The brainstem has a complex structure and contains a variety of nuclei and neural pathways. If the brainstem hemorrhage is small, the treatment is timely, the prognosis is good and the sequelae are usually not easy to appear; if the brainstem hemorrhage is large and the hemorrhage site is special, it can often lead to the following sequelae, and in severe cases, multiple sequelae can appear at the same time: 1, limb paralysis: if the brainstem has a large hemorrhage in the brain bridge and midbrain, untimely treatment can lead to quadriplegia or flaccid paralysis; brain bridge hemorrhage can also lead to crossed paralysis or gaze paralysis, manifested as dysfunction of the trunk on the opposite side of the brain bridge hemorrhage, or changes in muscle tone; 2, consciousness disorders: depending on the location of brainstem hemorrhage and the amount of hemorrhage, different degrees of unresponsiveness, lethargy, coma and other manifestations of consciousness disorders can occur; 3, language disorders: if the brainstem hemorrhage site affects the language center, speech disorders can occur, aphasia, slurred speech, slow speech 4, visual impairment: brainstem hemorrhage may affect the optic nerve, which may lead to reduced visual field, blurred vision or partial blindness; 5, sensory impairment: brainstem hemorrhage may compress the nerve conduction pathway, leading to numbness of the limbs, reduced or absent somatic sensation; 6, facial nerve palsy: brainstem hemorrhage may lead to facial nerve palsy, with crooked corners of the mouth, loss of frontal lines, and drooping or non-closing eyelids. Other: In addition, dizziness, tinnitus, excessive sweating, diminished motor ability, memory loss, etc. are also common.