Reptile-associated salmonellosis in children aged under 5 years in South West England

Dan Murphy1, Femi Oshin2

  • 1Royal Cornwall Hospital, Truro, Cornwall, UK.

Insights

Reptile-associated salmonellosis (RAS) accounts for over a quarter of Salmonella cases in young children. RAS is linked to younger age, increased hospitalizations, and severe invasive illness.

Area of Science:

  • Public Health
  • Infectious Diseases
  • Pediatrics

Background:

  • Salmonellosis is a common bacterial infection, particularly in young children.
  • Reptiles are known reservoirs for Salmonella bacteria.
  • Understanding the epidemiology of reptile-associated salmonellosis (RAS) in children is crucial for prevention.

Purpose of the Study:

  • To determine the proportion of Salmonella cases in children under 5 years that were reptile-associated.
  • To compare the severity of illness between RAS and non-RAS cases.

Main Methods:

  • Analysis of all reported Salmonella cases in children under 5 years in the UK (2010-2013).
  • Data collected included reptile exposure, age, serotype, hospitalization, and invasive disease.
  • Statistical comparison between RAS and non-RAS groups.

Main Results:

  • 27% of Salmonella cases in children under 5 were associated with reptile exposure.
  • RAS cases were significantly younger (median 0.5 vs 1.0 year) and more likely to be hospitalized (2.5 times).
  • RAS was associated with a higher incidence of invasive disease, including bacteremia and meningitis.

Conclusions:

  • Reptile exposure is a significant factor in pediatric Salmonella infections.
  • RAS in young children is associated with increased risk of hospitalization and severe invasive illness.
  • Public health awareness and reptile hygiene are important for reducing RAS burden.
Abstract

Related Concept Videos

Reservoir of Infection01:30

Reservoir of Infection

Infectious diseases arise from intricate interactions between pathogens and their reservoirs. A reservoir of infection refers to the natural habitat where a pathogen lives, grows, and multiplies, serving as a continual source of infection. Reservoirs are broadly classified as either living or nonliving, and each plays a unique role in disease transmission, significantly influencing public health interventions and control strategies.Humans act as reservoirs for a wide array of pathogens,...
67
Investigation of Disease Outbreaks01:23

Investigation of Disease Outbreaks

Multistate foodborne outbreaks pose significant public health risks and require meticulous investigation to identify sources and implement control measures. The Centers for Disease Control and Prevention (CDC) utilizes a dynamic seven-step process for these investigations, integrating data from laboratories, interviews, and environmental assessments to protect public health.Outbreak Detection: The detection of multistate outbreaks typically begins with PulseNet, the CDC's national laboratory...
68
Bacterial Gastroenteritis01:18

Bacterial Gastroenteritis

Bacterial gastroenteritis, characterized by diarrhea, abdominal cramps, and vomiting, is often caused by ingestion of contaminated food or water and is frequently associated with pathogenic Escherichia coli strains. These microbes exploit two principal mechanisms to inflict disease.Shiga toxin–producing E. coli, also referred to as STEC—notably O157:H7—release Shiga toxins that target ribosomes, blocking protein synthesis. The B subunit of the toxin binds the host glycolipid...
70
Cholera01:25

Cholera

Cholera is an acute gastrointestinal disease caused by the Gram-negative bacterium Vibrio cholerae. It is transmitted primarily via the fecal-oral route through the ingestion of contaminated water or food.Vibrio cholerae is a motile, Gram-negative bacterium of the family Vibrionaceae, primarily associated with waterborne outbreaks in areas with inadequate sanitation. Although over 200 serogroups of V. cholerae exist, only O1 and O139 are responsible for epidemic cholera. The O1 serogroup,...
103