what is encephalitis?
Acute inflammation of brain tissue
cause
Virus
West Nile encephalitis – mosquitoes
measles, chickenpox, mumps
HSV-1
s/sx
2 to 3 days post infection
Fever
Headache
Nausea/vomiting
CNS changes – seizures
pharm
acyclovir – HSV-1 infection
Anti-seizure meds
does acyclovir decreased neuro complications
No
Brain abscess
Accumulation of pus within brain tissue
etiology
Local or systemic infection
Ear, tooth, mastoid, sinus
Strep and staff
s/sx brain abscess
Headache
Fever
Nausea/vomiting
Increased ICP – drowsy, confusion, seizures
Focal symptoms – reflect area of abscess
treatment for abscess
Drainage