The basal ganglia include the amygdala, striatum and nucleus accumbens. In the case of right basal ganglia hemorrhage, the patient may present with increased muscle tone or involuntary movement of the limbs, and individuals may experience numbness and weakness of the limbs. In the case of basal ganglia hemorrhage, atherosclerosis due to hypertension is considered to be the most common cause of vascular rupture and hemorrhage. If the bleeding volume is less than 30 ml, the patient’s symptoms are mainly limb symptoms, and some patients may have headache. 30 ml or less of bleeding can be treated conservatively with dehydration and cranial pressure lowering drugs. If the bleeding volume exceeds 30 ml, the bleeding volume is more and breaks into the ventricle, which may compress the thalamus and affect the internal capsule in severe cases, the patient may have symptoms such as numbness and weakness of the left side of the limb, and the patient may be given a borehole drainage or decompression of the bone flap.