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Updated: Aug 10, 2026

Determining Soil-transmitted Helminth Infection Status and Physical Fitness of School-aged Children
Published on: August 22, 2012
Preschoolers with syphilis
C W Christian1, J Lavelle, L M Bell
1Division of General Pediatrics, Children's Hospital of Philadelphia, University of Pennsylvania School of Medicine, Philadelphia, PA 19104, USA.
Insights
Syphilis in preschoolers is a growing concern, with three cases highlighting diagnostic challenges. Identifying the source of infection and distinguishing congenital from acquired syphilis in young children is difficult.
Area of Science:
- Pediatric Infectious Diseases
- Public Health Epidemiology
- Clinical Dermatology
Background:
- Syphilis incidence is rising in adult and pediatric populations.
- Syphilis in preschoolers is underrepresented in current medical literature.
- Challenges exist in diagnosing and managing syphilis in young children.
Observation:
- Three preschool-aged children (3-4 years) were diagnosed with syphilis.
- Clinical presentations varied, including nephrosis, secondary syphilis with rash, and subtle late congenital infection signs.
- Sources of infection were difficult to ascertain, with likely sexual abuse suspected in all cases.
Findings:
- Diagnostic difficulties include differentiating acquired from congenital syphilis.
- Challenges involve recognizing clinical signs, obtaining histories from young children, and interpreting prenatal/neonatal testing.
- Inadequate follow-up and evolving treatment guidelines complicate management.
Implications:
- Physicians must be vigilant for syphilis in preschoolers due to increasing prevalence.
- Improved diagnostic and evaluation guidelines are needed for young children.
- Addressing challenges in interviewing child sexual abuse victims is crucial for protection and care.
Abstract:
Syphilis in preschoolers is rarely described in current medical literature, despite the rise in syphilis in both the adult and the pediatric populations during the past decade. Since that time, 3 children between 3 and 4 years of age have been diagnosed with syphilis at the Children's Hospital of Philadelphia. The presentations and clinical manifestations of syphilis in these 3 children are described, and the difficulty in identifying the source of infection is discussed. The presentations of these children included nephrosis and secondary syphilis, the corymbiform and palmar rash of syphilis, and subtle signs of late congenital infection in an otherwise asymptomatic child. One child had documented congenital infection, 1 had probable congenital infection that went untreated, and 1 did not have appropriate neonatal testing documented. None of the children gave a verbal history of sexual abuse, although it is likely that all three cases resulted from sexual abuse. The evaluation of preschool children with syphilis is confounded by the interpretation of acquired infection in consideration of a history of possible or documented congenital disease. The assessment is complicated further by problems with recognition of clinical disease, the inability of young children to provide a history, prenatal and neonatal testing methods used, changes in treatment recommendations made during the past decade, and inadequate follow-up to document cure of congenitally infected infants. With the increase in syphilis seen in recent years, physicians are more likely to encounter preschoolers with syphilis. Our ability to document acquired infection, however, is hampered by the difficulties encountered in following recommended guidelines for evaluation and follow-up and by limitations in interviewing young victims of sexual abuse, which may impair our ability to protect children from additional harm. Understanding the pathophysiology and progression of this disease remains challenging even in this modern era.
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