<prompt> Villous pattern is lost inHydatidiform moleInvasive moleTubal moleChoriocarcinoma  <response>: Choriocarcinoma : On histopathology , it is composed of cells of early cytotrophoblast and synctiotrophoblast There are no villi Has ability to metastatic Most common mode of spread is hematogenous Ref: Dutta Obs 9e pg 187. 