Causes :
Exact cause of prolactinoma is not known though speculations are there it is caused due to abnormality in cell growth. Some people may get this problem due to genetic disorder like multiple endocrine neoplasia and they will have high chance of getting peptic ulcer. It is believed to be inherited by birth if the person has family history of pituitary gland tumor. Overproduction of prolactin hormone can be caused due to certain medications, due to underactive thyroid gland and pregnancy or breastfeeding stage.
Complications :
Prolactinoma can impair the normal vision by compressing the optical nerve. It can cause abnormality and dysfunction in the production of other hormones of pituitary gland. In some cases it can cause osteoporosis due to reduced bone density. A woman who becomes pregnant with prolactinoma can get affected due to additional secretion of prolactin hormone causing intense headache and blurred vision.
Tests :