It's not the first such issue for De La Rosa this season. His previous two starts were affected by a cut on his middle finger. He lasted just five innings in those games and gave up 11 hits in one of them.
"We'll see, but hopefully with five days, he'll be fine," Rockies manager Walt Weiss said.
Thomas Harding is a reporter for MLB.com. Read his blog, Hardball in the Rockies, and follow him on Twitter @harding_at_mlb. This story was not subject to the approval of Major League Baseball or its clubs.