Cerebral hemorrhage often occurs in the following areas: 1. basal ganglia: the most common site, basal ganglia hemorrhage accounts for more than 50% of all cerebral hemorrhage, the main manifestations are the three partial signs, hemiparesis of one limb, hemianopia, and sensory impairment of the lateral limb; 2. brainstem: brainstem hemorrhage accounts for about 20%, the main clinical manifestations are crossed paralysis, impaired consciousness, gaze, etc.; 3. cerebellum: cerebellar hemorrhage mainly manifests vertigo, balance disorders, etc.; 4. ventricle: ventricular hemorrhage mainly manifests headache, nausea, vomiting, meningeal irritation signs, etc.