When to Suspect and Test for Measles
Remember the clinical case definition for measles:
• A generalized maculopapular rash, and
• Fever of 101oF (38.3oC) or higher, and
• Cough, coryza, or conjunctivitis
Known exposure OR international
travel in past 30 days?
no
yes
Rash + fever +
cough, coryza, or
conjunctivitis?
Rash + fever?
yes
Suspect and test
for measles
no
yes
no
Not suspect,
do not test
Suspect and test
for measles
Note:
• If patient has known exposure to a confirmed case, and the timing of symptoms is compatible with
prodromal phase of measles, advise isolation and test when/if clinical case definition is met.
• Suspicion should be higher if the suspect case is unvaccinated.
• Consider and test for other causes of generalized rash and fever such as Strep rash (Scarlet fever), Roseola,
Fifth Disease, Kawasaki disease and drug reactions.
If you have a suspect measles case:
• Notify MDH immediately by calling 651-201-5414 or 1-877-676-5414.
• Get specimen collection and lab testing information at
www.health.state.mn.us/divs/idepc/diseases/measles/hcp/labtesting.html.
• Follow the steps to Minimize Measles Transmission in Health Care Settings found at
www.health.state.mn.us/divs/idepc/diseases/measles/hcp/minimize.html.
4/2016