Figure 2: Case 2 - (a) Muscular pulmonary artery occluded by fresh thrombus with peripheral organization and strands of tumor (arrows); (b) Recanalized thrombus in a muscular pulmonary artery. The channels themselves are occluded by tumor clusters. Note the presence of lymphatic permeation; (c) Portal tract of the liver showing occlusive tumor embolus in the portal vein radicles V; (d) The sinusoids of the liver were focally dilated and some show the presence of tumor cells (H&E × 100)