A Reproductive Endocrinologist is a fertility specialists that specializes in the following fields of study:
Polycystic ovarian syndrome (PCOS)
Endometriosis.
Hypothalamic pituitary dysfunction
A congenital adrenal hyperplasia
Tubal factor infertility
Male factor infertility
In vitro fertilization (IVF)
Fertility preservation
Congenital uterine anomalies
Other disorders of the female reproductive tract
Collectively, this field is called Reproductive Endocrinology and Infertility. Most of the patients seen by Reproductive Endocrinologists are experiencing fertility related problems.