Dayan Viciedo was at MetLife Dome for today’s game against the Seibu Lions, but returned to Nagoya because he was not feeling well. He was later examined at a hospital in Nagoya and diagnosed with influenza A.
[UPDATE 3/20 @ 831pm]
Viciedo rejoined the team for practices today. He did not play in the Nippon Ham game.
Source: Nikkan Sports 3/20/2017