Fig. 4From: Pericardial cyst in a one-year-old boy with ventricular septal defect and patent ductus arteriosusHistopathology of the resected cyst using Hematoxylin and Eosin (H&E) stain. A H&Ex20 shows fibro-collagenous wall with chronic inflammation (lymphocytes). B H&Ex40 shows mesothelial lining (cuboidal cells) of the cyst (arrow); and stroma (arrowhead)Back to article page