Fig. 2From: Neonatal and infantile fistulas: spectrum of findings on conventional contrast imaging with surgical correlationThyroglossal fistula. a Fistulography; the image shows a tract in the right side of the neck extending to the base of the tongue. Spill on contrast into the pharynx with esophageal opacification (arrow) is observed. b A photograph of the fistulous tract on surgery (arrow)Back to article page