Your body needs calcium to build strong bones and teeth and for the proper functioning of muscles. If you do not get enough calcium, you might develop osteoporosis, osteopenia, and hypocalcemia. The symptoms of calcium deficiency are memory loss, confusion, muscle cramps, brittle bones and nails, tingling sensation in the hands and feet, etc.
Massive Blood Transfusion and Calcium Deficiency
Hypocalcemia can occur as a complication of a massive blood transfusion. This is mainly due to the preservative added.