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Electron micrograph of a portion of the degenerate wall of a dilated large venule. The wall is oedematous with extravasated erythrocytes and fibrin around endothelium (arrowhead). L = lumen; asterisk = basement membrane substances. Inset: an erythrocyte (arrow) is passing through a gap between endothelial cells (arrowhead). Bar = 1 μm.
