Button battery esophageal impaction
Diagnosis certain
Updates to Study Attributes
Findings
was changed:
A foreign body is seen at the level of the cricopharyngeus. A halo sign or double ring sign can be seen which eludes towards the foreign body being a button battery. On In addition, there are irregularities along the borders of the battery, suggestive of corrosion. On the lateral view the foreign body can be seen impacted in the oesophagus with the trachea seen anteriorly.