"It's pretty swelled up," Collins said. "We'll see how it is [on Saturday]. He thought one day would suffice."
Murphy planned to receive treatment throughout the night on Friday before making a decision as to his weekend availability. Though the National League hits title is an extreme long shot for him, Murphy is within reach of career highs in hits and doubles, as well as a .300 batting average. For those reasons and others, he would like to return to action as soon as possible.
"I want to play," he said. "Whether I'm hitting .220 or .310, I want to play."
• Triple-A Las Vegas manager Wally Backman will temporarily join the big league coaching staff next Friday, the team announced. The Mets typically reward one Minor League coach or manager each season with a temporary promotion in September.
Anthony DiComo is a reporter for MLB.com. Follow him on Twitter @AnthonyDicomo. This story was not subject to the approval of Major League Baseball or its clubs.