Infections in Pregnancy Flashcards
how is chicken pox spread?
repisratory droplets
whata re the ysmptoms of chicken pox?
fever
malaise
vesicular rash
normally hamrless in children but what is it like in adults?
higer morbidity - hepitatis, pneumonitis, ecephalitis
chekcnpox complciates ever 3 in ______ pregnancy
1000
small risk of congeital infection if maternal infection is in the first __ weeks of pregnancy
28
what occurs in 2% of maternal pregnant chicken pox?
significant exposure of varicella infection in pregnant women who is unsure if she is immune - what should you do?
what do you do if a pregnant women does develop chicken pox?
how is shingles/herpes zoster caused?
chicken pox reactivation which has remainted dorment
what is parmavirus b19?
50% of pregnant owmen immune
common illness in children
adults may be susceptible
spread by respiratory secretions
causes fever, erythema and rash
most adults are asymptomatic
no vaccine or treatment
what can infection of parmavirus b19 cause in pregnancy?
cardiac failure
hydrops fetalis
foetal death
what is toxoplasmosis?
a disease that results from infection with the Toxoplasma gondii parasite, one of the world’s most common parasites. Infection usually occurs by eating undercooked contaminated meat, exposure from infected cat feces, or mother-to-child transmission during pregnancy
afeect 2 per 1000 pregnancies
what does toxoplasmosis cause?
asymptomatic
or
mild flu like symptoms e.g. sore throat, fever, arthralgia, coryza
whata re the rare complications of toxoplasmosis?
chorioretinitis
encephalitis
myocarditis
pneumonitis
congenital infection is rare but can cause what problems?
D
part 2
what is screen for at booking appointment?
hepatitis B, HIV and syphilis
not hepatitis C
what may HIV increase the risk of?
what are the aims of anti-retroviral treatment (cART)?
how is hepatitis B spread?
Vertical transmission: Passage of a disease-causing agent (pathogen) from mother to baby during the period immediately before and after birth
also through blood and other bodily fluids
many babies born when the mother have hepatitis B are likely………
to have it
women with chornic HBV with a high viral load should be offered what?
tenofovir monotherapy in third triester to reduce risk of tranmission of hepaittis B to the baby
can mothers that are pregnant get a hepaittis B vaccine?
yes as it isnt live
what should the babies get when born if the mother has hepatitis B?
hepatitis C is a ___ virus
RNA
how is hepatitis C spread to the baby?
vertical transmission
1 in 20
higher if motther is also infected with HIV
what are the indicaitons to offer hepatitis C antenatal screening
how is syphilis spread?
Syphilis is a bacterial infection usually spread by sexual contact
caused by the spirochete bacterium Treponema pallidum
how cna syphilis be cured?
course of antibiotics
can you be infecte dmore than once with syphilis?
yes
syphilis is associated with an increased risk of what?
most neomates with syphilis are __________ at birth
asymptomatic
develop symptoms in first 5 weeks
what is a frequent triad of symptoms found in children with syphilis?
