Category Pediatric Imaging

Midgut Volvulus

KEY FACTS Terminology Ligament of Treitz: Suspends duodenojejunal junction (DJJ), defines normal duodenal rotation Malrotation: Abnormal rotation & fixation of small bowel (SB) mesentery that can lead to complications Bowel obstruction by Ladd bands Midgut volvulus (MV) due to short…

Malrotation

KEY FACTS Terminology Malrotation: Any abnormal rotation of small or large bowel, which rotate separately during development Malfixation: Abnormal position or length of bowel fixation by mesentery, typically associated with malrotation Short mesenteric fixation predisposes to midgut volvulus [twisting of…

Kawasaki Disease

KEY FACTS Terminology Inflammatory disease of small- & medium-sized blood vessels of unknown etiology, mainly in young children Widespread but characteristic manifestations Coronary artery aneurysms most feared complication Imaging Chest radiography usually normal Echocardiography has sufficient sensitivity & specificity in…

Heterotaxy Syndromes

KEY FACTS Terminology Disturbance of normal left-right asymmetry in position of thoracic & abdominal organs; typically described in terms of right atrial isomerism vs. left atrial isomerism Imaging Best diagnostic clue: Abnormal symmetry in chest & abdomen Classic radiographic appearance:…