What is The concentration of methemoglobin to cause cyanosis- and explain in detail?
For Cyanosis to occur,
Sulfhemoglobin should be equal or more than 0.5gm/dL
Methemoglobin should be equal or more than 1.5gm/dL
Deoxygenated hemoglobin should be equal or more than 5gm/dL