claw sign Edit Article Claw sign Dr Sajoscha Sorrentino and Dr Frank Gaillard et al. view revision history The claw sign is useful in determining whether a mass arises from a solid structure or is located adjacent to it and distorts the outline. It refers to the sharp angles on either side of the mass which the surrounding normal parenchyma forms when the mass has arisen from the parenchyma. As such, norm.. 2012. 11. 24. 이전 1 다음