Straight to the point, i went through puberty and my penis and scrotum never grew. and trust me, body fat is not covering anything. nothing grew. why?

Doctors can examine: One's regular pediatrician, a pediatric endocrinologist, or an adolescent medicine doctor all have experience with the normal development of boys to men. One concern is whether or not there were low hormones. Sometimes, a smaller penis is normal or may run in the family. Chromosomal analysis is sometimes done to see if there is a genetic cause. Doctors should examine the person and his genitals.