Nursing care of head injury, surgery, ICO, seizures, spinal cord injury Flashcards
What is the most common cause of traumatic brain injury
Falls
What happens to the symtoms of a hemmorage
They are delayed until hematoma is large enough to increase ICP
What are the different types of TBI?
open, closed, diffuse, focal.
What is the usual cause of an epidural hemmorage?
rupture of middle meningeal artery it’s a MEDICAL EMERGENCY and can cause herniation.
Signs of brain herniation
Loss of consciousness, pupil dilation, paralysis of extremity.
What is an epidural hemmorage?
above the dura under the skull, caused by rupture of middle meningeal artery.
What is a subdural hemmorage?
below dura, between dura and brain
What is the nature of a subdural hemmorage
usual venous in nature, can be acute, sub acute, and chronic
who is more prone to a subdural hemmorage
elderly on anti-coagulants.
Intracerebral hemmorage
within the brain tissue, CVA,HTN
traits of a contusion
localized, cells die, effects peak 18-36 after injury, coup-contracoup, can cause ICP increase from bleeding.
S&S of concussion
irritability, confusion, disorientation, headache
S&S of contusion
blurred vision, disorientation, unsteady gait, vomiting, slurred speech, coma.
Diagnosis of coup contra coup
CT, MRI, skull xray, angiography
medical care of coup contracoup - contusion
control ICP, intracranial bolt, mechanical ventilation, prevent hypoxemia and increase in lactic acidosis, vaso dilation, leading to an increase in ICP. reduce metabolic demands by putting into a coma, minimize secondary injury.