Lincecum was taking a gentle approach toward treating his finger.
"I'm just letting it naturally dry out," he said, eschewing substances, such as pickle juice, that pitchers frequently apply to their fingers to treat blisters.
Chris Haft is a reporter for MLB.com. Read his blog, Haft-Baked Ideas, and follow him on Twitter at @sfgiantsbeat. This story was not subject to the approval of Major League Baseball or its clubs.