Focal non-typhoidal Salmonella infections from a single center in Malaysia

W S Lee1, A Hafeez, H Hassan

  • 1Department of Pediatrics, University of Malaya Medical Center, Kuala Lumpur, Malaysia. leews@um.edu.my

Insights

Focal non-typhoidal Salmonella (NTS) infections are often linked to underlying health issues. Deep NTS infections pose a higher risk, particularly in the very young or elderly, and can lead to severe outcomes.

Area of Science:

  • Infectious Diseases
  • Microbiology
  • Clinical Medicine

Background:

  • Focal non-typhoidal Salmonella (NTS) infections represent a significant clinical challenge.
  • Understanding the characteristics and outcomes of focal NTS is crucial for effective management.

Purpose of the Study:

  • To investigate the features and outcomes of focal non-typhoidal Salmonella infections.
  • To identify risk factors associated with severe outcomes in focal NTS cases.

Main Methods:

  • A retrospective review of patients diagnosed with focal NTS infection.
  • Data collected from University of Malaya Medical Center between 1993 and 2002.
  • Analysis of patient demographics, clinical presentation, treatment, and outcomes.

Main Results:

  • Of 35 cases, 58% had immunocompromising conditions or chronic illnesses.
  • Superficial infections (34%) resolved with antibiotics alone.
  • Deep infections (66%) included meningitis, osteomyelitis/arthritis, and abscesses, with a 9% mortality rate and 15% requiring surgery.

Conclusions:

  • Focal NTS infections disproportionately affect immunocompromised individuals and those with chronic conditions.
  • Deep-seated NTS infections are associated with increased morbidity and mortality, especially in extreme age groups.
  • Prompt diagnosis and appropriate antimicrobial therapy are essential, with surgical intervention sometimes necessary for deep infections.