Since early 2017, the County of San Diego Health and Human Services Agency has been investigating a local Hepatitis A outbreak. The outbreak investigation is ongoing. To date, no common source of food, beverage, or other cause has been identified; as a result, the source of the outbreak remains undetermined.
On September 1, 2017, the San Diego Public Health Officer declared a local public health emergency due to the ongoing hepatitis A virus outbreak. As of September 19, 2017, there have been 444 cases and 16 deaths associated with the 2017 San Diego County hepatitis A outbreak.
This update was prepared by our Chief Medical Officer, Randall Browning, MD.