn
Cyanosis is a bluish discoloration of the tissues that results when the absolute level of reduced hemoglobin in the capillary bed exceeds 3 g/dL [1-3]. The appearance of cyanosis depends upon the total amount of reduced hemoglobin rather than the ratio of reduced to oxygenated hemoglobin. Cyanosis is a common clinical finding in newborn infants.