Usually presents ...
Emesis
Otherwise healthy full-term infant that initially vomits intermittently
Over time (approximately 2 weeks), frequency slowly progresses to emesis with nearly every feeding.
Emesis ...
Early identification of electrolyte abnormalities and correction with appropriate IV fluids
Bolus with 10 to 20 mL/kg of normal saline (NS)
Foll...
Vomiting may persist for days after the operation.
Babies are seen 2 weeks after discharge in clinic.
Alkalosis must be corrected prior to surgery to prevent d...
Hernanz-Schulman M. Pyloric stenosis: role of imaging. Pediatr Radiol. 2009;39(Suppl 2):S134–S139. [View Abstract on OvidInsights]
Pandya S, Heiss K. Pyloric stenosis in pediat...
Q: What is the best initial imaging study to help make the diagnosis?
A: An abdominal ultrasound is the best initial imaging study to obtain, as the pylorus can be well visualized.
Q: Why is so much...
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FIGURE 118.10. Hypertrophic pyloric stenosis. Ultrasonography of the abdomen shows thick pyloric muscle surrounding a centered echogenic mucosal and submucosal region <italic>(arrows).</bold>
FIGURE 118.10. Hypertrophic pyloric stenosis. Ultrasonography of the abdomen shows thick pyloric muscle surrounding a centered echogenic m...
<bold>FIGURE 110.37</bold> Infantile hypertrophic pyloric stenosis demonstrated by barium upper gastrointestinal series showing pyloric channel narrowing (N) and elongation with antral shouldering or cushioning (<italic>arrows</bold>).
<bold>FIGURE 110.37</bold> Infantile hypertrophic pyloric stenosis demonstrated by barium upper gastrointestinal series showin...
<bold>Figure 8.69. Pyloric stenosis</bold>. Ultrasound examination of the pyloric region shows a narrowed lumen (<i>L</i>) and thickening of the wall of the pylorus (<i>sonolucent area between the white</i> ×<i> s</i> and +<i> s</i>).
<bold>Figure 8.69. Pyloric stenosis</bold>. Ultrasound examination of the pyloric region shows a narrowed lumen (<i>L...
pyloric stenosis: (A) normal passage through pyloric spincter, (B) stoppage of flow due to stenotic sphincter