Mesa was diagnosed with a mild right hamstring strain Sunday and is expected to be sidelined 3-to-4 weeks, Christina De Nicola of MLB.com reports.

Mesa reported tightness in his right hamstring following a drill Friday, Christina De Nicola of MLB.com reports.

Mesa is out of minor-league options and will get a chance to win a spot on the 26-man roster this spring, Barry Jackson of the Miami Herald reports.

Mesa is slashing .297/.343/.547 through 16 games for Triple-A Jacksonville with four homers, 13 runs, 14 RBI and an impressive 5:7 BB:K.

Mesa (ankle) completed his rehab assignment with Single-A Jupiter and will join Triple-A Jacksonville on Tuesday, Kevin Barral of Fish On First reports.

Triple-A Jacksonville placed Mesa on the 7-day injured list Sunday with an unspecified injury.

The Marlins optioned Mesa to Triple-A Jacksonville on Monday.

Mesa is hitting .263 with six home runs and nine steals in 55 games for Double-A Pensacola.