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Listeria in Adults - Truly Rare or Rarely Diagnosed in India?

Arjun Rajalakshmi1, Ram Gopalakrishnan2, P Senthur Nambi3

  • 1Fellow.

The Journal of the Association of Physicians of India
|August 10, 2017
PubMed

Insights

Listeria monocytogenes infections are rare in non-pregnant Indian adults. This report details four cases of Listeria monocytogenes infection in immunocompromised adults, highlighting diagnostic challenges.

Area of Science:

  • Microbiology
  • Infectious Diseases
  • Clinical Medicine

Background:

  • Listeria monocytogenes is a Gram-positive bacterium causing infections in vulnerable populations.
  • Misidentification of Listeria monocytogenes in clinical samples can occur, potentially delaying diagnosis.
  • Listeriosis is infrequently reported in non-pregnant adults in India.

Observation:

  • This study reports four cases of Listeria monocytogenes infection.
  • The cases involved immunocompromised adult patients.
  • The clinical presentation and diagnostic considerations are discussed.

Findings:

  • Listeria monocytogenes can cause severe infections in immunocompromised adults.
  • Laboratory identification challenges may lead to misdiagnosis.
  • Early recognition is crucial for effective treatment.

Implications:

  • Clinicians should consider Listeria monocytogenes in immunocompromised patients, especially if diphtheroids are suspected in blood or CSF.
  • Increased awareness and improved diagnostic methods are needed for Listeria monocytogenes detection.
  • This case series contributes to understanding listeriosis epidemiology in India.

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