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Pediatrics > Infectious Disease > Flashcards

Infectious Disease Flashcards

0
Q

Organism most closely linked with GBS

A

Campylobacter jejuni

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1
Q

GI illness from water park with oocysts in stool

A

Cryptosporidium (tx with nitazoxanide)

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2
Q

History of influenza increases chance of PNA caused by

A

Staph Aureus

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3
Q

Recent chicken pox increases chance of toxic shock sepsis 2/2

A

Strep pyogenes

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4
Q

Most common cause of catheter related bacteremia

A

Staph epidermidis

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5
Q

Most common bacterial cause of OM, meningitis, PNA, bacteremia

A

Strep pneumoniae

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6
Q

Group A Strep (strep pyogenes) causes (6 things):

A 
Pharyngitis
Impetigo
Strep TSS
Rheumatic fever
Acute GN
Scarlet fever
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7
Q

Treatment of strep throat

A

Pen V x 10 days OR
Amoxicillin OR
Erythromycin x 10 days for PCN-allergic

Or IM pen G x 1

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8
Q

Sandpaper rash

A

Scarlet fever (strep pharyngitis plus rash). Treat like pharyngitis.

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9
Q

Major cause of newborn PNA, bacteremia, and meningitis

A

Group B strep (strep agalactiae)

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10
Q

Strep pyogenes

A

Group A Strep

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11
Q

Strep agalactiae

A

Group B strep

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12
Q

Gram positive rods

A 
Listeria
Corynebacterium 
Arcanobacterium
Bacillus
Clostridium
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13
Q

Gray white pharyngeal membrane, URI, low grade fever, hoarseness

A

Diphtheria

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14
Q

Sheep handler with painless papule, progresses to painless ulcer and eschar.

A

Bacillus anthracis

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15
Q

Presents with scarlet fever like rash and sore throat

A

Arcanobacterium

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16
Q

CXR with PNA and Widened mediastinum

A

Bacillus anthracis

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17
Q

Fried rice left at room temperature

A

Bacillus cereus

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18
Q

Chitterlings

A

Yersinia

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19
Q

Diarrhea with seizures

A

Shigella

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20
Q

Penetrating injury to eye

A

Bacillus cereus

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21
Q

Constipated and hypotonic child

A

Clostridium botulism

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22
Q

Gram negative cocci

A

Neisseria (meningococcus, gonorrhea)

Mortadella

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23
Q

Meningitis prophylaxis for pregnant women

A

Ceftriaxone

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24
Q

Tx for neisseria meningitidis

A

PCN G or ceftriaxone

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25
Q

Concern for complement deficiency in N. Meningitidis

A

Order CH50

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26
Q

Eye ointment at birth is useful for preventing

A

Gonococcal ophthalmia (does not prevent chlamydia)

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27
Q

Nail puncture wounds through a tennis shoe

A

Pseudomonas

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28
Q

IV drug user with endocarditis/osteomyelitis

A

Pseudomonas

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29
Q

Hot tub rash

A

Pseudomonas

30
Q

Diabetics with chronic otitis externa

A

Pseudomonas

31
Q

Round indurated black lesion with central ulceration (etchyma gabgrenosum)

A

Pseudomonas

32
Q

Burkholderia cheap is and burkholderia pseudomallei

A

CF

33
Q

Iguana

A

Salmonella non typhi

34
Q

Diarrhea and rectal prolapse

A

Shigella

35
Q

Apple juice

A

E.coli

36
Q

Sorbitol enhanced agar needed to grow

A

E. Coli O157:H7

37
Q

Confusion, diarrhea, PNA

A

Legionella. Tx with azithromycin

38
Q

Citrobacter in neonate should prompt eval for:

A

Brain abscess

39
Q

Gram negative coccobacilli

A

Haemophilus influenzae
Yersinia
Francisella

40
Q

Most common sequelae of bacterial meningitis

A

Hearing loss

41
Q

What transmits yersinia pestis (plague)

A

Fleas

42
Q

Hemorrhagic PNA

A

Plague PNA (is contagious unlike anthrax PNA)

43
Q

Pseudoappendicitis

A

Yersinia enterocolitica or yersinia pseudotuberculosis

44
Q

Rabbit (tick, deer)

A

Francisella tularensis. Don’t aspirate because contagious. Tx with gentamicin

45
Q

Arkansas + lymph node

A

Tularemia

46
Q

Arkansas, Missouri, Chicago, beaver dams and PNA in hunter with skin lesion

A

Blastomycosis

47
Q

Petechial rash on palms and soles, hyponatremia, fever, muscle aches

A

RMSF (R. Rickettsia). Tx with doxy

48
Q

Tick bite that drops all three cell lines

A

Ehrlichia and Anaplasma

49
Q

Adolescent with PID and IUD

A

Actinomyces

50
Q

Sulfur granules

A

Actinomyces

51
Q

Staccato cough

A

Chlamydia PNA. Tx with oral erythromycin. Watch for pyloric stenosis

52
Q

PNA + splenomegaly + exposure to birds

A

Chlamydia psittaci

53
Q

Hawaii or swimming with your dog

A

Leptospirosis

54
Q

Berry pickets, farmer, gardeners

A

Sporotrichosis. Tx with Po itraconazole

55
Q

Citywide outbreak of watery diarrhea

A

Cryptosporidium

56
Q

Strawberries/raspberries

A

Cyclospora

57
Q

Plasmodium falciparum is resistant to:

A

Chloroquine

58
Q

Duffy RBC antigen is site of attachment

A

Plasmodium vivax

59
Q

Maltese cross in red cell

A

Babesia

60
Q

Sulfuric belching

A

Giardia

61
Q

German measles

A

Rubella

62
Q

Rubeola

A

Measles

63
Q

Congenital disease that increases risk of IDDM

A

Congenital rubella

64
Q

Cough, coryza, conjunctivitis, rash starts at hairline and spreads south

A

Measles

65
Q

Once they have the rash, they are no longer infectious

A

Parvovirus B19, erythema infectiosum, fifths disease

66
Q

5-10% of pregnant woman with this will have fetal loss from hydrops fetalis

A

Parvovirus B19

67
Q

Rash comes out in sunlight or bathtub

A

Parvovirus B19

68
Q

Affects red cell precursors, concern for sickle cell anemia or leukemia

A

Parvovirus B19

69
Q

How to diagnose bacterial endocarditis

A

Blood CX

70
Q

Pastias lines

A

Scarlett fever

71
Q

Fever, cough, coryza, conjunctivitis

A

Measles

72
Q

Causes TSS

A

Staph aureus

73
Q

Serious complication of S Pyogenes TSS

A

Necrotizing fasciitis

Pediatrics (20 decks)

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