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Klebsiella invasive syndrome: a challenging diagnosis

Poorva Prashant Bhide1, Apurva Avadhut Ketkar2, Abdalrahman Almeligy2

  • 1Internal medicine, Monmouth Medical Center, Long Branch, New Jersey, USA poorva.bhide.md@gmail.com.

BMJ Case Reports
|November 11, 2022
PubMed

Insights

Klebsiella invasive syndrome, a rare and potentially fatal condition, can mimic metastatic malignancy. Early consideration in differential diagnoses is crucial for timely management and improved patient outcomes.

Area of Science:

  • Infectious Diseases
  • Microbiology
  • Clinical Medicine

Background:

  • Klebsiella invasive syndrome (KIS) is a rare condition characterized by liver abscess and metastatic infection.
  • High mortality rates (up to 14%) are associated with KIS, often due to delayed diagnosis.

Observation:

  • A case study involving a woman in her 60s presenting with meningitis-like symptoms.
  • Imaging revealed findings suggestive of leptomeningeal carcinomatosis, lung consolidation, abdominal nodules, and lymphadenopathy.
  • Initial presentation mimicked metastatic malignancy.

Findings:

  • The patient was diagnosed with Klebsiella invasive syndrome.
  • Conservative management with prolonged intravenous antibiotics and supportive care was initiated.
  • The diagnosis was confirmed despite initial presentation suggesting malignancy.

Implications:

  • This case highlights the importance of considering KIS in the differential diagnosis for patients with atypical presentations.
  • Prompt recognition and management can potentially reduce mortality associated with this rare infection.
  • Further research and awareness are needed to improve diagnostic strategies for KIS.
Keywords:
InfectionsInfectious diseasesMeningitisPneumonia (infectious disease)Urinary tract infections

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