Skip to main content


Fig. 1 | BMC Gastroenterology

Fig. 1

From: Pneumatosis cystoides intestinalis: six case reports and a review of the literature

Fig. 1

Endoscopic features of PCI. Case 1: (a-c); Case 2: (d, e); Case 3: (f-h); Case 4: (i, j); Case 5: (k); Case 6: (l). a Biopsies were done to reveal the nature of the cystic lesions underneath the mucosa; b Scattered bubble-like or cystoid nodules were seen, which needed to be distinguished from polyps; c NBI showed clear texture of intestinal wall vessels; d Grape-like or beaded subepithelial lesions were identified in the colon, some with erythematous mucosa; e The endoscopic ultrasonography showed low echo of cystic below the mucosal layer; f Line or pebble like sessile cysts were distributed around the colon, with normal overlying mucosa; g Irregular forms were disclosed, which needed to be distinguished from malignant tumor; h The pathologic findings revealed submucosal cystic structure; i Irregular forms needed to be distinguished from Crohn’s disease; j NBI showed unclear vascular texture on mucosal surface; k Gastroscope demonstrated duodenal gas cyst, leading to lumen stenosis; l Appearance of air cysts in the rectum, honeycomb-like

Back to article page