I only realised when I read the following web page:
http://www.dermnetnz.org/colour/leukoderma.html that - contrary to popular belief - leukoderma and vitiligo are not synonymous. Vitiligo is just one type of leukoderma. Here's what the dermnetnz.org site says:
Leukoderma is the name given to white patches on the skin. These patches are due to the partial or total loss of skin pigmentation. There are many causes of leukoderma. Vitiligo is a specific type of leukoderma and is often, although incorrectly, used interchangeably with the term leukoderma (sometimes spelled leucoderma).
There are many causes of leukoderma, some of which include:
My name is Caroline.