How do you treat a Microadenoma?

In most cases, a microadenoma can be cured with endoscopic transsphenoidal surgery. In this procedure, a neurosurgeon reaches the tumor through the nasal passages and sphenoid sinus. Gamma Knife radiosurgery, which uses targeted beams of radiation to destroy the tumor, is another option.

Do pituitary adenomas need to be removed?

Surgical removal of a pituitary tumor usually is necessary if the tumor is pressing on the optic nerves or if the tumor is overproducing certain hormones. The success of surgery depends on the tumor type, its location, its size and whether the tumor has invaded surrounding tissues.

What is a pituitary adenoma?

1 Pituitary adenomas are benign tumors of the pituitary gland. Most are located in the anterior lobe (front portion) of the gland. 2 About 1 in 10 people will develop a pituitary adenoma in their lifetime. 3 Some pituitary adenomas secrete one or more hormones in excess. 4 People can develop pituitary adenomas at any age.

What is a pituitary microadenoma?

Also in the section… What is a pituitary microadenoma? A pituitary microadenoma is a benign tumor of the pituitary gland with a diameter less than 10 mm (those with a diameter greater than 10 mm are called pituitary macroadenomas ). An illustration showing a microadenoma growing on the pituitary gland.

What are small tumors of the pituitary gland?

Smaller tumors are called microadenomas. Because of the size of macroadenomas, they can put pressure on the normal pituitary gland and nearby structures. Signs and symptoms of pressure from a pituitary tumor may include:

What is prolactin-secreting pituitary adenoma?

The prolactin hormone stimulates milk production from the breasts. Prolactin-secreting pituitary adenomas are the most common type of pituitary tumor, accounting for approximately 30 percent of all pituitary tumors. Endocrine-inactive pituitary tumors do not produce extra hormones.