in view of this , we would like to emphasize the importance of the presence of the various histological patterns observed in endodermal sinus tumor , in addition to the classical perivascular formations ( schiller-duval bodies ) and the presence of alpha-fetoprotein ( afp ) , as diagnostic features of endodermal sinus tumor .
C1710022
schiller-duval bodies
C0014145
endodermal sinus tumor