Blood Diseases

Question 1

Sickle cell anemia

Answer 1

Affects haemoglobin in red blood corpuscles (carries O2) and changes the molecule into haemoglobinS which turns the cells into a crescent shape.
Cells die prematurely=anemia
Fatigue, shortness of breath-anemia-jaundice.
Sickle cells can lead to painful periods when they get stuck in vessels-deprives organs of O2.
=high blood pressure = heart failure

Question 2

Haemophilia

Answer 2

A person has an absence of clotting factors in the blood
They bleed for longer periods of time and internal bleeding can be deadly
“Bleeds”- bleeding episides
Treated by replacing missing clotting factor