Erratum to: Pediatr Radiol

DOI 10.1007/s00247-012-2367-5

Figure 1 caption contains an error. The corrected caption appears below.

Fig. 1 Cine fluoroscopy with oral contrast agent. a, b Images demonstrate posterior indentation of the oesophagus (asterisk) in a child with a confirmed double aortic arch. There is a marked change in tracheal calibre (arrows) in expiration (b) relative to inspiration (a)