McLouth received a cortisone shot in his shoulder Monday, but team's medical staff don't believe the ailment is a serious one, Dan Kolko of MASN reports.

The injection was meant to alleviate inflammation in the shoulder, and an MRI seemingly allayed any concerns from doctors. Alas, he'll head to the DL in the near future, with an undetermined recovery timetable in front of him. While Steve Souza was recalled from Triple-A Syracuse, the Nationals are firmly committed to outfielders Bryce Harper, Denard Span, and Jayson Werth on a daily basis.

Mclouth, who is dealing with a shoulder injury, will likely be placed on the disabled list, mlb.com's William Ladson reports.

The Nationals recalled outfielder Steven Souza, indicating that McLouth is headed for the DL. With Souza having a tremendous year at Triple-A Syracuse, the Nats may find that they've upgraded their outfield depth due to McLouth's injury.

McLouth got the start in right field Tuesday and went 0-for-4.

Jayson Werth could return to the starting lineup on Wednesday, but even if he doesn't Nats manager Matt Williams may consider another option to replace him, given McLouth's weak .175/.283/.241 line on the season.

Nate McLouth went 4-for-4 with a walk, a stolen base, and a two-run double in Wednesday's 10-inning loss to the Marlins.

It was a night of missed opportunities for the Nationals, who banged out 15 hits and drew five walks. They were never able to push McLouth across home plate. It was a nice display of offense from McLouth, who had been struggling offensively entering the night. He pushes his slash line up to .182/.321/.261 on the season.

Nate McLouth returned to action on Tuesday May 13.

Nate McLouth is not in the Nationals' lineup Tuesday after re-opening the scab on his right hand during Monday's batting practice and game.

He's available off the bench. The injury has been poor timing for McLouth, as he was slated to play regularly against righties with Bryce Harper (thumb). Of course, he's hitting only .091/.254/.164 this season, so the Nats probably haven't missed much in the week he's been out.

Nate McLouth returned to action on Saturday May 10.

Nate McLouth returned to the starting lineup on Saturday, but went 0-for-3 against the A's.

It was McLouth's first start since he sliced open his hand making a terrific catch against the wall five days ago. Unfortunately, McLouth is still slumping offensively; he's just 4-for-50 this season and he's without a hit since April 27. The Nationals need more from him with Bryce Harper and now Adam LaRoche out.

Nate McLouth (hand) made an appearance on defense in the Nationals' win over the Dodgers on Wednesday.

A good sign for the status of his right hand, which he scraped badly while making a catch along the left field wall at Nationals Park on Monday. McLouth should be ready to return to the starting lineup Friday in Oakland.

Nate McLouth returned to action on Wednesday May 7.

Nate McLouth (hand) remained out of the Nationals' lineup Wednesday.

McLouth is still dealing with a gash on his right hand that he received as a result of his sliding catch on Monday. He remains day-to-day. Kevin Frandsen is starting in left field Wednesday.

Nate McLouth (hand) is not in the Nationals' lineup on Tuesday night against the Dodgers.

McLouth scraped his right hand Monday while making a catch along the left field wall. He had the hand wrapped Tuesday in the Nationals' clubhouse but could be available off the bench. Scott Hairston is starting in left field.

Nate McLouth left Monday's game in the eighth inning with an apparent right hand injury after sliding into the left field wall.

McLouth hurt both his hand and leg making an excellent catch down the left field line, but it appeared that it was the cut on his hand that forced him from the game. Consider him day-to-day.

Nate McLouth went 0-for-3 at the plate in Thursday's loss to the Cardinals.

McLouth is handling center field while Denard Span (concussion) is out, but he's not taking advantage of the opportunity. He has just one hit in 14 at-bats since taking over for Span and is now hitting an ugly .087/.250/.130 with no RBI on the season.

Nate McLouth (knee) will start in center field and bat seventh Tuesday against the Marlins.

McLouth has missed the last two games with left knee soreness, but he's feeling a lot better. He should see significant playing time until Denard Span (concussion) is ready to return.

Nate McLouth (knee) is available off the bench Monday.

McLouth was scratched from Sunday's lineup due to left knee soreness and Nationals manager Matt Williams would like to stay away from using him on Monday if possible. Consider him day-to-day for now.

Nate McLouth was scratched from the Nationals lineup on Sunday due to left knee soreness.

Nationals manager Matt Williams said that McLouth could have played, but that he didn't want to push him. He will be re-evaluated on Monday.

Nate McLouth had a solo homer, an RBI double and a walk against the Marlins on Monday.

McLouth had great springs the last couple of years, but entered today at .200/.265/.333 with 10 strikeouts in 30 at-bats this year. The Nationals are paying him more than $5 million per year to be their fourth outfielder, so they're expecting him to produce.

Nationals signed OF Nate McLouth to a two-year, $10.75 million contract.

FOX Sports' Ken Rosenthal reported news of an agreement last week while Dan Connolly of the Baltimore Sun passed along the details of the contract, which is said to include an option for a third year. McLouth, 32, batted .258/.329/.399 with 12 homers and 30 stolen bases for the Orioles this past season and should be an active fourth outfielder in Washington. However, it could be tough for him to carve out value in most mixed fantasy leagues.

FOX Sports' Ken Rosenthal reports that the Nationals have agreed to terms on a two-year contract with Nate McLouth.

Dan Connolly of the Baltimore Sun says the deal is for $10.75 million and also includes an option for a third season. The Nats don't have a starting spot for McLouth, but he can play all three outfield positions and is expected to get more playing time than your average fourth outfielder. The 32-year-old batted .258/.329/.399 with 12 homers and 30 stolen bases for the Orioles in 2013.