case_images: PMC7391090_01
case_images: Chest X-ray upon admission. Bilateral free air in the abdomen was observed.
case_images: CRIN2020-1063219.001.jpg
case_images: PMC7391090_01_CRIN2020-1063219.001.jpg
case_images: fig1
case_images: C-reactive protein, 0.092 mg/dL; procalcitonin, 0.21 ng/mL; BNP, 319 pg/mL; intact parathyroid hormone, 149 pg/mL; and beta2-microglobulin, 23.4 mug/mL. Chest X-ray revealed bilateral free air in the abdomen (Figure 1).
case_images: (a), (b) Computed tomography of the abdomen one day after admission. Marked pneumoperitoneum was observed.
case_images: CRIN2020-1063219.002.jpg
case_images: PMC7391090_01_CRIN2020-1063219.002.jpg
case_images: fig2
case_images: Subsequent computed tomography of the abdomen revealed marked PP (Figures 2(a) and 2(b)).
case_images: Chest X-ray one day after admission. The free air in the abdomen had disappeared.
case_images: CRIN2020-1063219.003.jpg
case_images: PMC7391090_01_CRIN2020-1063219.003.jpg
case_images: fig3
case_images: As a result, the free air in his abdominal cavity gradually disappeared (Figure 3).