meningitis Flashcards
caused by
bacteria, viruses or fungi
diagnostic testing
lumbar puncture
CSF can be analyzed by
culture and gram stain
cause of meningitis in neonates
strep agalactiae
meningitis in children
neisseria meningitidis
strep pneumoniae
haemophilus influenzae type B
cause of meningitis in young adults
neisseria meningitidis
step pneumoniae
cause of meningitis in adults > 50 yrs
strep pneumoniae
neisseria meningitidis
3 most common bacterial causes of meningitis
- step pneumonia
- neisseria meningitides
- influenza type B
morphology
encapsulated
gram -
diplococci
IgA protease destorys
IgA antibodies
transmission
contact with respiratory droplets
epidemics ocur in US as it spreads among people living in
close contact
signs and symptoms
early symptoms are like common cold
* acute onset of severe throbbing headache, stiff neck
* confuson, coma, endotoxic shock and death can occur within hours
long term effects
hearing loss, brain damage, amputation, nervous system problems
vaccine against serogroup B of N. meningitides
conjufate vaccine consisting of purified capsular polysaccharides AND a subunit recombinant protein vaccine for serogroup B