ecrin-mdr-crcClinical2016Primary advanced or locally recurrent colorectal malignancyPrimary Advanced Or Locally Recurrent Colorectal MalignancyObservationalhttps://newmdr.ecrin.org/Study/2634289Japan1ECRIN MDRCompletedfalseProspective Observational Study of LAParoscopic Pelvic Exenteration or Laparoscopic Surgery with Bony Pelvic Resection for Primary Advanced or Locally Recurrent Colorectal MalignancyPrimary outcome(s): Local R0 resection rate2016-01-152634289JPRN-UMIN000018994