Aunt Minnies Pedia

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Malrotation with midgut volvulus

Bilious vomiting in a nevvbom is malrotation with mid- gut volvulus until proven otherwise.

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Duodenal atresia

A double-bubble sign without distal bowel gas is diag- nostic of duodenal atresia.

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Non-accidental trauma

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Pneumoperitoneum

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Necrotizing enterocolitis

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Scimitar syndrome

Scimitar syndrome is characterized by anomalous right pulmonary venous drainage (the scimitar vein),

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Meconium peritonitis

Scattered or focal, punctuate peritoneal calcifications or a calcified bowel pseudocyst in per

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Rickets

• Vitamin D deficiency causes poor osteoid mineralization and a widening of the physes.

In rickets, the metaphyses are cupped, frayed, and splayed.

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Congenital diaphragmatic hernia, Bochdalek type

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Omphalocele

Omphalocele is a midline ventral abdominal wall defect in which abdominal contents are herniated int

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Gastroschisis

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Hirschsprung disease

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Mediastinal teratoma

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Acute appendicitis

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Thanatophoric dysplasia (ID)

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Osteogenesis imperfecta

• disorders resulting from gene mutations encoding for type I collagen.

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Developmental dysplasia of the hip (DDH)
- radiograph of the pelvis with hips in neutral position reveals lateral and superior displacement of the left femur, increased angulation of the left acetabular roof, and delayed ossification of the left femoral head.

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Jejunal Atresia.

• Abdominal radiograph in a newborn male shows a dilated stomach and duodenum, with an additional dilated loop of bowel representing the dilated proximal jejunum (arrow). This appearance has been called the “triple bubble” sign.

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Meconium Peritonitis.

• Abdominal radiograph in a neonate with abdominal distention showing curvilinear calcifications in the right abdomen (arrowheads), typical of meconium peritonitis. There is mass effect on the adjacent gas-filled bowel loops, suggesting the presence of a meconium pseudocyst as well, later confirmed at ultrasound.

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Ddx: Transient Pylorospasm

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Hypertrophic Pyloric Stenosis.

• Fluoroscopic image from an upper GI study showing an elongated, thin pyloric channel (arrow) consistent with hypertrophic pyloric stenosis.

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Inguinal Hernia.

• Abdominal radiograph in an infant obtained for line placement shows nondilated, gas-filled loops of bowel within the scrotum (arrow), diagnostic of an indirect inguinal hernia.

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The intussusceptum refers to the proximal segment that invaginates into the distal segment, or the intussuscipiens (recipient segment).

maintain intraluminal pressures below 120 mm Hg

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Portal Venous Gas; NEC - Supine radiograph in another infant with necrotizing enterocolitis showing branching linear lucencies over the liver (arrow) consistent with portal venous gas.

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Perianal Fistula in the Setting of Crohn Disease. - Coronal STIR image showing a linear hyperintense tract from rectum to the skin surface (arrow) consistent with an intersphincteric fistula.

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Horseshoe Kidney.

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Multicystic Dysplastic Kidney

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Wilms Tumor. - A: Frontal radiograph of the abdomen shows a paucity of bowel gas in the left upper quadrant (asterisk), with mass effect displacing bowel loops and the stomach into the right hemiabdomen (arrow) . There are no calcifications to suggest that this reflects neuroblastoma. B:

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Buckle Fracture. - AP (A) and lateral (B) radiographs of the wrist in an 8-year-old girl who fell on her outstretched hand. A: There is subtle cortical buckling of the distal radial diametaphysis (arrow). This is more conspicuous on the lateral view where there is cortical obliquity of the dorsal aspect of the distal radius (arrow). Minimal soft tissue swelling is present

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Supracondylar Fracture

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Patellar Sleeve Fracture.

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Legg–Calvé–Perthes Disease

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Achondroplasia

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Osteopetrosis

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Talocalcaneal Coalition