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Transdiaphragmatic Actinobacillus actinomycetemcomitans infection: case report
Summary
This case study details a rare transdiaphragmatic Actinobacillus actinomycetemcomitans infection mimicking abdominal cancer. Prompt diagnosis via prolonged culture and antibiotic treatment led to clinical improvement.
Area of Science:
- Infectious Diseases
- Microbiology
- Surgical Pathology
Background:
- Actinobacillus actinomycetemcomitans is a rare cause of deep-seated infections.
- Transdiaphragmatic infections are uncommon, presenting diagnostic challenges.
- Distinguishing infectious masses from malignancy is crucial in abdominal pathology.
Observation:
- A patient presented with an abdominal mass clinically resembling malignancy.
- The mass was caused by a transdiaphragmatic Actinobacillus actinomycetemcomitans infection.
- Initial presentation mimicked Actinomyces israelii infection.
Findings:
- Prolonged culture of biopsy specimens confirmed Actinobacillus actinomycetemcomitans.
- The identified pathogen demonstrated susceptibility to a broad spectrum of antibiotics.
- Treatment involved a combination of amoxicillin and norfloxacin.
Implications:
- This case highlights the importance of considering rare pathogens in abdominal masses.
- Prolonged culture is essential for diagnosing indolent infections.
- Successful treatment with antibiotics underscores the curability of such infections.