👉 Methemoglobinemia is a condition in which there is an excess of hemoglobin, which is a protein found in red blood cells, in the tissues. This can lead to an abnormality in oxygen transport and can cause symptoms such as fatigue, dizziness, and shortness of breath. Methemoglobinemia can be caused by various factors such as liver disease, sickle cell disease, or congenital heart defects. Treatment for methemoglobinemia typically involves correcting the underlying cause and ensuring
