Volume 9, Number 12—December 2003
Scrub Typhus Reemergence in the Maldives
|IgM (+) + IgG (+)
|Total samples tested
|PCRe and agarose gel electrophoresis positive results:||2 of 4|
aIndirect immunoperoxidase test (positive if titer was ≥1:400) (15).
b Indirect immunofluorescent antibody test (positive if titer was ≥1:50) (15).
cEnzyme-linked immunosorbent assay (positive if PanBio units >11) (15).
dPositive immunoglobulin (Ig) M plus IgG results indicate active Orientia tsustugamushi infection. IgG without IgM indicates the persistence of IgG after a primary infection but with no active infection. The absence of both IgG and IgM indicates no exposure or a very early stage of infection (15).
ePolymerase chain reaction for O. tsustugamushi DNA (13).
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- Centers for Disease Control and Prevention,
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