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case_images: Abdominal computed tomography scan of the 36-year-old man, showing intra-parenchymal laceration with hematoma (arrow).
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case_images: The segment 7/8 of the liver showed a large intra-parenchymal hematoma, and there was no hemoperitoneum or contrast extravasation (Fig. 1). Thus, he was admitted to the intensive care unit (ICU) for NOM of the blunt liver injury.
case_images: Chest radiography of the same patient performed 58 h after first abdominal computed tomography scan, showing right subphrenic abnormal entrapped air (arrow).
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case_images: In the ICU, intermittent high fever up to 38.7  C was observed, which lasted for three days, and chest radiography revealed right pleural effusion and some entrapped air over the right subphrenic space (Fig. 2).
case_images: Abdominal computed tomography scan of the same patient performed 4 h after chest radiography, showing a gas-containing liver abscess over the previous injured liver (long arrow). The perihepatic fluid accumulation and intra-peritoneal free air indicated rupture of abscess (short arrow).
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case_images: Then, repeat abdominal CT on the same day revealed a large abscess with rupture at the previously injured liver parenchyma with air and fluid accumulation around the perihepatic space (Fig. 3).
case_images: Laparoscopic view of the same patient, showing perihepatic turbid bloody fluid accumulation (arrow).
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case_images: By laparoscopy, the turbid bloody fluid and necrotic tissue around the injured liver could be drained well (Fig. 4).
case_images: Abdominal computed tomography scan of the same patient performed 4 months after surgery, showing a well-healed liver injury and no residual abscess (arrow).
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case_images: Follow-up abdominal CT performed 4 months later showed a well-healed liver injury and no residual abscess (Fig. 5).