The name given to a certain breast condition—ductal carcinoma in situ—contains a word almost everyone finds terrifying: carcinoma. At an NIH conference on the diagnosis and management of DCIS in 2009, a proposal was made to remove that word from the DCIS name in hopes of eliminating fear and stemming a trend of overtreatment. Though no action was taken, the name remains a point of contention among clinicians. The clue to the problem lies in the rest of the name: In situ, Latin for “in place,” implies that the …