Current MLB injury designations, updated through the day from ESPN.
The Nationals placed Waldron on the 15-day injured list Tuesday, retroactive to Saturday, with chest inflammation.
Millas will undergo surgery Friday on his fractured left index finger, Spencer Nusbaum of The Athletic reports.
MRI results on Ribalta's right forearm came back negative Tuesday, Kyle Williams of TheBanner.com reports.
The Nationals transferred Poulin (forearm) from the 15-day injured list to the 60-day IL on Sunday.
Parker underwent elbow ligament repair surgery with an internal brace Wednesday, Mark Zuckerman of NatsJournal.com reports.
Waldichuk (elbow) underwent Tommy John surgery and an internal brace procedure April 21 and is hopeful to return to game action at some point early in the 2027 season, Mark Zuckerman of MASNSports.com reports.
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