Pituitary adenomas are tumors that occur in the pituitary gland. Pituitary adenomas are generally divided into three categories dependent upon their biological functioning: benign adenoma, invasive adenoma, or carcinomas, with carcinomas accounting for 0.1% to 0.2%, approximately 35% being invasive adenomas and most being benign adenomas. Pituitar...
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(from the article `nervous system disease`) ...spread within the brain or metastasize to distant sites. The most common benign brain tumours are neurofibromas (tumours of the myelin-forming ...
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http://www.britannica.com/eb/a-z/p/74
<radiology> Benign, slow-growing, arises from adenohypophysis (anterior lobe), 5-18% of all intracranial neoplasms plain film (unreliable): enlargement of sella and sloping of the sella floor, erosion of the anterior and posterior clinoid, erosion of the dorsum sellae, calcified in less than10%, may present as a mass in the nasopharynx functi...
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a benign neoplasm of the anterior pituitary gland; some contain hormone-secreting cells (functioning adenomas) but some are not secretory (nonfunctioning adenomas).
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Type: Term Definitions: 1. a benign neoplasm of the pituitary generally arising in the adenohypophysis.
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http://www.medilexicon.com/medicaldictionary.php?t=1173
Pituitary adenoma: A benign tumor of the pituitary, the master gland that controls other glands and influences numerous body functions including growth. Although the tumor itself is not cancerous, it may affect pituitary function, and therefore may need to be removed.
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a noncancerous tumour of the pituitary gland
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No exact match found.
