Rashes Flashcards
(24 cards)
A child presenting with a maculopapular rash, strawberry tongue and fever for 5 days suggests what
Kawasaki disease
What blood tests indicate kawasaki disease?
inc WBC, platelets, ESR and CRP
How should kawasaki disease be investigated ?
ECHO
How should kawasaki disease be managed?
IVIG and aspirn
How does IgA vasculitis present?
purpura
arthralgia
abdominal pain
haematuria
How long after a virus does IgA vasculitis present?
1-2wks
How is IgA vasculitis managed?
supportively with paracetamol and NSAIDs
What is the prognosis for IgA vasculitis?
A third of patients have a recurrence of the disease within 6 months. 1% of patients will go on to develop end stage renal failure.
How does scarlet fever present?
initial sore throat + fever
then rough, sandpaper rash
strawberry tongue
What causes scarlet fever?
group a strep eg strep pyogenes
How is scarlet fever managed?
10 days of phenoxymethlypenicillin
How does measles present?
fever
white spots in mouth
cough
maculopapular rash spreading down
How long should a child with measles be off school for?
until 5 days after the rash starts
How does rubella present?
maculopapular rash spreading downwards
fever
Who is seriously affected by rubella?
congenital
if <10wks can cause deafness and deformity
What is ITP?
immune thrombocytopaenic purpura
autoimmune destruction of platelets
post-viral in children, chronic in adults
How does ITP present?
petechiae + purpura
bruising
epistaxis
What causes roseola infantum?
human herpes 6 virus
How does roseola infantum present?
child under 2 with a high fever and generalised rash
What causes slapped cheek syndrome?
parvovirus
How does slapped cheek syndrome present?
fever, malaise, erythema on cheeks
if a pregnant woman <20wks is exposed to chicken pox how should she be managed?
give immediate immunoglobulin
if a pregnant woman >20wks is exposed to chicken pox how should she be managed?
give immunoglobulin or antiviral in 7-10 days if not immune
Manage a woman >20wks in pregnancy who is exposed to chickenpox and then develops a rash
oral aciclovir
