ID - harder things to remember Flashcards

1
Q

what causes erythema infectiosum

A

parvovirus B19

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2
Q

sx erythema infectiosum

A

viral sx followed by erythematous molar rash with a slapped cheek appearance and circumoral pallor

might have lacy, reticular maculopapular rash on extremities

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3
Q

one unique thing that erythema infectiosum can cause

A

aplastic crisis - obtain NAAT if this is the case to identify parvovirus B19

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4
Q

tx erythema infectiosum

A

supportive

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5
Q

HFM disease is caused by

A

Coxsackievirus A virus

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6
Q

sx HFM

A

mild fever and URI sx –> erythematous macules that become painful and oral vesicles surrounded by a thin halo of erythema –> grey-ish yellow vesicular macular or maculopapular nonpruritic contender skin lesions in distal extremities - includes palms and soles

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7
Q

does HFM involve palms and soles

A

yes

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8
Q

tx HFM

A

supportive

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9
Q

pertussis is also called

A

whooping cough

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10
Q

sx pertussis

A

catarrhal phase - URI sx
paroxysmal phase - severe paroxysmal coughing fits with inspiratory whooping sound; post-tussive vomiting
convalescent phase - resolution of cough

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11
Q

dx pertussis

A

order throat culture and PCR; can be clinical dx

CBC - absolute lymphocytosis

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12
Q

tx pertussis

A

macrolides; supportive

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13
Q

Sx measles

A

HIGH FEVER + cough, coryza (inflammation of mucus membranes + discharge), conjunctivitis

Koplik spots - pale white or blue papule with an erythematous base on buccal mucosa

rash - morbilliform, brick red rash beginning at hairline and spreading downwards

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14
Q

tx measles

A

supportive

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15
Q

complications of measles

A

diarrhea MC
pneumonia MC cause of measles-related death

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16
Q

rubella is also called

A

German measles

17
Q

measles is also called

18
Q

sx rubella

A

low grade fever
lymphadenopathy (posterior cervical and posterior auricular)
pink or light red maculopapular rash that spreads to trunk and extremities

Forchheimer spots - smalll red macules or petechiae on soft palate (also seen w scarlet fever)

may have arthralgia and arthritis

19
Q

in what two diseases do you see Forchheimer spots

A

rubella
scarlet fever

20
Q

tx rubella

A

supportive

21
Q

does measles rash blanch

22
Q

roseola is MC caused by

23
Q

sx roseola

A

HIGH FEVER and lymphadenopathy - child appears well

rash - rose-pink, macular or maculopapular, blanch able rash beginning on trunk and neck before spreading to FACE

nagayama spots - erythematous papule, macules, ulcers on soft palate and uvula

24
Q

tx roseola

A

supportive

25
does the rash of roseola blanch
YES
26
does child appear in distress for roseola
NO - appears well; may be irritated
27
what is the triad for toxoplasmosis
hydrocephalus intracranial calcifications chorioretinitis
28
how is toxoplasmosis transmitted
fecal-oral
29
how to diagnose toxoplasmosis
PCR and CT
30
tx toxoplasmosis
pyrimethamine, sulfadiazine, folinic acid x 1 year can add prednisone
31
what is the most common congenital viral infection
CMV
32
sx congenital CMV
blueberry muffin-like rash - hemorrhagic purpuric eruptions jaundice hepatosplenomegaly microcephaly
33
what is the MC sequelae of congenital CMV
sensorineural hearing loss
34
dx congenital CMV
PCR
35
tx congenital CMV
Ganciclovir valganciclovir if life threatening
36