D44: Neoplasm of uncertain or unknown behaviour of endocrine glands
D44.3: Neoplasm of uncertain or unknown behaviour: Pituitary gland
When there is abnormal growth of tissue, then this is also referred to as a tumor. The tissue in the body is made up of cells. A tumor disorder involves the cells multiplying more than normal. This results in abnormal or excess tissue forming. A tumor can be benign or malignant.
The pituitary gland is a gland in the brain. Many messenger substances are created for the body in this gland. These messenger substances influence growth, metabolism and sex hormones, for example.
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