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Updated: Aug 8, 2026

Colonization of Euprymna scolopes Squid by Vibrio fischeri
Published on: March 1, 2012
[Vibrio vulnificus septicemia transmitted through a wound caused by a crustacea]
P-A Renault1, C Vargas, A Tachet
1Service de pneumologie, Centre Hospitalier de Pau (64). aldo.renault@chpau.fr
Introduction:
Vibrio vulnificus proliferates during the summer in salt water where it infects the crustaceans. Expression of its pathogenicity depends on the underlying condition and mode of contamination.
Observation:
A 65 year-old man presented with a Vibrio vulnificus septicaemia of cutaneous origin, transmitted when he cut himself with a crawfish. The severity of the infection was enhanced by severe immuno-depression and haemochromatosis. The infection regressed with appropriate antibiotherapy.
Comments:
Severe V. vulnificus infections are rare. Depending on the underlying condition and mode of contamination, one can distinguish between benign gastro-enteritis, local occasionally devastating infections and usually fatal septicaemia.
Conclusion:
Even the most severe forms of V. vulnificus infections may be cured with early and well adapted anti-infectious treatment.
Insights
Vibrio vulnificus infections can range from mild gastroenteritis to fatal septicemia. Early antibiotic treatment is crucial for recovery, even in severe cases of this opportunistic pathogen.
Area of Science:
- Microbiology
- Infectious Diseases
- Public Health
Background:
- Vibrio vulnificus thrives in warm saltwater environments, posing a risk to marine life and humans.
- Pathogenicity is influenced by host factors and transmission routes.
Observation:
- A 65-year-old male developed Vibrio vulnificus septicemia after a crawfish-related injury.
- The patient had underlying conditions including severe immunosuppression and hemochromatosis, exacerbating the infection.
Findings:
- Vibrio vulnificus infections present with varying severity, from gastroenteritis to septicemia.
- Prompt and appropriate antibiotic therapy led to the regression of the severe infection in the observed case.
Implications:
- Early diagnosis and treatment are critical for managing severe Vibrio vulnificus infections.
- Understanding risk factors and transmission is essential for public health interventions.
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