PMC8671305_01
Preoperative Thorax-Abdomen contrast-enhanced CT, showing left postero-lateral diaphragmatic lesion involving the left diaphragmatic pillar and the herniation of the stomach and the spleen in thorax, associated with a lung parenchyma compression and dislocation of the mediastinum.
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F1
The full-body contrast-enhanced computed tomography (CT) scan showed a left posterolateral diaphragmatic lesion involving the left diaphragmatic pillar and a full stomach herniation resulting in lung parenchyma compression and dislocation of the mediastinum to the right (Figure 1).
Fourth postoperative day Thorax-Abdomen contrast-enhanced CT that showed the raising of the right liver dome and collar sign (black arrows) with herniation of the VII and VIII liver segments.
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F2
A new chest and abdomen contrast-enhanced CT scan showed the right liver dome to be raised and the "collar sign" with herniation of the VII and VIII liver segments through a previously undetected right diaphragmatic breach (Figure 2).