Fig. 5From: Congenital multiple colonic atresias with intestinal malrotation: a case reportPathological diagnosis. The wall structure in membranous atresias was maintained, and mucosal epithelial regenerative changes were observed. In the resected membranes of the atresias in the Bauhin’s valve and ascending colon, the muscle layer structure was unclear in the entire specimens, and the muscle layer was occupied with hyperplastic connective tissueBack to article page