What Is Sickle Cell Disease?

• Healthy red blood cells are round and they move through small blood vessels carrying oxygen to all parts of the body. 
• In SCD, the red blood cells become hard and sticky and look like a C-shaped farm tool called a “sickle”. 
• Sickle cells die early, which causes a constant shortage of red blood cells.

What causes SCD?

• Point mutation in beta globulin gene changing Glu→Val at position 6 in the Beta Globin chain of hemoglobin, results…