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29 cze 2024 · Pituitary tumors are unusual growths that develop in the pituitary gland. This gland is an organ about the size of a pea. It's located behind the nose at the base of the brain. Some of these tumors cause the pituitary gland to make too much of certain hormones that control important body functions.
30 kwi 2021 · Pituitary adenomas are tumors that arise in the anterior pituitary gland. They are the third most common cause of central nervous system (CNS) tumors among adults. Most adenomas are benign and exert their effect via excess hormone secretion or mass effect. Clinical presentation of pituitary adenoma varies based on their size and hormone secreted.
9 lut 2024 · Tumours of the anterior part of the pituitary gland represent just 1% of all childhood (aged <15 years) intracranial neoplasms, yet they can confer high morbidity and little evidence and...
29 cze 2024 · For some hormones, blood test results that show too much of the hormone may be all that's needed for your health care provider to diagnose a pituitary adenoma. For other hormones, such as cortisol, a blood test result that shows too much of the hormone may need to be followed by other tests.
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24 sty 2022 · Hormone deficiency: too little of any pituitary hormone can be caused by a large pituitary tumor, which interferes with the pituitary gland’s ability to produce hormones. Hypopituitarism can also result from pituitary surgery or radiation of a tumor
Some pituitary tumors secrete a hormone known as adrenocorticotropic hormone, or ACTH, which regulates the adrenal gland’s production of hormones. These include cortisol, which is key to the body’s stress and immune responses, as well as the regulation of blood pressure, blood sugar levels, and metabolism.
4 mar 2020 · Tumor growth is usually arrested over a period of several years, and adenoma-derived hormone hypersecretion may persist during the initial years. 19 In most patients, pituitary failure...
