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in pediatric gastrointestinal radiography, the narrowed pyloric canal seen with congenital pyloric stenosis; also used to describe a narrowed segment in regional ileitis on small bowel series.
Imaging Intestine Kantor sign A linear fraying of the column of a barium study of the lower GI tract with luminal stenosis, spasm, ulceration and scarring, which is classically seen in the terminal ileum in Crohn’s disease; it may also be seen in ulcerative colitis; the affected intestine is thickened, rigid and likened to a garden hose
Imaging Stomach An elongated, narrowed and straight single, occasionally dual channel of contrast as seen in well-developed hypertrophic pyloric stenosis

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GI imaging–colon A linear fraying of the column of a barium study of the lower GI tract with luminal stenosis, spasm, ulceration and scarring, seen in the terminal ileum in Crohn's disease; grossly, affected intestine is thickened, rigid and likened to a garden hose Stomach An elongated, narrowed and straight single, occasionally dual channel of contrast as seen in well-developed hypertrophic pyloric stenosis.

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(string sīn) pediatric gastrointestinal radiology The narrowed pyloric canal seen with congenital pyloric stenosis; also used to describe a narrowed segment in Crohn disease on small-bowel series.