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Analysis of long-term prognosis and influencing factors of congenital syphilis

Analysis of long-term prognosis and influencing factors of congenital syphilis

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2300072172
Enrollment
Unknown
Registered
2023-06-05
Start date
2023-06-12
Completion date
Unknown
Last updated
2023-06-12

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Congenital syphilis

Interventions

Group of congenital syphilis:None

Sponsors

Children's Hospital of Chongqing Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
No minimum to 3 Years

Inclusion criteria

Inclusion criteria: Congenital syphilis confirmed during hospitalization: Children born to pregnant women with syphilis infection can be diagnosed as congenital syphilis if they meet any of the following criteria: 1). The child's skin and mucous membrane damage or tissue samples have positive pathogenic tests (pathogenic testing methods include dark field microscopy, silver staining microscopy, and nucleic acid amplification test); 2) Positive IgM antibody test for Treponema pallidum at birth; 3) The quantitative test result of non syphilitic spirochete serological test at birth is positive, with a titer greater than or equal to 4 times the mother's pre delivery titer (2 dilutions), and the syphilitic spirochete serological test result is positive; 4) Children who cannot be diagnosed with congenital syphilis at birth, and whose non Treponema pallidum serological test results change from negative to positive or increase by 4 times the titer (2 dilutions) during any follow-up process, and whose Treponema pallidum serological test is positive; 5) Children who have not been diagnosed with congenital syphilis before 18 months of age still have positive serological tests for Treponema pallidum after 18 months of age.

Exclusion criteria

Exclusion criteria: Does not meet diagnostic criteria

Design outcomes

Primary

MeasureTime frame
Congenital syphilis incidence rate;

Secondary

MeasureTime frame
Incidence of syphilitic encephalitis;

Countries

China

Contacts

Public ContactShi yuan

No. 136, Zhongshan 2nd Road, Yuzhong District, Chongqing

lx198691lx@163.com+86 132 0612 1943

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026