Fig. 3From: Sporadic intra-abdominal desmoid tumor with a very unusual onset: two case reportsHistological and immunohistological features of desmoid tumors in Case 1. a Hematoxylin and eosin (HE) staining demonstrating the proliferation of low-density stromal cells forming thick collagen fibrils (low-power view). b Strong immunostaining for β-catenin (high-power view). c Expression of Ki-67 analyzed by immunostaining. The labeling index was 6% (high-power view)Back to article page