Evacuees of Afghanistan who have arrived in the United States must be vaccinated against measles and undergo quarantine for 21 days, according to a health advisory issued September 20 by the Centers for Disease Control and Prevention (CDC).

At the time of the announcement, 16 cases of measles among Afghanistan evacuees — a group that includes Afghan nationals and US citizens — had been identified. As previously reported by Medscape Medical News, the US Customs and Border Patrol halted US-bound evacuation flights as of September 10 following recommendations by the CDC.

The health advisory also urged clinicians to be on the lookout for cases of measles, as well as other infectious diseases, such as mumps, malaria, and leishmaniasis. The advisory noted…