Fig. 3From: Exploratory laparoscopy combined with pathological examination in the diagnosis of obscure gastrointestinal bleeding in a child: a case reportGross view and microscopic features of intestinal wall VM. Macroscopically, there was a lesion with dense blistered protrusions on the surface within the intestinal wall (a). On microscopy, abnormal collections of dilated vascular structures of variable sizes were observed in the lesion (b, original magnification × 10)Back to article page