Macroprolactinoma is a type of pituitary tumor that leads to excess production of the hormone prolactin. This type of tumor is larger than a microprolactinoma but smaller than a giant prolactinoma.

Here is why your breasts leaking milk without pregnancy Understand the condition known as galactorrhea and when you should ...

Hyperprolactinemia is a condition of the pituitary gland where too much prolactin is released into circulation, producing symptoms like decreased sex drive and infertility. Uncover tips on how to ...

Pituitary gland problems ... When your thyroid hormone levels are low, your body may make more prolactin — the hormone that helps with making breast milk (lactation). High levels can interfere ...

The hypothalamic–pituitary–ovarian (HPO ... ovarian failure if raised or may suggest hypothalamic amenorrhoea if low. Other tests include prolactin levels to exclude a prolactinoma and thyroid ...

The high TRH levels trigger the pituitary gland (a pea-sized organ located at the base of the brain) to release prolactin. Since a lack of thyroid hormone can prevent ovulation, having thyroid ...

Hormone-induced ED. Hormonal abnormalities, such as increased prolactin (a hormone produced by the anterior pituitary gland), steroid abuse by bodybuilders, too much or too little thyroid hormone, and ...

Whether dopamine-agonist withdrawal is associated with re-expansion of the tumor in patients who experience incomplete prolactin suppression with use of these drugs is not known. As most tumors ...

Nat Clin Pract Endocrinol Metab. 2008;4(12):683-694. Pituitary tumor apoplexy often occurs in patients with untreated pituitary adenomas or after stimulation tests with hypothalamic hormones ...

Serum concentrations of MEL, GN, testosterone (T) and prolactin (PRL) were determined at 30-min. intervals several hours prior to, during, and after MEL administration. Though serum MEL ...