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Related Experiment Videos

Blistering dactylitis caused by group B streptococci.

I J Frieden1

  • 1Department of Dermatology, School of Medicine, University of California, San Francisco 94143-0316.

Pediatric Dermatology
|December 1, 1989
PubMed
Summary

Group B streptococci can cause blistering dactylitis, a condition presenting as finger and palm blisters in infants. This finding expands the known causes of this pediatric skin condition.

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Area of Science:

  • Pediatric Dermatology
  • Infectious Diseases
  • Bacterial Pathogenesis

Background:

  • Dactylitis, or inflammation of digits, can manifest with blistering lesions.
  • Group A streptococci are a well-established cause of blistering infections in children.
  • Understanding the etiology of pediatric blistering conditions is crucial for timely diagnosis and treatment.

Observation:

  • A 6-month-old infant presented with blisters on the volar aspect of the index finger and palm.
  • Bacterial cultures were obtained from the affected area.
  • Cultures identified the presence of group B streptococci.

Findings:

  • Group B streptococci were identified as the causative agent in this case of blistering dactylitis.
  • This case demonstrates that group B streptococci, similar to group A streptococci, can induce blistering lesions in infants.
  • The clinical presentation included characteristic vesicular or bullous lesions on the digits and palm.

Implications:

  • The differential diagnosis for blistering dactylitis in infants should include group B streptococcal infections.
  • Early identification of the specific streptococcal species is important for appropriate antibiotic selection and management.
  • This finding contributes to the understanding of streptococcal disease spectrum in pediatric populations.

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