Pituitary tumor is mostly benign, and its condition is not serious in general, but it needs to be judged according to the nature of pituitary tumor, the size of the lesion and the location of the lesion. 1. the nature of lesion: whether pituitary tumor is serious or not is also related to the nature of lesion, such as prolactinoma, growth hormone tumor, etc., the hormone secreted will affect the growth and development of human body, and affect other systems, and this kind of pituitary tumor is more serious. 2. Lesion size: If the pituitary tumor is small and the patient does not have obvious compression symptoms and endocrine symptoms, it generally will not cause serious effects. However, if the pituitary tumor is large and presses the important structures, it may cause more serious effects. 3. Location of the lesion: If the lesion occurs in the saddle region, due to the proximity to the optic cross, it is more likely to compress the optic nerve or the optic cross, which belongs to a more serious situation. Although the condition of pituitary tumor is generally not serious, but also need to pay attention to it, it is recommended that the patient consult the doctor in time, under the guidance of professional doctors, combined with the personal situation of timely treatment, to avoid delaying the condition that leads to aggravation of the symptoms.