Measles

Question 1

Cause

Answer 1

RNA paramyxovirus

Question 2

transmission

Answer 2

aerosol transmission

Question 3

infective period

Answer 3

infective from prodrome until 4 days after rash starts

Question 4

incubation period

Answer 4

10-14 days

Question 5

features in prodromal phase

Answer 5

irritable
conjunctivitis
fever

Question 6

other key features

Answer 6

koplik spots - develop before rash

rash

some may experience diarrhoea

Question 7

what is the journey of the rash like?

Answer 7

starts - behind ears

then - whole body

Question 8

what is the rash like in measles?

Answer 8

maculopapular rash - blotchy and confluent

desquamation that spares the palms and soles by occur after a week

Question 9

Ix

Answer 9

IgM antibodies with in few days of rash onset

Question 10

Mx

Answer 10

supportive

notify public health

Question 11

admission for who

Answer 11

immunosuppressed or pregnant women

Question 12

complications common

Answer 12

otitis media - most common

pneumonia - most common

Question 13

other complications

Answer 13

encephalitis

subacute sclerosing pan encephalitis - rare

febrile convulsions

keratoconjunctivitis

corneal ulcer

diarrhoea

appendicitis

myocarditis

Question 14

Mx of contacts

Answer 14

MMR offered - if not vaccined and comes in contact

given with in 72 hours of contact