fastidious gram negative rods and coccobacilli

haemophilus means

blood loving

most clinically significant species of haemophilus

• haemophilus influenzae

• haemophilus parainfluenzae

• haemophilus duceryi

hemin

x factor

nicotinamide, adenine, dinucleotide

V factor

haemophilus influenzae B (Hib)

vaccine, most virulent serotype

hib causes what disease in children

meningitis

is haemophilus always encapsulated

no

haemophilus influenzae growth requirements

requires X and V factor, no hemolysis

haemophilus parainfluenzae growth requirements

V factor only

haemophilus parainfluenzae normal flora

URT

haemophilus aegypticus disease

pink eye

haemophilus duceryi transmisson

sexually transmitted, causes a painful chancroid

gram stain of haemophilus ducreyi

school of fish

haemophilus characteristic smell

mousy

haemophilus will grow around _______ because it provides ______ factor

• staphylococcus

• X factor

porphyrin test

tests the organisms ability to produce X factor

positive porphyrin test

glows red (makes X factor)

you must test all species of haemophilus for _________

beta lactamase

HACEK group

• haemophilus

• aggregatibacter

• cardiobacterium homins

• eikenella corrodens

• kingella

all HACEK organisms require_____ for growth

CO2

all HACEK organisms cause ______

endocarditis

only HACEK organism that grows on SBA

aggregatibacter aphrophilus

most commonly isolated HACEK organism

aggregatibacter acintomycetemocomitans

aggregatibacter acintomycetemocomitans colony morphology

star shaped

aggregatibacter acintomycetemocomitans is catalase____

catalase pos

gram stain of cardiobacterium homis

tie dye, glistening colonies that may pit the agar

kingella normal flora

URT

kingella is catalase ______ which helps distinguish it from Neisseria and Moraxella

catalse negative

where is legionella found

environment and water

most common species of legionella

legionella pneumophila

legionella pneumophila is resistant to _______

chlorine

legionella causes ________ and _________

legionnaires disease and pontiac fever

you must ________ a specimen suspected for legionella pneumophila if it is not ran within 2 hours

refridgerate

legionnaires disease

pneumonia without sputum

pontiac fever

less severe, not pulmonary associated

legionella pneumophila growth time

7-14 days

legionella pneumophila appearance

glistening, ground glass

rat bite fever

associated with streptobacillus moniloformis and spirillium minus

streptobacillus moniloformis location

western hemisphere

spirillium minus location

asia

L forms of streptobacillus moniloformis dont have a _____ _____ and look like a _____ ____ on agar

• cell wall

• fried egg

spirillum minus causes _______ disease

soduku

capnocytophaga has _______ motility

gliding motility