Pyloric stenosis other imaging findings
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1] Associate Editor(s)-in-Chief: Mohamadmostafa Jahansouz M.D.[2]
Overview
Upper gastrointestinal series (barium meal) may be helpful in the diagnosis of infantile pyloric stenosis. Findings on an upper gastrointestinal series suggestive of infantile pyloric stenosis include delayed gastric emptying, string sign, and shoulder sign.
Other Imaging Findings
- Upper gastrointestinal series (barium meal) may be helpful in the diagnosis of infantile pyloric stenosis.[1]
- Findings on an upper gastrointestinal series suggestive of infantile pyloric stenosis include:[2]
- Delayed gastric emptying
- String sign: Elongated pylorus with a narrow lumen[3]
- Shoulder sign: Indentation of the pylorus into the contrast-filled antrum[4]
References
- ↑ Herliczek TW, Raghavan D, McCarten K, Wallach M (2011). "Sonographic upper gastrointestinal series in the vomiting infant: how we do it". J Clin Imaging Sci. 1: 19. doi:10.4103/2156-7514.78528. PMC 3177420. PMID 21966616.
- ↑ Roldán-Valadez E, Solórzano-Morales S, Osorio-Peralta S (2007). "[Imaging diagnosis of infantile hypertrophic pyloric stenosis: report of a case and review of the literature]". Rev Gastroenterol Mex. 72 (2): 126–32. PMID 17966373.
- ↑ Cohen HL, Schechter S, Mestel AL, Eaton DH, Haller JO (1987). "Ultrasonic "double track" sign in hypertrophic pyloric stenosis". J Ultrasound Med. 6 (3): 139–43. PMID 3550137.
- ↑ Levine D, Edwards DK (1992). "The olive on end: a useful variant of the "shoulder" sign in the barium X-ray diagnosis of idiopathic hypertrophic pyloric stenosis". Pediatr Radiol. 22 (4): 275–6. PMID 1523050.