Pneumoperitoneum - football sign

Case contributed by Frank Gaillard
Diagnosis certain

Patient Data

Age: Neonate
x-ray
Frontal
Lateral
decubitus
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Info

An oval lucency is seen on the supine film divided by the falciform ligament resulting in the so-called football sign and falciform ligament sign in a neonate with large pneumoperitoneum. This is confirmed on the lateral projection. 

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