Category: Dilated pupils

Post-traumatic pupil dilation is a sign of cerebral hemorrhage. In the early stage, the pupil on the diseased side narrows due to the stimulation of the motoneurotic nerve, but it…

When a brain herniation is formed, the pupil on the diseased side shrinks in the early stage due to the stimulation of the oculomotor nerve, but it is not easily…

Pupil dilators dilate the pupil and are mainly used in adults (under 40 years of age) and adolescents for dilated pupil examinations and before optometry and internal eye surgery.Closed angle…

Patients with dilated to borderline pupils may be dead; however, patients may also be in extremely severe condition with weak vital signs, in which case they may die at any…

The statement that a dilated pupil must kill is incorrect. The intensity of light causes a change in the size of the pupil. If the light is weak, the pupil…

The visual pathway and visual afferent pathway, which part of these two aspects are affected, may cause pupil dilation, as follows: 1. The pupil is innervated by the pupillary sphincter…

If the pupils are dilated to the edge due to serious diseases, such as brainstem hemorrhage, brain hernia, brain tumor, brain hemorrhage and craniocerebral trauma, the pupils are often dilated…

Dilated pupils after craniotomy are commonly caused by increased intracranial pressure. Most patients have dilated pupils due to intracranial hematoma compressing the nerves after craniotomy, and some have dilated pupils…

Dilated pupils in healthy people are due to the darkening of the ambient light. The pupils appear significantly dilated to allow the pupils to pass more light for clearer vision…

Patients with brain hemorrhage with dilated pupils need to be taken to the hospital in time for resuscitation, using surgical craniotomy, such as drilling and drainage, craniotomy and hematoma removal…