Become a Pro Member for full access to this course and more.

View Plans   Log In
Expand ("E")   Collapse

Age: 1 week (born at 24 weeks)

Sex: Male

Indication: Abdominal distension

Save ("V")

Case #10


  • Pneumoperitoneum
  • Featureless appearance of nondilated loops of bowel in the central abdomen
  • Symmetric mild bilateral pulmonary expansion with mild atelectasis in the right upper lobe
  • Endotracheal tube is positioned with tip projecting 3 mm above the carina
  • Gastric tube overlies the left upper quadrant
  • Umbilical venous catheter tip projects near the inferior cavoatrial junction
  • Umbilical arterial catheter tip at the level of T6


  • Pneumoperitoneum

Sample Report

Pneumoperitoneum, raising concern for bowel perforation. Recommend surgical evaluation.

Likely lung disease of prematurity.


  • Some  radiographic findings of pneumoperitoneum include:
    • Football sign – generalized hyperlucency of the abdomen with the falciform ligament resembling the lacing of a football
    • Rigler’s sign – gas along bowel walls makes both the inner and outer margins of the wall visible
    • Continuous appearance of the diaphragm (remember that pneumomediastinum can also do this)

📣 Feedback?

⌨️  Keyboard Shortcuts ("K")

⌨️ Keyboard Shortcuts

View shortcuts


  Full screen




  Save the case

  Close case/tab

Previous Slice (Scroll)

Next Slice (Scroll)

 Toggle presets

 Previous series (if multiple)

 Next series (if multiple)

  Previous case (⌘ ◄ on a mac)

  Next case (⌘ ► on a mac)