What is a small pituitary tumor?

Pituitarism is a kind of intracranial tumor, basically benign. Small pituitary tumor refers to the patient's pituitary tumor is relatively small, not particularly large meaning. In clinical terms, for example, according to the size of the tumor, pituitary adenoma can be divided into microadenoma, macroadenoma and giant adenoma. Microadenoma refers to the maximum diameter of the tumor is less than or equal to 1cm, while macroadenoma refers to the maximum diameter of the tumor between 1-4cm, giant adenoma refers to the maximum diameter of the tumor is greater than 4cm. Whether pituitary adenomas require intervention depends on the specific condition of each patient. For example, if the patient's pituitary adenoma is small, there is no mass effect, and there is no secretion function, it can be followed up regularly according to the doctor's advice, and no special treatment is given temporarily.