24 citations,
October 1995 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” The nafarelin test can reliably distinguish between gonadotropin deficiency and delayed puberty in teenage boys.
70 citations,
March 2016 in “Urologic Clinics of North America” The document explains how the male reproductive system works, its role in making testosterone, and how conditions like obesity can disrupt it, leading to low testosterone and fertility issues.
66 citations,
August 1999 in “The Journal of Clinical Endocrinology & Metabolism” Women with acromegaly often have irregular periods due to hormone imbalances and growth hormone effects.
3 citations,
February 2018 in “Human Reproduction” A man with testotoxicosis was fertile despite low FSH levels, suggesting high testosterone may allow sperm production without FSH.
19 citations,
December 2021 in “Endocrine Reviews” There are various effective hormone treatments for puberty induction in boys and girls with hypogonadism, and starting treatment early is important.