Norwegian public well being officers are investigating an outbreak of hepatitis A that has affected 10 individuals.
The Norwegian Institute of Public Well being (FHI) reported an investigation has been began with native well being companies and the Norwegian Meals Security Authority (Mattilsynet) however the suspected supply is unknown.
An infection has been detected in 10 individuals residing in a number of counties. One other two individuals are suspected of being a part of the outbreak.
Samples had been taken from April to September and sequencing reveals hepatitis A virus (HAV) with an similar sequence of genotype 1A in the entire sufferers. This implies they had been contaminated from the identical supply.
Sick individuals are between 25 and 80 years previous with a median age of 53. Sixty % are males.
Broadly distributed meals suspected
Six sufferers dwell in Viken, two in Trøndelag and one every in Oslo, Vestfold og Telemark, Innlandet and Troms og Finnmark.
“None of these contaminated have traveled overseas. Primarily based on the place they dwell, it’s seemingly that they’re contaminated by a meals that’s broadly distributed,” stated Heidi Lange from FHI.
Sufferers are being interviewed about what they ate or drank earlier than changing into in poor health. The time from an individual changing into contaminated with hepatitis A till signs develop might be from two to 6 weeks, however is often round 4 weeks.
The newest outbreak of hepatitis A in Norway, in 2014, was linked to frozen berries. The Norwegian Meals Security Authority advises that folks boil frozen berries for one minute earlier than utilizing them in recipes that aren’t warmth handled.
Hepatitis A is unfold when somebody ingests the virus by shut contact with an contaminated individual or by having contaminated meals or drinks. Signs embody irritation of the liver, fever, low urge for food, nausea, vomiting, diarrhea, muscle aches, and yellowing within the whites of the eyes and the pores and skin (jaundice).
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