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Glossary of Microbiology - Pneumonia Streptococci

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streptolysin
O and S
hemolysins that lyse red blood cells and damage various host cells
O: oxygen labile
S: oxygen stabile
streptokinase
fibrinolysin digests fibrin in the inflammatory barrier
Group A Streptococci
Lancefield group:
Streptococcus pyogenes
grouped by carbohydrate antigens
80 different groups in Group A according to their M proteins
pharyngitis
infection of the pharynx:
enlarged lymph nodes,
purulent exudate,
erythema,
fever, headache, pain
erythema
redness of the skin
due to dialted capillaries
pleurisy
inflammation of the
pleural cavity (lungs)
puerperal fever
"childbed fever"
strep infection of uterus
can rapidly to bloodstream
pyoderma
infection of the skin by a
pus producing (pyogenic) bacteria
[impetigo / erisypalis]
edematous
an accumualtion of body fluids
(found in the lungs from pneumonia)
serotypes
microorganism with unique antigen that induces antigens specific for it
atypical pneumonia
mycoplasma pneumoniae (no cellwall)
very common, not serious (walking pneumonia)
produces long-lasting, dry hacking cough after the disease
legionella / Legionnaires' disease
pneumonia-like illness
very rare but deadly
c.a. legionella pneumophila G- bacilli
primary typical pneumonia
klebsiella pneumoniae
G- rod
primary or secondary infection
deadly
streptococcus pneumoniae
"the angel"
most common cause of death in compromised patients
death is usually from septicemia
PC pneumonia
found only in AIDS patients
c.a. Pnuemocystis Carinii (yeast?)
Haemophilis influenza
pneumonia, most common in young children (50% carriers)

bacterial meningitis
Hib vaccine
Nocardia asteroides
opoortunist
lung infections

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