rubella Flashcards

1
Q

moa

A

Respiratory and transplacental

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2
Q

epi

A

typically school age ( MILD) kida but dults and pregz too

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3
Q

ip

A

18 days

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4
Q

where Does the rash begin

A

on the face and then descends down spares limbs

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5
Q

vaccination program

A

MMR - 1 YEAR 2nd dose when 11-13

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6
Q

gregg triad

A

deafness, catarcat, heart (pda)

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7
Q

what lymph nodes are classicaly affcetd

A

post auricular- Theodore sign

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8
Q

treatment

A

suppirtive

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9
Q

any charcateristic sign

A

forcheimer spots - but not pathognomic

a fleeting enanthem seen as small, red spots (petechiae) on the soft palate in 20% of patients with rubella.

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10
Q

But characteristics of the rash between adults and children

A

In children, the rash does not itch

In adults, the rash is very itchy

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11
Q

complications

A

thrombocytopenia
arthritis- Up to 70% of women who get rubella may experience arthritis; this is rare in children and men.
encephaliits/menigoencephalitis

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12
Q

prognosis

A

often self limiitng more sever in preggo for baby

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13
Q

important info about infectivity

A

people are infective 1 week b4 rash and 1 week after

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14
Q

how long rash

A

3 days

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15
Q

is there treatment for pregnant women

A

they may be treated with hyperimmunogloblin but this may not clear the baby

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16
Q

another name for rubella

A

german measles or 3 day measles

17
Q

what’s the problem with congenital rubella

A

the babies can shed the virus for up to 2 years so need some sort of contact isolation set up unless pcr and tests have proven negative months apart,

18
Q

how would you describe the stages

A

prodromal period is uncommon

and usually rash is the first manifetstaioon but before that lymphadenopathy occurs (theordores sign)

19
Q

diagnosis

A

is unreliable because clinical picture is not very speicif and also labs are unremarkable may show leukopenia . main way is PCR AND ELISA (IG M in a single sample is false +?)

20
Q

dx

A

eneteroborus
parvovirus b19
toxoplasmosis + cmv -other torch infections
modified measles

21
Q

what to do if a pregnant woman who is unvaccinated catches rubella

A

advice for termination of pregnancy counselling

22
Q

what to do if there is an unvaccinated pregnant woman

A

advice for vaccination

23
Q

are patients still infectious even after rash

A

yes need to isolate up to 7 days after rash

24
Q

measures

A

isolate 7 days after rash

and if congenital isolate until > 1 years old

25
Q

what is the period of infectivity

A

approx 8 days before and 8 days after the rash

26
Q

measures

A

should be isolated for 5 days after the rash appear (same as measles)

people of contact should be monitored for 20 days