Streptococcus

Question 1

Hemolysis: Beta
Small, gray, large zone of hemolysis

Answer 1

streptococcus pyogenes (GAS)

Question 2

Hemolysis: Beta
Medium, gray, narrow zone of hemolysis

Answer 2

Streptococcus agalactiae (GBS)

Question 3

Hemolysis: Alpha
May be raised, gray, umbilicate or mucoid,

Answer 3

Streptococcus pneumoniae

Question 4

Hemolysis: alpha
raised, gray

Answer 4

Streptococcus Viridans

Question 5

Hemolysis: NH
small, gray, convex, opaque

Answer 5

streptococcus bovis (GDS)
Enterococcus
E. faecalis
E. faecium

Question 6

Hemolysis: NH
gray, small, translucent

Answer 6

Vancomycin Resistant Enterococcus (VRE)

Question 7

Hemolysis: Beta
gray, small

Answer 7

Streptococcus epuisimilis (GCS)

Question 8

Smells distinctly like butterscotch

Answer 8

streptococcus anginosus

Question 9

GPDC lancet

Answer 9

Streptococcus pneumoniae

Question 10

elongated cocci

Answer 10

Enterococcus
E. faecalis
E. faecium

Question 11

not moral flora

Answer 11

Vancomycin Resistant Enterococcus (VRE)
streptococcus pyogenes (GAS)

Question 12

Some females carry this as part of their genital tract normal flora

Answer 12

Streptococcus agalactiae

Question 13

GI tract
Genital tract in females

Answer 13

Streptococcus equisimilis

Question 14

Not routinely NF but can be NF in nose and nasopharynx of some people

Answer 14

Streptococcus pneumoniae

Question 15

Mouth
oropharynx

Answer 15

Viridians strepstococcus
strepstococcus anginosus

Question 16

genital tract
occasionally mouth
intestinal tract

Answer 16

Enterococcus
E. faecalis
E. faecium

Question 17

Intestinal tract

Answer 17

Streptococcus bovis (GDS)

Question 18

Clinical implications:
bacterial pharyngitis (strep throat)
pyodermal skin infections

Answer 18

Streptococcus pyogenes

Question 19

Clinical implications:
meningitis in newborns
septicemia in newborns
pneumonia in newborns
diabetic foot infections

Answer 19

Streptococcus agalactiae

Question 20

Clinical implications:
pharyngitis
skin infections
meningitis
bacteremia
sinusitis

Answer 20

Streptococcus equisimilis (GCS)

Question 21

Clinical implications:
pneumonia (elderly)
meningitis (elderly)
bacteremia
Eye infections (bacterial keratitis)
middle ear infection in children (<3 yrs)

Answer 21

streptococcus pneumoniae

Question 22

Clinical implications: Opportunistic organism
Endocarditis ( in people with previous heart valve)
oral infections
infections at cathetres, shunts, prosthetic valves

Answer 22

Viridans Streptococcus

Question 23

Clinical implications:
abscesses from brain live and other organs
peritoneal cavity infections and bacteremia

Answer 23

Streptococcus anginosus

Question 24

Clinical implications:
UTI (catheterized hospitalized patients)
wounds
bacteremia
endocarditis

Answer 24

Enterococcus

Question 25

Clinical implications: Hospital acquired UTI wounds bacteremia Endocarditis

Answer 25

Vancomycin Resistant Enterococcus (VRE)

Question 26

Selective test is Catalase negative, gray in color, chains gram stains

Answer 26

All streptococcus

Question 27

Confirmation test is Bile solubility positive

Answer 27

Streptococcus pneumoniae

Question 28

Confirmation test is Pathodex test

Answer 28

Beta streps groups A, B, C, F and G

Question 29

Confirmation test is PYR positive

Answer 29

Enterococcus

Question 30

Confirmation test is MALDI

Answer 30

Viridans Group Streptococci Vancomycin-Resistant Enterococcus (VRE)

Question 31

Confirmation test is Bile esculin agar, blackening positive or Pathodex

Answer 31

Group D Streptococci Streptococcus bovis