Surgery Pneumatosis cystoids intestinalis is A Gas filled cysts in the subserosa or submucosa of the small intestine B Gas filled cysts in the subserosa or submucosa of the duodenum C An external fistula communicating with the caecum following operation of gangrenous appendicitis D Fibrotic thickening of the intestinal walls with narrow lumen 💡 Explanation Pneumatosis cystoids intestinalis is ✓ Correct Answer: A. Gas filled cysts in the subserosa or submucosa of the small intestine