Is chromosomal abnormality hereditary or acquired?

Patient's question:

Chromosome abnormality 3rd and 7th chromosome abnormality

Doctor's answer:

Usually, chromosomal abnormalities are inherited, but it's also possible for them to be caused by environmental factors. With today's advanced technology, it may be possible to correct abnormal chromosomes through gene therapy. As long as the abnormal chromosomes don't affect overall health, it is generally possible to have children.