What testing has been done? As in, do they think CAH or LOCAH? (congenital adrenal hyperplasia)
There are several genetic and other diseases that cause delayed puberty and the endocrine diseases. If your growth plates are not closed, you can still grow - and if you have not hit puberty, they may still be open. If they are closed, the boat has sailed.
Hi there.
Here's a link at Medscape where you may find some answers.
http://www.medscape.com/resource/hypogonadism
You have to register, but it's free and a great resource for everything medical.