Orioles fifth starter candidate Gabriel Ynoa underwent an MRI to determine the source of his lower leg soreness and has been scratched from his scheduled Grapefruit League start against the Pittsburgh Pirates.
Non-roster left-hander Jayson Aquino will take his place.
The club reported that the MRI showed a “stress reaction” but no fracture. Manager Buck Showalter had previously described the problem as shin splints.
“It's not a stress fracture, just some inflammation,” Showalter said before Friday’s game against the Toronto Blue Jays. “Luckily, they took the MRI and caught it.