Usmle Microbiology Qbook

Front 1

Bacitracin sensitive

Back 1

S. pyogenes

Front 2

Novobiocin sensitive

Back 2

S. epidermidis

Front 3

Novobiocin resistant

Back 3

S. saprophyticus

Front 4

Optochin sensitive

Back 4

S. pneumo

Front 5

Optochin resistant

Back 5

Strep viridans

Front 6

UTI that does not have a + nitrite test

Back 6

Enterococcus (Strep genus)

Front 7

Chocolate Agar Thayer-Martin medium

Back 7

N. gonorrhoeae

Front 8

DOC for N. gonorrhoeae

Back 8

Ceftriaxone

Front 9

Why are patients susceptible to reinfection with N. gonorrhoeae?

Back 9

Pili undergo antigenic and phase variation

Front 10

Microbe associated with Endocarditis and Colorectal CA

Back 10

Streptococcus bovis

Front 11

What does Asplenia predispose to?

Back 11

Encapsulated bacteria

*Some Killers Have Nice Capsules

Front 12

Most common cause of Subacute Bacterial Endocarditis

Back 12

S. viridans

Front 13

1st line DOC for S. pneumo pneumonia

Back 13

Penicillin

Front 14

Markers absent in the HBV window period

Back 14

HBsAg

Anti-HBsAg

Front 15

Cause of Malignant Otitis Externa = Ear pain and drainage (Swimmer's ear)

Back 15

P. aeruginosa

Front 16

Most common cause of acut epiglottitis and purulent bacterial conjunctivitis

Back 16

H. influenza

Front 17

What is Amantadine used for?

Back 17

Influenza A

Front 18

Newborn:
Cutaneous hemorrhages ("blueberry muffin baby")
Deafness
Periventricular CNS Calcifications

Back 18

CMV

Front 19

Newborn:
Mental retardation
Heart abnormalities
Blindness
Encephalitis

Back 19

Rubella

Front 20

Newborn:
Abnormal teeth and bones
Abnormal CNS

Back 20

Congenital Syphilis

Front 21

Newborn:
Chorioretinitis
Intracerebral calcifications
Hydro/microcephaly

Back 21

Toxoplasmosis

Front 22

Ill neonate with widespread granulomas

Back 22

Listeria monocytogenes

Front 23

______ can be transmitted via the birth canal and cause Ophthalmia neonatorum

Back 23

N. gonorrhoeae

Front 24

2 fungi transmitted via bird droppings

Back 24

Cryptococcus

Histoplasma

Front 25

DOC for UTI's

Back 25

Ampicillin

Front 26

Infected adults usually have these symptoms with Parvovirus B19

Back 26

Arthralgias and Arthritis

"slapped cheek" in kids

Front 27

Gram + rod
Spontaneous abortion
Soft cheeses are common source

Back 27

Listeria monocytogenes

Front 28

What is Achalasia?
What could cause it?

Back 28

The failure of a ring of muscle fibers, such as a sphincter of the esophagus, to relax.

T. cruzi = Chagas disease

Front 29

Cold agglutitinins

Back 29

Mycoplasma pneumoniae

Front 30

Most common cause of Lobar pneumonia

Back 30

S. pneumo

Front 31

Rash that begins on the face and spreads to the trunk and extremities including the palms and soles

Back 31

Measles

Front 32

Fish tapeworm that causes Vitamin B12 deficiency resulting in Megaloblastic anemia

Back 32

Diphyllobothrium latum

Front 33

Only 2 bacterial genera that produce spores

Back 33

Bacillus

Clostridium

Front 34

Streptococci that can grown in bile

Back 34

Enterococcus (group D)

Front 35

Group of drugs that induce hemolytic anemia in G-6-P deficiency

Back 35

Sulfamethoxazole
Trimethoprim

Front 36

Lactose fermenting Enterobacteriaceae and their color on MacConkey agar

Back 36

E. coli
Klebsiella

Pink

Front 37

Non-lactose fermenting Enterobacteriaceae and their color on MacConkey agar

Back 37

Salmonella
Shigella
Yersinia

Colorless

Front 38

Rash on hands and feet that spreads centripetally to involve the trunk

Back 38

RMSF

Front 39

Rash that begins on face and then spreads down the body

Back 39

Rubella (german measles)

Front 40

Rash that begins along the hairline then spreads down the trunk to include palms and soles

Back 40

Measles

Front 41

Cause of Whipple's Disease:
infiltration of the intestinal wall and lymphatics by macrophages filled with glycoprotein
PAS-positive macrophages

Back 41

Tropheryma

Front 42

Most common cause of Septic Arthritis in healthy, sexually active adults

Back 42

N. gonorrhoeae

Front 43

Way to differentiate b/w Bacterial and Viral Meningitis

Back 43

Viral = Lymphocytes only in CSF

Bacterial = Neutrophils + Lymphocytes in CSF

Front 44

Cause of Mesenteric Lymphadenitis mimicing acute appendicitis

Associated genotype?

Back 44

Yersinia enterocoliticus

HLA-B27

Front 45

Deficiency that produces the syndrome of Angioedema

Back 45

C1 esterase inhibitor

Front 46

Bacteria requiring Factors V and X

Back 46

H. influenza

Front 47

Bacteria that can grown in cold temperatures (refrigerator)

Back 47

Listeria

Front 48

Cholesterol is required for the growth of this bacteria

Back 48

Mycoplasma

Front 49

Budding yeast and pseudohyphae

Back 49

Candida

Front 50

MOld with nonseptate hyphae

Back 50

Mucor and Rhizopus

Front 51

Mold with Septate hyphae

Back 51

Aspergillus