Protruding facial bones, commonly have the following reasons: First, is a normal physiological phenomenon, because the facial bones have nodules, bulges, protrusions, tendons muscle attachment sites, joints, often produce people’s unique facial appearance, some people have high cheekbones, some people have high forehead, some people have a long chin, this belongs to the physiological contour of the protrusion, this does not need to worry at all. Second, see the tumor of the pituitary gland caused by excessive secretion of growth hormone, in adults are prone to produce acromegaly this symptom, often leading to the frontal bone bulge, nose hypertrophy, lip hypertrophy, dental dysplasia and a series of facial bone protrusion situation, this is due to endocrine reasons. Third, orthopedic diseases are seen in poor bone fiber structure, normal bone is replaced by abnormal lymphatic vessels and blood vessels and fibrous tissue, which can cause protrusion and deformation of the face, this disease is also a common cause of facial bone protrusion. Fourth, for example, trauma, impact or local infection will also cause local protrusion and protrusion accordingly. In this case, it is recommended to go to the hospital for consultation, and if it is of the external appearance type, resulting in local protrusion without any symptoms, there is absolutely no need for consultation.