Diabetes insipidus can be treated by replacing vasopressin with a drug called desmopressin. If left untreated, this can cause dehydration and altered blood mineral levels, which can lead to coma and even death. In this condition, too much water is lost in the urine, so the person urinates often and becomes very thirsty as the body tries to keep up with the loss of water. Large tumors can sometimes press on the posterior (back) part of the pituitary, causing a shortage of the hormone vasopressin (also called anti-diuretic hormone or ADH). Erectile dysfunction (trouble with erections) in men.Menstrual changes or loss of menstrual periods in women.Depending on which hormones are affected, symptoms might include: This can lead to low levels of one or more pituitary hormones, which can in turn lead to low levels of some body hormones such as cortisol, thyroid hormone, and sex hormones. Tumors that grow large enough can also press on and destroy the normal parts of the pituitary gland. Visual field defects (especially loss of peripheral vision).Trouble with eye movement, which can lead to blurred or double vision.Pituitary tumors that grow large enough can press on or grow into nearby parts of the brain, nerves involved with vision, or other important structures. ![]() ![]() The pituitary gland sits in a very small space at the base of the skull.
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