Encephalitis Flashcards
What is encephalitis?
Inflammation of the brain
What is the most common cause of encephalitis?
Viral
What are the causes of encephalitis?
Viral
Bacterial
Fungal
Autoimmune
What age range do people typically get encephalitis?
Under one
Over 65
What is the msot common viral cause of encephalitis?
HSV-1
What other viruses cause encephalitis?
HSV-1
EBV
VZV
Cytomegalovirus
HIV
What are the symptoms of encephalitis?
Altered consciousness
Altered cognition
Unusual behaviour
Acute onset of focal neurological symptoms
Acute onset of focal seizures
Fever
What investigations should be performed in suspected encephalitis?
Lumbar puncture
Viral PCR of CSF
CT
MRI
EEG if seizures or vague symptoms
HIV testing
What is the treatment of encephalitis?
Empirical treatment of IV ceftriaxone and acyclovir