Infectious Disease

February 22, 2024
Both individuals were unvaccinated for measles and were exposed to the virus while visiting another state.
February 21, 2024
A public health investigation has been initiated and LDH will provide additional updates as we are able to collect more information.
December 01, 2023
LDH reports a decrease in new HIV cases from 964 diagnosed with HIV in 2018 to 860 diagnosed in 2022. As of June 2023, the number of individuals living with HIV in Louisiana stands at 22,920.
September 22, 2022
COVID-19 vaccines, including the updated COVID-19 bivalent booster which is authorized for people ages 12 and up, will be available, too.
September 21, 2022
To date this year, Louisiana is reporting a total of 33 NID cases in the state and 3 West Nile fever cases. Five individuals diagnosed with NID in Louisiana have died.
August 24, 2022
The Louisiana Department of Health's (LDH) Office of Public Health (OPH) has confirmed one human case of the potentially deadly neuroinvasive West Nile disease in Acadiana (Region 4). This is the first reported case in Acadiana since 2018.
July 07, 2022
The Louisiana Department of Health is reporting the first detected case of monkeypox infection in a Louisiana resident. This individual is from LDH Region 1 (Orleans, Plaquemines, Jefferson, St. Bernard).
June 30, 2022
The Louisiana Department of Health (LDH) has received reports of West Nile virus present in more than 175 mosquito pools this year, a number much higher than last year at this time, when 13 pools tested positive.
September 09, 2021
The Louisiana Department of Health has confirmed one new case of West Nile virus this week, bringing the total to seven cases in 2021.
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