ANSWER: DALM

DALM or dysplasia associated lesion or mass is a concerning finding in a patient with UC. Longstanding UC predisposes the individual to adenocarcinoma of the colon and screening colonoscopies are often done. The finding of a visible lesion associated with dysplasia on biopsy has been reported to suggest a 50% incidence of cancer when resected. In this case the associated inflammation makes the interpretation very difficult, however, malignancy was present.