Idiopathic mesenteric phlebosclerosis associated with long-term use of medical liquor: Two case reports and literature review

Figure 3 Histological findings. A: Resected specimen is cyanotic, thick-walled and rigid; B: Microscopic examination demonstrates vascular proliferation in the intestinal sub-mucosa, serosal layer and mesentery. The vascular wall is thickened. Calcification, collagen and hyaline degeneration are detectable.