Headache (headache), nausea, vomiting, commonly due to the following causes: 1, cranio-cerebral trauma: when there is a serious car accident injury, or high fall injury to the cranium, can produce intracranial hematoma and stimulate the center, the patient can appear headache with nausea, vomiting. When brain herniation is formed soon, jet vomiting and severe headache can occur. Headache, nausea, vomiting, dry eyes, blurred vision, chest tightness, shortness of breath and other clinical symptoms; 3. Intracranial occupancy: such as bone tumor can also stimulate nerve tissue and cause corresponding clinical symptoms, such as headache, nausea and vomiting. In this case, it is recommended to perform cranial CT, MRI and pathological biopsy to clarify the diagnosis, and usually take surgical treatment to relieve clinical symptoms.