Table. Laboratory results for infectious aetiologies for yellow fever cases, French Guiana, 2017 and 2018 (n = 2).
| Infectious aetiologies | Case 1 | Case 2 |
|---|---|---|
| Yellow fever virus | PCR (blood) pos, IgG neg, IgM pos | PCR (blood) pos, IgG neg, IgM pos |
| Zika virus | PCR neg, IgG neg, IgM neg | IgG neg, IgM neg |
| Chikungunya virus | PCR neg, IgG neg, IgM neg | IgG neg, IgM neg |
| Dengue virus | Antigen NS1 neg, IgG neg, IgM neg | IgG neg, IgM neg |
| Blood cultures for bacteria | Neg | Neg |
| Blood cultures for fungi | Neg | NA |
| Leptospirosis | PCR (urine and blood) neg | PCR (blood) neg |
| Plasmodium spp. | Microscopy neg | Microscopy neg |
| Toxoplasma gondii | IgG pos, IgM neg | NA |
| Trypanosoma cruzi | IgG neg | NA |
| Herpes simplex virus 1/2 | IgG pos, IgM neg | NA |
| Varicella zoster virus | NA | IgG pos, IgM neg |
| Cytomegalovirus | IgG pos, IgM neg | IgG pos/neg, IgM neg |
| Epstein-Barr virus | NA | IgG anti-EBNA pos, IgG anti–VCA pos, IgM anti–VCA neg |
| Hepatitis A virus | Total Ig pos, IgM neg | Total Ig neg, IgM neg |
| Hepatitis B virus | HBsAg neg, anti–HBs neg, anti –HBc neg | HBsAg neg, anti–HBs neg, anti–HBc neg |
| Hepatitis C virus | Total Ig neg | Total Ig neg |
| Human immunodeficiency virus | Ag P24 neg, serology neg | PCR neg |
| Human T-lymphotropic virus | Ig neg | NA |
EBNA: anti-EBV nuclear antigen-1; Ig: Immuno-globulins; NA: Not available; PCR: polymerase chain reaction; VCA: Viral Capsid Antigen Antibody.