Survival of Toddler with Aortoesophageal Fistula after Button Battery Ingestion

Figure 2

CXR with PA (left) and lateral (right) views of the rounded radiopaque foreign body with double ring appearance peripherally concerning for button battery in the right upper quadrant at the expected region of the duodenum. There is typically approximately 10% magnification on measurement of metallic foreign bodies, consistent with a 20 mm 3V lithium BB.