Soft Tissue Diseases
Fig. 29.1 Radiographs and MR images of an 18-year-old girl who sustained myositis ossificans progressiva. She presented with edema of the right leg. (a) A radiograph of the left femur…
Liver, Biliary Tract, Pancreas, and Spleen
Type 1: segmental or diffuse fusiform dilatation of the common bile duct Type 2: diverticulum of the common bile duct Type 3: choledochocele Type 4: multiple cystic dilatations of the…
Infection and Inflammation of the Musculoskeletal System
Fig. 31.1 A 10-year-old boy with acute osteomyelitis. (a) Plain radiograph of the right femur demonstrates no bony abnormalities. (b) Bone scan 2 h delayed image demonstrates increased uptake in…
Neoplasms of the Brain and Spine
Fig. 4.1 Cerebellar pilocytic astrocytoma in a 7-year-old girl. (a) CT scan shows hypoattenuated mass (arrow) with calcification in the midline cerebellum. (b) The mass becomes bright on T2-weighted image,…
Non-neonatal Gastrointestinal Diseases
Fig. 20.1 Hypertrophic pyloric stenosis in an 8-week-old infant with vomiting. (a) Supine abdominal radiograph shows gaseous distension of the stomach with prominent peristaltic waves (arrows), called “caterpillar sign.” There…
Bladder and Urethra Disease
Fig. 26.1 Patent urachus in a 1-month-old neonate with urine leakage from umbilicus. (a) Longitudinal US shows a urine-filled patent urachus (arrowheads) extending from the dome of bladder (B) to…
Congenital Anomalies of the Upper Urinary Tract
Fig. 23.1 Herlyn-Werner-Wunderlich syndrome in a 15-year-old girl. (a–d) Abdominopelvic CT of axial (a and b) and coronal (c and d) images show double uterus (arrows) with distended left hemivagina…
Tumors of the Pediatric Chest
Fig. 14.1 Intraparenchymal inflammatory myofibroblastic tumor in a 16-year-old girl. (a) Plain radiograph shows a rounded, well-circumscribed opacity in the right lower lung (arrow). (b, c) Nonenhanced (b) and contrast-enhanced…
Pediatric Bone Tumors
Fig. 32.1 Osteochondroma in the left scapula. (a) Axial CT image shows a protruding bone-forming mass arising from the left inferomedial scapula of which the medullary cavity is continuous with…
Infections
Fig. 13.1 Respiratory syncytial virus (RSV) infection in an 18-month-old boy. Frontal (a) radiograph demonstrates hyperaeration, perihilar peribronchial thickening, and areas of subsegmental atelectasis. Lateral view (b) shows depression of…
