Glucagon Test

Glucagon is a hormone that is produced by cells in the pancreas the function of which is to raise blood sugar. An alternative to the insulin tolerance test; used to test for normal function of the hypothalamus and pituitary gland; glucagon increases blood sugar...

Glucose

A type of sugar found in the blood; an important source of energy in the body. Aldohexose occurring as the D form and found as a free monosaccharide in fruits and other parts of plants and in the normal blood of all animals; the end product of carbohydrate metabolism...

GnRH

The Gonadotropin Releasing Hormone, secreted by the hypothalamus; GnRH stimulates the release of LH and FSH from the pituitary gland. Must be secreted in a coordinated fashion for LH and FSH to be secreted properly and then to stimulate gonads. Patietns with...

GnRH Pulsatile Therapy

A form of treatment which uses a portable, battery-driven pump to replace the missing GnRH by releasing it in pulses at regular intervals, typically every 90 minutes. This pulsatility mimics the normal pulses of the GnRH producing cells. Restores fertility in 75% of...

Gonadotrophin

A hormone which regulates the function of the gonads; the two main gonadotrophins are LH and FSH, both released from the pituitary gland. Secreted in a regulated fashion with minute-to-minute variations that are important for gland function.