Le khithi isetyenziselwa ukufunyaniswa kwe-in vitro qualitative ye-dengue NS1 antigen kunye ne-IgM/IgG ye-antibody kwi-serum, i-plasma kunye negazi elipheleleyo nge-immunochromatography, njengoxilongo oluncedisayo losulelo lwentsholongwane ye-dengue.