[Mediastinitis secondary to Ludwig's angina. One case report].

Ludwig's angina is a cellulitis, usually of odontogenic origin, involving the submandibular space. The number of cases has been heavily lowered since the introduction of antibiotherapy. The treatment consists in an aggressive antibiotherapy and, sometimes, surgical drainage. Complications are: acute respiratory obstruction and spreading of the infection through the neck spaces till the mediastinum. We report one cas complicated with mediastinitis which diagnosis was based in radiological data, basically provided for TAC, The treatment required surgical drainage and antibiotherapy.