Any disorder and/or defect in the circulatory system, which is more or less related to heart disease, can affect the overall metabolism of the body. â Coronary heart disease or arteriosclerosis is a condition in which there is formation of plaque in the arterial walls.
Prolactin-producing tumors. The most common pituitary tumor, a prolactinoma, causes an overproduction of prolactin, a hormone that helps control sexual function. In women, the tumor can cause menstruation to stop (amenorrhea) or inappropriate production of milk by the breasts (galactorrhea).
1 The type and size of the tumor. 2  Whether the tumor is making hormones. 3  Whether the tumor is causing problems with vision or other signs or symptoms. 4  Whether the tumor has spread into the brain around the pituitary gland or to other parts of the body. These tumors grow very slowly and do not spread from the pituitary gland to other parts of the body. 2  Invasive pituitary adenomas: Benign tumors that may spread to bones of the skull or the sinus cavity below the pituitary gland. 3  Pituitary carcinomas: Tumors that are malignant (cancer).