Retrospective Study
Copyright ©The Author(s) 2016.
World J Gastroenterol. Apr 7, 2016; 22(13): 3621-3631
Published online Apr 7, 2016. doi: 10.3748/wjg.v22.i13.3621
Table 1 Primary morphologies with their respective additional sub-criteria (insofar as sub-criteria are available for a given primary morphology)
Primary morphology
I Diffuse infiltrating
With cystoid portion
Without cystoid portion
II Primarily circumscribed tumor-like
With cystoid portion
Without cystoid portion
III (a) Primarily cystoid - intermediate (approximately 3-8 cm)
With more solid portions at the edge
Without more solid portions at the edge
(b) Primarily cystoid - widespread (approximately > 8 cm)
With more solid portions at the edge
Without more solid portions at the edge
IV Small-cystoid/metastatic* (approximately < 3 cm)
V Mainly calcified