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28 Cards in this Set
- Front
- Back
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haemophilus influenza morphology
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Gram-neg
bacilli capsule may or may not be present |
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haemophilus influenza physiology
X factor? V factor? |
X= hemin
V= NADP |
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haemophilus influenza virulence factor
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capsule (K antigen)
LPS |
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Clinical appearance
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conjunctivitis
bilateral purulent discharge hyperemia |
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other infections of haemophilus influenza
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pharyngitis
otitis media meningitis |
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haemophilus influenza epidemilogy
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humans only reservoir
commonly in nasopharnyx important pathogen of young children |
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haemophilus influenza diagnosis
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Gram stain
test for: b capsular antigen LA ELISA |
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haemophilus influenza treatment
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MAIN TOPICAL
sodium sulfacetamide gentamicin erythromycin Vaccine: Hib all children at age of 2 month |
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streptococcus pyogenes morphology
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gram pos
possess fimbriae (M protein) |
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streptococcus pyogenes physiology
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beta-hemolysis
complete lysis of RBC |
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streptococcus pyogenes Virulence factor
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M protein
streptolysin O and S pyrogenic exotoxin spreading factor: hyaluronidase, DNAse and RNAse |
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streptococcus pyogenes other infections
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pharyngitis
impetigo otitis media SCARLET FEVER RHEUMATIC FEVER |
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streptococcus pyogenes diagnosis
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direct antigen detection
LA EIA catalase negative blood agar (beta-hemolysis) |
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streptococcus pyogenes treatment
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sodium sulfacetamide
gentamicin erythromicin etc. |
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streptococcus pneumoniae morphology
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gram pos
capsule |
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streptococcus pneumoniae virulence factor
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capsule
pneumolysin: similiar to streptolysin O |
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streptococcus pneumoniae diagnosis
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LA
DFA alpha-hemolysis |
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streptococcus pneumoniae treatment
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gatifloxacin opthalmic solution
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staphylococcus aureus morphology
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gram pos
colonies golden yellow color |
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staphylococcus aureus physiology
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catalase pos
wide temperature range 6.5-46.0C |
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staphylococcus aureus extracellular enzyme
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coagulase: clot plasma
significant only staphlycoccus to produce this |
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staphylococcus aureus toxins
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hemolysins: lyses RBC
epidermolytic: scalded skin syn. toxin shock syn. toxin (TSST-1) |
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Neisseria gonorrhea morphology
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gram neg
cocci |
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Neisseria gonorrhea physiology
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susceptible to adverse environmental conditions
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Neisseria gonorrhea virulence factor
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fimbriae
LPS |
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Neisseria gonorrhea clinical
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something in your eye sensation
eye may be GLUED shut due to purulent discharge keratitis |
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how does Neisseria gonorrhea infected neonats
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opthalmia neonatorum
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Neisseria gonorrhea diagnosis
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DNA PROBE
LA EIA |
