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Updated: Jan 21, 2026

Chronic Salmonella Infected Mouse Model
Published on: May 31, 2010
Salmonella neck abscess in a diabetic
Nathan McLeod1, Allison Lastinger1, Nicole Bryan1
1Section of Infectious Diseases, West Virginia University School of Medicine, United States.
Abstract:
Salmonella is known to cause invasive illness. However, head and neck abscesses are an unusual presentation of extra-intestinal infection with this organism. We describe a case of Salmonella neck abscess in a diabetic patient. An 18 year old diabetic male was admitted with increasing left sided neck pain and swelling approximately four weeks after gastrointestinal illness. Imaging revealed a left sided neck abscess. Surgical drainage was undertaken. Cultures grew non-typhoid Salmonella species. He was treated with intravenous antibiotics and did well clinically. Salmonella infection should be considered in the differential diagnosis of patients with immunocompromising conditions presenting with neck abscess of unclear etiology.
Insights
Salmonella infection can cause invasive illness. This case highlights an unusual Salmonella neck abscess in a diabetic patient, emphasizing its consideration in immunocompromised individuals with unexplained neck abscesses.
Area of Science:
- Infectious Diseases
- Microbiology
- Clinical Medicine
Background:
- Salmonella is a recognized cause of invasive infections.
- Extra-intestinal manifestations of Salmonella are less common than gastrointestinal disease.
- Head and neck abscesses are an atypical presentation for Salmonella.
Observation:
- An 18-year-old diabetic male presented with left neck pain and swelling.
- Symptoms began approximately four weeks after a gastrointestinal illness.
- Imaging confirmed a left-sided neck abscess.
Findings:
- Surgical drainage of the abscess was performed.
- Cultures identified non-typhoid Salmonella species.
- The patient responded well to intravenous antibiotics.
Implications:
- Salmonella should be included in the differential diagnosis for neck abscesses of unknown origin.
- Immunocompromised patients, particularly those with diabetes, are at risk for unusual Salmonella presentations.
- Early recognition and appropriate treatment are crucial for favorable outcomes in invasive Salmonella infections.
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