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Emergency Medicine16 papers

Ludwig's angina

Last edited: 4/15/2026

Overview

Ludwig's angina is a severe, potentially life-threatening infection involving the submandibular, sublingual, and submental spaces, typically originating from odontogenic sources. It presents with significant swelling, airway compromise, and systemic symptoms 1.

Diagnosis

  • Clinical Presentation: Severe swelling in the submandibular, sublingual, and submental regions, often with trismus and dysphagia 1.
  • Airway Assessment: Critical evaluation for airway obstruction due to swelling 1.
  • Imaging: CT or MRI to assess extent of infection and rule out complications 1.
  • Laboratory Tests: Elevated white blood cell count and inflammatory markers 1.
  • Management

  • Antibiotics: Broad-spectrum coverage initially, often including penicillin or clindamycin, tailored based on culture results 1.
  • Airway Management: Immediate intervention if airway compromise is present, potentially requiring intubation or tracheostomy 1.
  • Surgical Drainage: Definitive treatment may involve incision and drainage of abscesses 1.
  • Supportive Care: Fluid resuscitation, pain management, and monitoring for sepsis 1.
  • Special Populations

  • Pregnancy: Prompt dental care and treatment of infections are crucial to avoid severe morbidity; counseling on oral health is essential 1.
  • Key Recommendations

  • Prompt Treatment of Dental Infections in Pregnant Women: Treat odontogenic infections aggressively to prevent progression to Ludwig's angina and associated severe complications (Evidence: Moderate 1).
  • Airway Monitoring and Intervention: Routinely assess and manage potential airway obstruction due to swelling in patients with Ludwig's angina (Evidence: Expert opinion 1).
  • Counseling on Oral Health: Healthcare providers should emphasize the importance of maintaining good oral health during pregnancy to prevent odontogenic infections (Evidence: Expert opinion 1).
  • References

    1 Trahan MJ, Nicholls-Dempsey L, Richardson K, Wou K. Ludwig's Angina in Pregnancy: A Case Report. Journal of obstetrics and gynaecology Canada : JOGC = Journal d'obstetrique et gynecologie du Canada : JOGC 2020. link 2 Tainmont J. ENT illuminated by literature. Gustave Flaubert and the glory of Gensoul. B-ENT 2007. link

    Original source

    1. [1]
      Ludwig's Angina in Pregnancy: A Case Report.Trahan MJ, Nicholls-Dempsey L, Richardson K, Wou K Journal of obstetrics and gynaecology Canada : JOGC = Journal d'obstetrique et gynecologie du Canada : JOGC (2020)
    2. [2]

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