[Acute rheumatic fever: a report]

Area of Science:

• Rheumatology
• Pediatrics
• Infectious Diseases

Context:

• Acute rheumatic fever (ARF) is a significant global health issue, particularly affecting pediatric populations.
• Recent literature indicates a potential increase in ARF cases, necessitating further investigation into its epidemiology and clinical presentation.
• Understanding ARF's varied manifestations, including joint involvement, cardiac disease, and chorea minor, is crucial for timely diagnosis and management.

Purpose:

• To evaluate the clinical characteristics and epidemiological trends of acute rheumatic fever (ARF) cases diagnosed at a Pediatric Teaching Hospital between 1988 and 1997.
• To assess the association between ARF presentation and preceding streptococcal pharyngitis, including clinical history and laboratory findings.

Summary:

• The study analyzed ARF cases from 1988-1997, observing frequent joint involvement alongside cardiac disease and chorea minor.
• Approximately 50% of pediatric ARF patients did not report a history of febrile tonsillopharyngitis preceding ARF.
• Crucially, no throat swabs were positive for group A beta-hemolytic streptococci, suggesting ARF can occur without overt signs of streptococcal infection.

Impact:

• These findings underscore the importance of prompt diagnosis and treatment of streptococcal pharyngitis to prevent ARF.
• The study suggests that ARF may develop even in the absence of clear clinical or microbiological evidence of a preceding streptococcal infection, complicating diagnosis.
• This highlights the need for heightened clinical suspicion for ARF in pediatric patients, even with atypical or absent preceding infection history.