Pituitary Tumor Underlying Cause
Abnormal genes cause pituitary adenomas. The cause of the abnormal genes is unknown.
Genes control the functions inside a cell. Special genes control how cells divide and grow. Cancer occurs when the damaged genes stimulate the cell to multiply out of control. The exact cause for this damage is unknown.
Pituitary adenomas can cause abnormal levels of the following hormones:
Continue to Pituitary Tumor Anatomy
- Kreutzer J, Fahlbusch R. Diagnosis and treatment of pituitary tumors. Curr Opin Neurol. 2004 Dec;17(6):693-703. 
- Sam S, Molitch ME. The pituitary mass: diagnosis and management. Rev Endocr Metab Disord. 2005 Jan;6(1):55-62.