Hereditary diseases

Hereditary diseases are diseases caused by chromosomal and gene mutations. Some confuse hereditary diseases with congenital diseases. Indeed, congenital diseases, that is, diseases with which a child is born, may be hereditary, but they can also be caused by any damaging external influence on the embryo or fetus – an infection, ionizing radiation, a toxic substance. On the other hand, not all hereditary diseases are congenital, as some of them may occur later, even in an adult. Continue reading →