See a healthcare professional if you have fever, headache, eye pain, muscle or joint pain, rash, nausea, vomiting, or bleeding
Get a dengue NS1 antigen test during the first 1 to 5 days of illness
Get a dengue PCR test during the first 1 to 7 days of illness
Get a dengue IgM and IgG antibody blood test after about day 5 of illness
Repeat testing if the first test is negative but dengue is still suspected
Ask for a complete blood count to check platelet count and white blood cell count
Ask for liver function tests if dengue is suspected
Seek urgent medical care if you have severe abdominal pain, persistent vomiting, bleeding, trouble breathing, or confusion