Exam 1 - Gram +/- Chart Flashcards
what is the clinically important group for gram +
cocci
what are the 2 umbrellas under gram + cocci and bacilli
anaerobic and aerobic
what are gram + anaerobic cocci
peptococcus
peptostreptococcus
what are the two main groups for gram + aerobic cocci
clusters and pairs/chains
how do you determine a cluster or a pair
Catalase test
what are gram + aerobic cocci clusters that are coagulase +
staphylococcus aureus
what are gram + aerobic cocci clusters that are coagulase -
staphylococcus epidermis (all other staphs)
how to differentiate pairs/chains
hemolytic test
what are alpha hemolysis
partial hemolysis
streptococcus pneumonia
viridans streptococci
what are beta hemolytics
full hemolysis
streptococcus pyogenese (group A)
streptococcus agalactiae (group B)
what are gamma hemolytics
no hemolysis
enterococcus faecium
enterococcus faecalis
how to differentiate gram + anaerobic bacilli
spore formation
what are gram + bacilli anaerobic spore forming bacteria
Clostridium spp.
Clostridioides difficile
what are gram + bacilli anaerobic non-spore forming bacteria
Cutibacterium
Actinomyces
how to differentiate gram + bacilli aerobic
spore formation
what are gram + bacilli aerobic spore forming
bacillus spp.
what are gram +, bacilli, aerobic, non-spore forming?
corynebacterium
Lactobacillus spp.
Listeria monocytogenese
what is clinically important in gram -
bacilli
what are the gram -, aerobic, cocci
Neisseria spp.
Moraxella catarrhalis
what are the gram -, aerobic, coccobacilli
Haemophilus spp.
what are gram -, anaerobic, bacilli
bacteroides spp. fusobacterium spp.
prevotella spp.
what is enterobacterales
“gut bug”
what is the main differentiator for enterobacterales
lactose fermenter + or -
what are the gram -, aerobic bacilli, enterobacteria, w/ lacose fermenters
citrobacter spp.
enterobacter spp.
E. coli
kiebsiella spp.
(CEEK)
what are the gram -, aerobic bacilli, enterobacterales, that are non-lactose fermenters
morganella marganii
proteus spp.
providencia spp.
salmonella spp.
serratia marcescens
shigella spp.
what are the gram -, aerobic bacilli, lactose-fermenters (oxidase positive)
aeromonas hydrophilia
pasteurella mutocida
vibrio cholera
what are the gram -, aerobic bacilli, non-lactose fermenters
pseudomonas spp.
acinetobacter spp.
alcaligenes spp.
burkholderia cepacia
stenotrophomonas maltophilia
what are the gram -, aerobic, fastidious
campylobacter
helicobacter
bartonella
HACEK organisms
what are HACEK organisms
haemophilus
actinobacillus
cardiobacterium
eikenella
kingella
what are atypicals
chlamydia pneumoniae
chlamydia trachomatis
legionella pneumophila
mycoplasma pneumoniae
what are the spirochetes
treponema pallidum (syphilis)
borrelia burgdorferi (lyme disease)
