Intracranial hemorrhage from a blow to the back of the head may show symptoms in about 4 to 6 hours.
Intracranial hemorrhage is a common and serious clinical condition, synchronized with a severe impact from an external force, which can cause blood vessels inside the skull to rupture and cause bleeding. Symptoms appear in about 4-6 hours, and the patient will experience varying degrees of headache, nausea, vomiting, dizziness, and limb weakness, and severe epilepsy may also be caused to varying degrees.
If the patient has symptoms related to intracranial hemorrhage, he or she should go to the hospital in time for emergency treatment. During the treatment period, bed rest is required to avoid over-excitement or increase in blood pressure.