high ICP is medical emergency
causes : head injury , bleeding inside brain ,hemorrhagic stroke, tumor , extra-fluid in brain
result in : cushing's syndrome
bradycardia , bradypnea(irregular ventilation) , hypertension(widened pulse pressure , big difference between systolic and diastolic pressure) , other like weakness , lethargy , headaches , vomiting ,blurred vision , change in behavior
when ICP bigger than mean arterial pressure , brain can no longer receive O2
this will activate sympathetic nervous system , then parasympathetic system
Treatment : reverse cause of high ICP , restoring blood flow
1-iv mannitol
2-hyperventilation
3-elevation of head
4-additional medication
5-sometimes drain extra fluid , rarely craniotomy