Role of Sonography for Evaluation of Gastrointestinal Foreign Bodies

Foreign body ingestion is frequently encountered in children. The locations of the foreign bodies and the period during which they have been present in the thorax and abdomen are important for determining the method and timing of treatment. Although plain radiography and computed tomography are primarily used for assessment of foreign bodies, sonography without radiation is also useful for diagnosis of foreign bodies. This report describes 5 cases of foreign bodies in the digestive tract and the usefulness of sonography for real-time evaluation of foreign bodies with high spatial resolution. Physicians can use sonography along with radiography and computed tomography in cases involving foreign bodies.

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