/Hepatitis Outbreak

Public Health Update: Health District declares end to Hepatitis A Outbreak

The Health District first reported the hepatitis A outbreak in June 2019. Nevada was one of more than 30 states that experienced an outbreak of hepatitis A associated with person-to-person transmission since 2016. Through case investigation and contact tracing, it was determined the first case associated with the outbreak in Clark County developed symptoms in November 2018. Over the course of the outbreak, there were 107 outbreak-related cases, 94 hospitalizations, and one death.


Hepatitis A outbreak cases increase to 83 in Southern Nevada

In June, the Southern Nevada Health District announced Clark County was experiencing an outbreak of hepatitis A cases. Since November 2018, the Health District has reported 83 outbreak-associated cases of hepatitis A. In the past few years total cases reported have been significantly lower: 39 cases reported in 2018; 13 cases in 2017; and six reported cases in 2016. People who are at increased risk for infection include people who use drugs and those experiencing homelessness. Of the reported cases, more than 92 percent were people who used drugs (injection or non-injection), and more than 80 percent were among people experiencing homelessness. Weekly hepatitis A outbreak updates will be available on the Health District website at www.SNHD.info/hep-a-control.


Outbreak – Hepatitis A

Hepatitis A cases have been steadily increasing in Clark County. Between January 1 and June 30, 2019, there were 49 outbreak-associated cases of hepatitis A. In 2018 there were 39 cases, in 2017 there were 13 cases, and in 2016 there were 12 cases. Of the outbreak cases reported in 2019, 94 percent were injection and/or non-injection drug users and 80 percent were among those experiencing homelessness.


Health District declares acute hepatitis A outbreak in Clark County

The Southern Nevada Health District has confirmed a significant increase in the number of acute hepatitis A cases in Clark County. Between January 1, 2019, and May 31, 2019, there have been 37 reported acute hepatitis A cases, compared to 17 reported cases in 2018, no reported case in 2017, and six reported cases in 2016 during the same period.

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