Donate now home|what's new|subscribe to enews|contact us understand primary brain tumors primary brain tumors, an overview primary brain tumor meningioma brain tumor support groups additional resources glioma pituitary tumor meet the foundation brain tumor foundation mission & history leadership our major accomplishments explore our research & initiatives brain tumor research & initiatives bsf fellows & investigators current projects project archive impact of bsf research learn about our funding model our funding model funding requirements funding schedule & how to apply submit a proposal attend events bsf events upcoming events educational events past events listen to patient stories patient and caregiver stories patient videos q&a with patients and caregivers share your story understand primary brain tumorsâ â»â pituitary tumor pituitary tumor a pituitary tumor is an abnormal growth on the pituitary gland, a small pea-sized organ located at the base of the brain behind the bridge of the nose. viagra headquarters photo viagra 20 mg tablet The pituitary gland produces nine hormones critical to normal body function. viagra reviews patients While technically not part of the brain, the pituitary gland’s location and the nature of tumors on the gland present many of the same challenges, risks, and dangers of other primary brain tumors. viagra canada online Pituitary tumors are the third most common type of primary brain tumor, accounting for 9–12% of all such cases. viagra side effects yahoo answers Tumors arising from the pituitary gland itself are called adenomas or carcinomas. buy cheap viagra Pituitary adenomas are benign, slow-growing tumors. Carcinomas are a rare malignant form of pituitary adenoma. viagra safe trying get pregnant â  symptoms because the pituitary gland is responsible for the production of hormones key to proper body function, tumors often interfere with this production—either by limiting the amount of hormone produced or generating excessive amounts. viagra discount Growth hormone (regulates body height and structure), prolactin (controls lactation, or milk production), sex hormones (control the menstrual cycle and other sexual functions), thyroid gland hormones (control the thyroid gland), adrenal gland hormones, and vasopressin (a hormone involved in water and electrolyte. buy generic viagra online buy viagra online