Sickle cell disease is a bunch of disorders that affects hemoglobin, the molecule in red blood cells that transmit oxygen to cells throughout the body. People with this disorder have a normal hemoglobin molecules called hemoglobin S, which can deform red blood cells into a sickle, or banana, shape.
sickle shaped cells
When sickle-shaped cells block small blood vessels, less blood can each that part of the body. Tissue that does not receive a normal blood flow at one point becomes damaged. This is what causes the complications of sickle cell disease. There is currently no total cure for sickle cell disease.
Sickle Cell Disease