Pituitary tumors can affect life expectancy. Because pituitary tumors are divided into two types of factors that can affect the brain: 1. occupying factors, as the tumor grows, it will compress the surrounding blood vessels and nerves, causing a series of symptoms, such as headache, dizziness, nausea, vomiting, and even loss of vision and visual field, and even in later stages, it may compress the hypothalamus, causing disorders in the thermoregulatory center and uninterrupted high fever. 2, the impact of endocrine function, will affect the reproductive system and endocrine system, resulting in disorders of the body’s metabolic system. The above conditions can affect the life expectancy when the human body is attacked by a disorder, especially for some malignant pituitary tumors, which can metastasize at an early stage, and metastasize to other parts of the body to affect more symptoms.