Headache; Vomiting; Edema of optic papilla. In addition, it can also cause bilateral abducens nerve dysfunction paralysis, diplopia, aging and blackening, dizziness, cataplexy, disturbance of consciousness, scalp vein dilatation, high blood pressure, slow pulse, enlarged skull of children, widened cranial suture, full anterior fontanel, cup-shaped sound in kowtowing, and finally lead to brain hernia.