The County is investigating the first ever case of locally acquired dengue. The Escondido resident who became sick with dengue did not travel to an area where the mosquito transmitted illness is common.

Los Angeles County reported five cases of locally contracted dengue this year, and Long Beach and Pasadena each had their first cases of locally acquired dengue in late 2023.

The San Diego County Health Department is investigating the first-ever case of locally acquired dengue fever after an Escondido resident fell ill without a recent history of travel to endemic areas.

In this week's Medical Roundup, Dr. Michael Daignault talks about the locally acquired dengue cases seen in LA County as well as new CPR guidelines.