Spigelius,Adrian (van der Spieghel), Flemish anatomist in Padua, 1578-1625.
spigelian hernia - abdominal hernia through the semilunar line. Synonym(s): lateral ventral hernia
Spigelius line - the slight groove in the external abdominal wall parallel to the lateral edge of the rectus sheath. Synonym(s): linea semilunaris
Spigelius lobe - a small lobe of the liver situated posteriorly between the sulcus for the vena cava and the fissure for the ligamentum venosum. Synonym(s): lobus caudatus