PMC8703157_01
Abdominal x-rays of the premature infant. (a) Image obtained at 30 h of age. Arrow indicates the area of pneumatosis intestinalis. (b) Image obtained at 36 h of age. Upper arrow points to one area of pneumoperitoneum, and the lower arrow points to an area of pneumatosis intestinalis.
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At approximately 30 hours of life, the newborn had a feed residual of 19 mL (90% of feed volume), and a follow-up AXR showed signs of pneumatosis intestinalis (Figure 1(a)). At 36 hours of age, the AXR confirmed pneumatosis intestinalis, and in addition, it revealed pneumoperitoneum in the right upper quadrant (Figure 1(b)).