When this occurs, there can be an externally visible dilation of the paraumbilical (and perhaps even the thoracoepigastric veins) which leads to the appearance of "Caput Medusae".
If this occurs, there may be a noticeable widening of the paraumbilical and perhaps even the thoracoepigastric veins on the surface, resulting in the visual appearance of "Caput Medusae".