Which antibiotic is chosen for meningitis?
3rd generation cephalosporin as it covers the three most common bacterial causes
What are the normal values for CSF?
>60% glucose of blood
What is the problem with relying on CSF?
Infections may not present with differing protein, glucose, identifible pathogens.
How do the symptoms of meningitis differ in baby/children cf to adults?
They are less specific and harder to elicit.
Include: bulging of the fontanelle
Cessation of feeding
What are some contraindications for lumbar puncture?
Extensive or spreading purpura
How can you differentiate meningitis and encephalitis?
Encephalitis often presents with more obvious neurological signs
What age group has the highest incidence of meningitis? Which has the highest mortality?
Which meningococcal serogroup in most important in the developed world?
B and C
What is the most common cause of encephalitis?
Viral particularly HSV which can be treated
Which is more common and which is more dangerous, viral or bacterial meningitis?
Viral is more common while bacterial is more dangerous
T/F Culture negative CSF doesn't exclude a bacterial cause
What are the three most common bacterial causes of meningitis?
What must occur with CSF samples for correct results to be attained?
Analysed quickly otherwise WBCs will begin to lyse
When are steroid used for meningitis?
Unsure of the benefit in children
What investigations can be made of meningitis?
CSF - most important
T/F It is possible to distinguish whether someone has bacterial or viral meningitis from initial CSF analysis
What are the symptoms of meningitis in adults?
Altered conscious state
What do the three most common bacterial causes of meningitis have in common that makes them so pathogenic?
They are all encapsulated