Oedema due to right heart failure as illustrated in the BIVA nomogram. The position of the measurement point in the BIVA nomogram is above the line of normal BCM values (long axis) and well below the line of normal TBW values (short axis) on the 95th tolerance ellipse. The position in the lower left quadrant indicates the presence of increased water retention.
Walter-Kroker et al. Nutrition Journal 2011 10:35 doi:10.1186/1475-2891-10-35