New York Mets' Tylor Megill exits with shoulder discomfort, set for MRI 9:59 PM ET Associated Press NEW YORK -- Mets right-hander Tylor Megill left his start Thursday night against the Milwaukee Brewers with shoulder discomfort, the latest setback in a promising season for the second-year pitcher. Megill came off the injured list last week after missing a month with right biceps inflammation. He will have an MRI on Friday, the Mets said. The rotation replacement for injured ace Jacob deGrom this season, Megill entered with a 4-2 record and 4.50 ERA. He started for New York on Opening Day and pitched five scoreless innings in a win at the Washington Nationals . Editor's Picks Ranking this year's College World Series field by the MLB stars each team has produced 16h David Schoenfield 2 Related Making his second start since returning from the injured list, Megill sailed through three shutout innings Thursday before Christian Yelich homered for the Brewers leading off the fourth. Milwaukee then loaded the bases with one out, and Megill winced immediately following his first pitch to Omar Narvaez . It was the 28th pitch of a laborious inning for Megill, a fastball clocked at 92 mph -- well below the 97 mph he was hitting on the radar gun earlier in the game. He called for an athletic trainer and was replaced by Chasen Shreve . Megill spent four weeks on the IL from May 12 to June 9 with right biceps inflammation. He made one minor league rehab start and returned to the rotation last Friday at the Los Angeles Angels , allowing two runs and five hits on 64 pitches in 3 1/3 innings. Megill was 4-1 with a 2.43 ERA before getting tagged for eight runs and eight hits in 1 1/3 innings May 11 at Washington. He was placed on the IL after that outing.