From: A longitudinal evaluation of Treponema pallidumPCR testing in early syphilis
Case number | Clinical status | Baseline test results | Treatment | Intermittent negative EIA results | Follow-up positive serology tests | Syphilis seroconversion classification | |||||
---|---|---|---|---|---|---|---|---|---|---|---|
Site of ulcer | Prior syphilis | HIV status (CD4 cells/ul) | Syphilis PCR | HSV PCR | EIA/RPR/TPHA/FTA | Days since baseline | Days since baseline | Days since baseline | EIA/RPR/TPHA/FTA | ||
1 | Anus | No | N | P | N | N | 14 | - | 7 | P/N//P/P | Delayed |
2 | Penis and perianal | Yes | N | P | N | P/N/P/P | 5 | - | 21 | P/1:4/P/P | Delayed |
3 | Penis | No | N | P | N | N | 11 | 7, 14 | 35 | P/N/P/P | Delayed |
4 | Penis | No | P (774) | P | ND | N | 6 | 14,42,72 | 170 | P/N/P/P | Delayed or re-infection |
5 | Anus | No | P (646) | P | N | N | 7 | 426 | - | - | Persistent negative at 14 months |