Cyanosis is the bluish discolouration of the skin due to increased amounts of deoxygenated hemoglobin in the circulating blood. For cyanosis to be obvious the deoxyhemoglobin levels in the blood should be greater then or equal to 5 gm/dl. read more
Cyanosis, a bluish purple discoloration of the tissues due to an increased concentration of deoxygenated hemoglobin in the capillary bed, results from a variety of conditions, many of which are life-threatening. read more
CENTRAL CYANOSIS which occurs due to excess deoxygenated hemoglobin in blood leaving aorta. Q It can be of three type: i. Due to inadequate oxygenation of blood which may be due to inadequate oxygen supplied to the lungs as occurs in pneumonia or chronic bronchitis or poliomyelitis or fibrosing alveolitis. ii. read more