It makes several different hormones, including one called prolactin. Prolactin affects the mammary glands and helps women make breast milk. Sometimes, a tumor grows on the pituitary gland and ...

Measurement of prolactin is one of the most commonly undertaken hormonal investigations in evaluating patients with reproductive disorders. Hyperprolactinemia is found in up to 17% of such cases.

Following this, each stage of pregnancy is characterized by significant hormone shifts. Estrogen, progesterone, and prolactin are among several hormones that play dominant roles throughout pregnancy ...