Risk factors
By Mayo Clinic staffAlthough pituitary tumors can occur at any age, they're most likely to occur in older adults. People with a family history of certain hereditary conditions, such as multiple endocrine neoplasia, type I (MEN I), have an increased risk of pituitary tumors. In MEN I, multiple tumors occur in various glands of the endocrine system. Genetic testing is available for this disorder.
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- Pituitary tumors. American Brain Tumor Association. http://www.abta.org/Tumor_&_Treatment_Info/Pituitary_Tumors/233. Accessed April 15, 2010.
- Pituitary Tumors Treatment. National Cancer Institute. http://www.cancer.gov/cancerinfo/pdq/treatment/pituitary. Accessed April 15, 2010.
- Semple PL, et al. Pituitary apoplexy. Neurosurgery. 2005;56:65.

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