Fig. 13From: Pneumatosis intestinalis versus pseudo-pneumatosis: review of CT findings and differentiationPneumoperitoneum in a 66-year-old man with a history of scleroderma and multiple episodes of pneumatosis intestinalis spontaneously resolved in 24 h. a Axial unenhanced CT at a lung window shows pneumoperitoneum (arrow). b Axial unenhanced CT shows oesophageal dilation (arrow), indicating patulous oesophagus associated with sclerodermaBack to article page