case_images: PMC7687917_01
case_images: Ultrasonography with a high frequency linear transducer shows distension of the gastric antrum (A) and duodenal bulb (B). The duodenal membrane reduces the lumen of the second duodenal portion (arrows)
case_images: 2317-6385-eins-18-eRC4641-gf01.jpg
case_images: PMC7687917_01_2317-6385-eins-18-eRC4641-gf01.jpg
case_images: f1
case_images: At our hospital, an abdominal ultrasound (US) was performed ( Figures 1 to 3 ), which excluded pyloric stenosis or other lesions in the abdomen.
case_images: Ultrasonography with a high frequency linear transducer shows distension of the duodenal bulb, (B) with abrupt tapering in the second duodenal portion, corresponding to the local duodenal membrane
case_images: 2317-6385-eins-18-eRC4641-gf02.jpg
case_images: PMC7687917_01_2317-6385-eins-18-eRC4641-gf02.jpg
case_images: f2
case_images: At our hospital, an abdominal ultrasound (US) was performed ( Figures 1 to 3 ), which excluded pyloric stenosis or other lesions in the abdomen.
case_images: Ultrasonography with a high frequency linear transducer shows distension of the duodenal bulb with abrupt tapering (arrows) in the second duodenal portion, corresponding to the local duodenal membrane
case_images: 2317-6385-eins-18-eRC4641-gf03.jpg
case_images: PMC7687917_01_2317-6385-eins-18-eRC4641-gf03.jpg
case_images: f3
case_images: At our hospital, an abdominal ultrasound (US) was performed ( Figures 1 to 3 ), which excluded pyloric stenosis or other lesions in the abdomen.
case_images: PMC7687917_02