Mets left-handed reliever Dario Alvarez left Tuesday's game with a groin injury, Newsday's Marc Carig reports.

Alvarez joins a long list of lefty specialists who may be unavailable to the Mets over the rest of the season, as manager Terry Collins did not sound optimistic about Alvarez's injury after Tuesday's game. Alvarez gave up two runs on three hits while recording just one out before exiting Tuesday.