Mateo reported to Norfolk on Tuesday while continuing to build back up from left elbow inflammation that caused him to be placed on the 10-day injured list June 10.

Baltimore Orioles infielder Jorge Mateo was put into concussion protocol on Sunday after a bizarre accident with teammate Cedric Mullins.

The team announced that injured infielder Jorge Mateo has had ulnar collateral ligament reconstruction, with an internal brace and flexor repair, on his non-throwing elbow. His season is over.

The Orioles placed Jorge Mateo on the 10-day injured list with left elbow inflammation and selected infielder Luis Vázquez’s contract.

Jorge Mateo is in concussion protocol after the Orioles' second baseman was struck in the back of the helmet accidentally by the bat of teammate Cedric Mullins.

Orioles manager Brandon Hyde said Monday that Mateo took reps at second base over the winter before arriving at spring training, Jake Rill of MLB.com reports. "We're going to keep our options open ...

The Orioles will be without infielder Jorge Mateo for some time as he was placed on the 10-day injured list with a dislocated elbow.

Both players were in the area around the on-deck circle when Cedric Mullins appeared to catch Mateo in the back of the helmet while lowering his bat behind him.

Cedric Mullins accidentally hit his teammate, Jorge Mateo, in the head with his bat during the Baltimore Orioles' showdown with the Tampa Bay Rays on Sunday.

Baltimore Orioles pitcher Albert Suarez and second baseman Jorge Mateo got hurt in the third inning of Tuesday night’s game against the Miami Marlins.