![]() If cerebral blood flow and cerebral perfusion pressure can be rapidly restored in the patient with severe head injury who has dilated pupils, the prognosis may be good. More important, pupil dilation may be an indicator of ischemia of the brain stem. Generally, the effects last the longest in people with lighter colored eyes and in children who require stronger doses of eye dilation drops. Most people can expect eye dilation to last somewhere between 4 and 24 hours. While the effects of eye dilation drops can be uncomfortable and unpleasant, they are temporary. How long does it take for a blown pupil to heal? Physicians may need to consider stopping treatment and discussing organ donation. Further interventions such as ICU admission and surgery may not be warranted. Trauma patients with GCS 3 persisting from the scene with bilaterally fixed dilated pupils have no appreciable chance of survival. Mydriasis caused by traumatic brain injury is sometimes called a “blown pupil.” Can you survive a blown pupil? Typical causes for this type of injury include a trauma injury, tumor, or stroke. Typically, blown pupils are seen in response to brain damage caused by trauma or stroke, though less serious causes are possible.Ī brain injury can cause increased intracranial pressure, which can affect your eyes. When it occurs, a fixed dilated pupil may be present in one or both eyes. 7 What does it mean to have your “pupils blown?Ī blown, or blown out, pupil is characterized by a pupil that is largely dilated and unresponsive to light.3 Does dilated pupils mean brain damage?.
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