HEV infection is also called as enterically transmitted non-A non-B hepatitis (ET-NANA), epidemic non-A non-B hepatitis, faecal –oral non A-non-B hepatitis, A-like non-A non-B hepatitis. The virus is transmitted primarily through faecal oral route, ingestion of contaminated water.
This test is used to diagnose acute infection...
Positive : ≤0.90
Equivocal : 0.91-1.10
Negative : ≥1.11
When to get Tested
When there is s/s of Hepatitis E ( Jaundice, Anorexia, hepatomegaly, abdominal pain and tenderness, nausea, vomiting and fever)
Differential diagnosis of hepatitis especially HAV
High titre of rheumatoid factor
Passive antibody transfer
False negative: -
Early acute infection
Prolonged storage of blood sample
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