Figure 6. A - Photomicrography of the liver showing zone three sinusoidal dilatations due to passive congestion (H&E, 100X). B – Photomicrography of the liver with extramedullary hematopoiesis. Note the megakaryocyte within the hepatic sinusoid (arrow) (H&E, 200X). C and D - Photomicrography of the spleen showing red pulp congestion and white pulp lymphocytary depletion (arrow) (H&E, 100X).