Assertion: ampulla | /r/RelatedTo | the cancer
Facets:
Source sentences:
text: CT scans may not be able to diagnose small ampullary lesions, but can identify signs in the region around the ampulla that may be associated with the cancer.
text: may not be able to diagnose small ampullary lesions, but can identify signs in the region around the ampulla that may be associated with the cancer.