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Beyond the Liver: A Unique Case of Pyogenic Liver Abscess Caused by Peptostreptococcus micros Penetrating the Chest

Giovannie Isaac-Coss1, Alex Chow2, Madhavi Reddy3

  • 1Internal Medicine, The Brooklyn Hospital Center, New York, USA.

Cureus
|August 9, 2024
PubMed

Insights

Pyogenic liver abscesses are rare infections. A case highlights Peptostreptococcus micros as a cause, requiring surgical drainage when percutaneous methods fail.

Area of Science:

  • Gastroenterology and Hepatology
  • Infectious Diseases

Background:

  • Pyogenic liver abscesses (PLAs) are uncommon infections, typically caused by enteric gram-negative bacilli.
  • Standard treatment involves antibiotics and abscess drainage.

Observation:

  • A 37-year-old male presented with chronic right upper quadrant pain and an enlarging liver mass.
  • The mass infiltrated the chest wall and ribs, diagnosed as a large PLA.

Findings:

  • The abscess was caused by Peptostreptococcus micros, a rare pathogen in liver abscesses.
  • Initial percutaneous drainage was unsuccessful.

Implications:

  • This case highlights the diagnostic challenges posed by uncommon pathogens in PLAs.
  • Surgical intervention is crucial for managing refractory liver abscess cases.
Keywords:
hepatic abscess penetrating chest wallliver abscess drainagemanagement hepatic abscessp. micraparvimonas microspeptostreptococcus microspercutaneous drainage hepatic abscesspyogenic hepatic abscesspyogenic liver abscess (pla)surgical drainage hepatic abscess

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