Test Results & Interpretations
Overview of Dengue Antibody IgG
It is a test used to diagnose infection with dengue virus. It is usually ordered if you have symptoms like high fever, headaches, bone pains, gum or nose bleeds which might suggest an infection with dengue virus.
Why Get Tested
- If you have signs or symptoms of dengue fever like sudden high fever, severe headaches or pain behind the eye, joint or bone pains, easy bruising or gum and nose bleeds
- No special preparation required
What Results of Dengue Antibody IgG mean?
- If the dengue IgG antibody test is positive, but the IgM is low or negative, it usually indicates that a person had an infection sometime in the past
- If the dengue IgG antibody test titre increase fourfold or greater between an initial sample and one taken 2 to 4 weeks later, then it is likely that a person has had a recent infection
- Positive IgG and IgM antibody tests indicate current infection with dengue virus
- Negative tests for IgM and/or IgG usually mean that the person tested does not have a dengue infection
Patient Concerns about Dengue Antibody IgG
Frequently Asked Questions
Q. Can dengue fever be passed from person to person?
No, the virus is not spread by person to person contact or by exposure to respiratory secretions. The virus is spread when a mosquito bites an infected person and then bites a healthy person.
Q. If I have had dengue fever, can I get it again?
Yes, there are four serotypes of dengue virus. So, once you get dengue fever from one serotype, you can get it again from another serotype.
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