The children of your great grandmother's brothers are your first cousins, twice removed.
They are also:
1st cousin 2x removed
First cousins twice removed.
You are third cousins.
Both grandmothers are living. Their great grandmother died of cancer.
That was Fred. Great guy.
If your great great grandmothers were sisters, your common ancestors are your great great great grandparents. That makes you 4th cousins.
you are second cousins.
Yes, That was all my great grandmothers had to work with as well as my grandmothers.
My ancestors
The singular form of great-grandmother is great-grandmother.
Yes, it would be correct to say that your family has a history of healthcare professionals. Your grandfather was a Pediatrician, your father is a Cardiologist, and both grandmothers along with one great grandmother were Nurses.
Great- grandmother.