FIGURE 1.

MSB‐stained sections of extrahepatic portal vein samples removed during liver transplant surgery. These are representative images of the 16 prospectively collected thrombi. (A) A portal vein thrombus consisting of a focally thickened intimal layer of the vessel wall with some hemorrhage but without a fibrin‐rich thrombus. (B) A portal vein thrombus consisting of a circumferential thickened intimal layer of the vessel wall with a fibrin‐rich thrombus on top [Color figure can be viewed at wileyonlinelibrary.com]