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Abdominal actinomycosis

F M E Wagenlehner1, B Mohren, K G Naber

  • 1First Department of Surgery, St Elisabeth, Straubing, Germany. Wagenlehner@AOL.com

Insights

Actinomycosis, a rare abdominal infection, is increasingly diagnosed. This study highlights three cases, emphasizing histopathology for diagnosis and combined surgery with antibiotics for successful treatment, even in extensive cases.

Area of Science:

  • Medical Microbiology
  • Infectious Diseases
  • Surgical Pathology

Background:

  • Actinomycosis, caused by Actinomyces species, presents as rare intra-abdominal and extraperitoneal infections.
  • Recent years show an increased frequency in diagnosis of these infections.
  • Intrauterine devices (IUDs) are a potential associated factor.

Purpose of the Study:

  • To report three cases of abdominal actinomycosis.
  • To review the literature on abdominal actinomycosis from the last eight years.
  • To emphasize diagnostic and therapeutic strategies for this rare condition.

Main Methods:

  • Diagnosis was established solely through histopathologic examination in all three reported cases.
  • A comprehensive literature review of abdominal actinomycosis cases from the past eight years was conducted.
  • Treatment involved surgical resection of infected tissue combined with prolonged antibiotic administration.

Main Results:

  • Three cases of abdominal actinomycosis were successfully treated.
  • Histopathologic examination proved crucial for definitive diagnosis.
  • Combined surgical and antibiotic therapy led to complete recovery without recurrence in all patients.
  • The literature review supports the efficacy of combined treatment even for extensive infections.

Conclusions:

  • Abdominal actinomycosis should be considered in the differential diagnosis of abdominal pathologies with insidious onset.
  • The presence of an intrauterine device (IUD) may be a significant risk factor.
  • Combined operative and antibiotic therapy is highly effective for curing abdominal actinomycosis, irrespective of disease spread.

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