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[Deep neck infections: etiology, bacteriology and treatment]
S Regueiro Villarín1, J C Vázquez Barro, J Herranz González-Botas
1Servicio de Otorrinolaringología Hospital Universitario Juan Canalejo, A Coruña. sandraregueirovillarin@yahoo.es
Abstract:
Deep neck infections are dangerous for its potential ease to fascial spread, sepsis, and upper airway obstruction. This article reviews 77 cases of deep cervical infection, focus on etiological, clinical and therapeutic aspects. The most frequent location was the submaxillary area (29%), followed by the parapharyngeal space (28%), floor of the mouth (27%) and retropharyngeal (14%) spaces. Etiology was dental in 32%; pharyngoamigdalar infection in 27%; foreign bodies in 13%. In 22% the cause is unknown. Two or more bacteria were isolated in 72%, with Streptococcus B haemolytic being the most frequent germ. All patients were treated with intravenous broad-spectrum antibiotics. Surgical drainage was needed in 54%, and tracheotomy in 18%. Four patients developed mediastinitis, and one died as a consequence of it. The incidence of deep neck infections has decreased after the itroduction of antibiotics but they still may be lethal especially when life-threatening complications occur. Early recognition and management are necessary.
Insights
Deep neck infections, though less common with antibiotics, remain dangerous. Early recognition and management are crucial to prevent severe complications like mediastinitis.
Area of Science:
- Otolaryngology
- Infectious Diseases
- Head and Neck Surgery
Context:
- Deep neck infections (DNIs) pose significant risks due to potential fascial spread, sepsis, and airway compromise.
- A review of 77 cases highlights the persistent threat of DNIs despite antibiotic advancements.
Purpose:
- To analyze the etiological, clinical, and therapeutic aspects of deep neck infections.
- To identify common infection sites, causative agents, and treatment outcomes in a cohort of patients.
Summary:
- The submaxillary area (29%), parapharyngeal space (28%), and floor of mouth (27%) were most frequently involved.
- Dental infections (32%) and pharyngoamygdalitis (27%) were primary causes; polymicrobial infections (72%) were common, with Streptococcus B hemolytic prevalent.
- Treatment involved broad-spectrum antibiotics, with 54% requiring surgical drainage and 18% needing tracheotomy.
Impact:
- Despite reduced incidence due to antibiotics, DNIs can be lethal, particularly with complications like mediastinitis (observed in 4 cases).
- Emphasizes the critical need for prompt diagnosis and intervention to improve patient outcomes and reduce mortality.
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