Findings of the investigation suggest that the source of the outbreak is focused on Oahu. Eleven (11) individuals are residents of the islands of Hawaii, Kauai, or Maui, and seven visitors have returned to the mainland or overseas.
Although the 50-day maximum incubation period from the date of the scallops embargo has passed, HDOH continues to be alert for people who have had onset of illness earlier but may present late to a clinician, as well as possible secondary cases. Secondary cases have been rare in this outbreak and have been limited to household members of cases or close contacts of cases.
CONFIRMED CASES OF HEPATITIS A – 291
Onset of illness has ranged between 6/12/16 – 10/9/16.