TABLE 4.
Results for legionellosis diagnosis in 10 first samples testing negative for antigenuria but positive by serology
| Technique | Result for patient no.: |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 020a | 164 | 189 | 410 | 436 | 538 | 539 | 668 | 762 | 789 | |
| Antigenuria detection | − | − | − | − | − | − | − | − | − | − |
| ELISA for IgM | + | + | − | + | + | + | + | + | + | + |
| ELISA for IgG plus IgM | + | − | + | − | − | − | − | − | − | + |
| IFA for IgM | + | − | − | − | − | + | − | − | − | − |
| IFA for IgG | + | − | − | − | − | − | − | − | − | − |
| IFA for IgA | +/− | − | − | − | − | − | − | − | − | + |
| IFA for polyimmunoglobulin | − | − | − | − | − | − | − | − | − | − |
| Seroconversion | NAb | + | + | NA | + | NA | + | − | + | + |
a
Time of collection was not accurately recorded for this sample
b
NA, second sample not available.