Peds Microbiology

Question 1

Bullous Myrigitis

Answer 1

Mycoplasma

Question 2

High fever and low neutrophils may lead to what

Answer 2

fungal infection

Amphotericin B is active against a broad array of fungi, including Candida, Aspergillus,
Zygomycetes, Histoplasma, and Coccoides immitis.

Question 3

mcc newborn sepsis

Answer 3

GBS

Question 4

sepsis in preterm infant

Answer 4

enterococcus

Question 5

infants with indwelling catheters

Answer 5

Coag neg. staph

Question 6

late onset sepsis in ICU

Answer 6

Klebsiella,
Enterobacter
Pseudomonas

Question 7

sepsis protocol antibiotics

Answer 7

Ampicillin-Gent for Gram +

cefetaxime for uti?

Question 8

newborns with seizures

Answer 8

think HSV encephalitis

Question 9

listeriosis mother

Answer 9

flu-like sx such as fever, body aches, and fatigue causes neonatal meningitis (3rd most common)

Question 10

petechial rash on axilla, wrists, flanks, ankles ages 3-14

Answer 10

meningococcal meningitis

Question 11

maculopapular rash
hepatospleenomegally
microcephaly
chorioretinitis
hydrocephalus
intracranial calcifications

Answer 11

congenital toxoplasmosis

Question 12

mcc neonatal sepsis

Answer 12

1 GBS
2 e coli
3 listeriosis

Question 13

MCC osteomylitis

Answer 13

Staph Aureus

Question 14

Hemolytic Uremia caused by what bacteria

Answer 14

E. Coli

Question 15

Triad of HUS

Answer 15

uremia,
thrombocytopenia,
hemolytic anemia

Question 16

watery painless diarrhea

Answer 16

cholera

Question 17

Salmonella

Answer 17

Rose spots on abdomen
weeks of diarrhea

may progress to bone kidney and joint

Question 18

Trachoma

Answer 18

Chlamydia trachmatis characterized by follicular conjunctivitis and neovascularization in cornea

Question 19

follicular conjunctivitis and neovascularization in cornea

Answer 19

Trachoma

Question 20

what follows untreated strep infection

Answer 20

Rheumatic Fever

Question 21

what may indicate serum sickness

Answer 21

fever,
urticaria (hives)
polyarthralgia

Question 22

fever,
arthralgia,
palpable purpura

after a viral infection… mediated by what

Answer 22

IgA mediated

Henoch-Schonlein

Question 23

vermicularis tx

Answer 23

Albendazole or

Pyrantel Pamoate

Question 24

chagas dz

Answer 24

RBBB and megacolon

Question 25

dry cough/wheezing abdominal pain urticaria

Answer 25

Strongyloidiasis

Question 26

Strongyloidiasis tx

Answer 26

Ivermectin

Question 27

Ocular lesions | dermatitis

Answer 27

Onchoceriasis

Question 28

Onchoceriasis tx

Answer 28

Ivermectin

Question 29

Protazoan liver abcess tx

Answer 29

Metronidazole

Question 30

Impetigo tx

Answer 30

topical mupriocin

Question 31

HIV testing from birth to 18 months

Answer 31

PCR = gold standard

Question 32

Congenital Toxoplasmosis symptomatic or no?

Answer 32

asymptomatic until adulthood then develop chorioretinitis

Question 33

Congenital Toxoplasmosis constellation of findings

Answer 33

``` maculopapular rash hepatospleenomegally microcephaly chorioretinitis hydrocephalus intracranial calcifications ```

Question 34

failure to thrive lymphadenopathy thrush

Answer 34

HIV in infant

Question 35

Headache GI symptoms Rash on palms and soles

Answer 35

RMSF Tx.: Doxy

Question 36

Tinea Capitus cause How to dx

Answer 36

Trichopyton Tonsurans or Microsporum Dx: KOH prep (spaghetti and meatballs?)

Question 37

Head Lice

Answer 37

Pediculosis Capitis

Question 38

acyclovir and chicken pox... when

Answer 38

only during active infection

Question 39

umbilical cord infection organism

Answer 39

Clostridium Tentani spasms and opisthotonus (spasm of the muscles causing backward arching of the head, neck, and spine)

Question 40

scarlet fever tx

Answer 40

Penicillin V

Question 41

Herpangina caused by

Answer 41

Coxsackie A High fever, severe sore throat with inability to swallow Ulcerative lesions on palate, tonsils, pharynx If lesions on Palms and Soles too = Hand, foot, mouth

Question 42

High fever, severe sore throat with inability to swallow Ulcerative lesions on palate, tonsils, pharynx

Answer 42

Herpangina is a throat infection (Coxsackie A)

Question 43

cystic fibrosis infx

Answer 43

Gram - is Pseudomonas | Gram + is Staph aureus

Question 44

Scabies location

Answer 44

where its warm | between fingers, toes, groin

Question 45

tinea versicolor what organism what it look like tx?

Answer 45

malassezia furfur spaghetti and meatballs Lotrimine or selson blue

Question 46

impetigo tx

Answer 46

penicllin / clindamycin

Question 47

scarlet fever

Answer 47

starts under arms strawberry tongue sandpaper rash

Question 48

Rash on face clears then moves to legs

Answer 48

what exanthem

Question 49

spiked fever trunk to fase almond shaped macules

Answer 49

Roseola

Question 50

Roseola what virus

Answer 50

HSV 5-6

Question 51

encapsulated organisms

Answer 51

S. Pneumo H Flu N. Meningitides

Question 52

pertussis tx

Answer 52

macrolides

Question 53

Borrelia burgdorferi tx what coexisting infx what tick

Answer 53

Lyme Amoxicillin (only use doxy if suspect Anaplasma Phagocytohila) Ixodes tick

Question 54

when useIV ceftriaxone for Lyme

Answer 54

if concerned for meningitis or heart block

Question 55

measles does what to a CBC

Answer 55

leukopenia (T-Cell cytopenia) | thrombocytopenia

Question 56

what vitamin to give measles

Answer 56

Vitamin A

Question 57

HUS vs. HSP

Answer 57

HUS has diarrhea

Question 58

membranous croup

Answer 58

diphtheria that may present similar to croup

Question 59

California dust has

Answer 59

Botulism spores (watch out for raw honey!)

Question 60

what infx causes lymphocyte predominant leukocytosis

Answer 60

Pertussis

Question 61

Pertussis phases

Answer 61

1st two weeks = rhinorrhea next 4 weeks = whoop with posttussive emesis next 4 weeks = resolution

Question 62

Pertussis tx

Answer 62

macrolides