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Related Experiment Videos

Streptococcal pyomyositis: case report and review

D S Wheeler1, W D Vazquez, K K Vaux

  • 1Department of Pediatrics, Naval Medical Center, San Diego, California 92134-5000, USA.

Pediatric Emergency Care
|January 9, 1999
PubMed
Summary

Group A beta-hemolytic streptococcus caused chest wall pyomyositis in a child presenting with abdominal pain, without trauma. This unusual case highlights a rare presentation of streptococcal pyomyositis.

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Area of Science:

  • Pediatric infectious diseases
  • Musculoskeletal infections
  • Bacterial pathogenesis

Background:

  • Pyomyositis, a bacterial muscle infection, is typically linked to Staphylococcus aureus and often follows trauma.
  • Group A beta-hemolytic streptococcus (GABHS) is a common pathogen but rarely causes pyomyositis, especially in children.
  • Chest wall involvement in pyomyositis is uncommon.

Observation:

  • A 15-month-old child presented with acute abdominal symptoms and chest wall pyomyositis.
  • The child had no history or physical evidence of trauma to the affected chest wall area.
  • Cultures revealed infection with group A beta-hemolytic streptococcus.

Findings:

  • This case represents an unusual presentation of pyomyositis secondary to GABHS infection.

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  • The absence of trauma and primary varicella infection makes this presentation particularly rare.
  • The abdominal symptoms may have masked or been associated with the primary source of infection.

    • Implications:

    • Highlights the importance of considering GABHS as a cause of pyomyositis, even without typical risk factors.
    • Suggests that pyomyositis can present with atypical symptoms like acute abdominal pain in children.
    • Underscores the need for thorough diagnostic evaluation in pediatric patients with unusual presentations of infectious diseases.