Читать книгу Small Animal Surgical Emergencies - Группа авторов - Страница 153

Computed tomography imaging is seldom required to establish the presence of an esophageal foreign body, although it can be an invaluable modality for identifying both periesophageal fluid and extraluminal air, both of which are suggestive of esophageal perforation. Furthermore, the site of periesophageal fluid and air correlate well with the site of perforation, allowing accurate selection of the most suitable intercostal space for a subsequent surgical approach, which may not otherwise be evident in cases where the foreign body has been retrieved.