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Cutaneous infections in Trinidad.

M Suite1

  • 1Department of Dermatology, General Hospital, Port of Spain, Trinidad, West Indies.

International Journal of Dermatology
|January 1, 1990
PubMed
Summary

Skin infections often accompany itchy skin diseases. Staphylococcus aureus was the most common bacteria found in skin swabs, suggesting initial treatment with antistaphylococcal antibiotics for skin infections.

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Area of Science:

  • Dermatology
  • Microbiology
  • Infectious Diseases

Background:

  • Skin infections are frequently observed in patients with underlying skin conditions, particularly those involving pruritus (itching).
  • The co-occurrence of skin diseases and bacterial infections necessitates understanding common pathogens and effective treatment strategies.
  • Investigating the relationship between conditions like scabies and secondary infections, such as poststreptococcal glomerulonephritis, is crucial for comprehensive patient care.

Purpose of the Study:

  • To analyze bacteriologic culture and sensitivity testing results from skin swabs of patients with various skin conditions.
  • To identify the most frequently isolated bacteria in skin infections associated with pruritic dermatoses.
  • To evaluate the findings in the context of potential links between scabies and acute poststreptococcal glomerulonephritis.

Main Methods:

  • A retrospective analysis of 131 skin swab cultures from 122 patients over a 22-month period.
  • Bacteriologic culture and antibiotic sensitivity testing were performed on all collected samples.
  • Data were examined to identify common bacterial isolates and their susceptibility patterns.

Main Results:

  • Staphylococcus aureus was the most frequently isolated bacterial species across all analyzed skin swabs.
  • The study identified common bacterial pathogens contributing to skin infections in patients with pruritic conditions.
  • Sensitivity testing results provided insights into antibiotic resistance patterns.

Conclusions:

  • The high prevalence of Staphylococcus aureus suggests it as a primary target for empirical antibiotic therapy in skin infections.
  • Antistaphylococcal antibiotics are recommended as a first-line treatment option when culture results are pending.
  • Understanding common bacterial flora aids in guiding appropriate and timely management of skin infections.

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