Troy Patton (ankle) threw a free and easy inning Sunday in an instructional league game.

Patton will make one or two more instructional league appearances before rejoining the Orioles bullpen later this week. He has been sidelined for the past month because of a sprained ankle.

Troy Patton (ankle) is scheduled to pitch in an instructional league game Sunday.

It should be enough to ensure his return from the disabled list. The 27-year-old southpaw has been sidelined for about a month with a sprained right ankle.

Troy Patton (ankle) is scheduled to throw live batting practice for the first time Friday.

Patton tossed a successful bullpen session Monday and will throw another Wednesday. The right-hander is on track to return to the Orioles' bullpen in about a week.

Troy Patton (ankle) threw off a flat mound and half-mound Friday.

Patton is expected to progress to a regular mound on Monday and remains on track to rejoin the O's bullpen down the stretch. The 27-year-old has been sidelined since August 12 with a sprained right ankle.

Troy Patton (ankle) is scheduled to throw off a flat mound Friday.

If all goes well, he will move to a regular mound on Monday. There's no clear timetable for his return, but the O's are hopeful he'll be able to contribute for most of September. The 27-year-old southpaw has been sidelined since August 12 with a sprained right ankle.

Troy Patton (ankle) had his second throwing session from 120 feet Wednesday.

He'll throw from a flat mound Friday, which will be the first time since landing on the DL that he's pushed off a rubber. The Orioles won't provide a timetable for Patton until he throws from a full mound.

Troy Patton (ankle) threw off flat ground Thursday from a distance of 60 feet.

Patton is making steady progress from a sprained right ankle. It's not clear when he'll be ready to throw from a mound, but he should rejoin the O's bullpen at some point in September.

Troy Patton (ankle) did pool running Tuesday for the first time since being placed on the disabled list two weeks ago.

Good news. He's expected to resume throwing on Thursday and should be able to rejoin the Orioles' bullpen at some point in September if all goes well.

Orioles placed LHP Troy Patton the 15-day disabled list with a sprained right ankle.

Patton rolled the ankle earlier this week while walking to his car in a parking garage. He told reporters that he will be ready for activation once his 15 days are up.

The Orioles are expected to place Troy Patton on the disabled list with an ankle injury.

Patton rolled the ankle recently, and apparently the O's think he'll need a couple weeks of down time. He'll be replaced on the roster by J.C. Romero, who was acquired via trade Monday.

MLB.com's Brittany Ghiroli expects Troy Patton and Zach Phillips to make the Orioles' Opening Day roster.

Patton is out of options and would be exposed to waivers if he doesn't make the team. Phillips' bullpen spot is looking pretty secure after an impressive spring, and could be used as a long reliever if needed.

Troy Patton (arm fatigue) is scheduled to pitch in Tuesday's game against the Rays.

Patton hasn't pitched since Thursday due to arm fatigue, but it shouldn't be a lingering issue. The 28-year-old left-hander is out of options this spring, so he has a decent shot to win a bullpen spot on the O's Opening Day roster.

Troy Patton will miss a game on September 22 to to attend mandatory orientation for a Drug and Alcohol class.

Patton, 25, was arrested in January for a DWI. Assuming he completes the process, the DWI will be expunged from his record.

Orioles placed LHP Troy Patton on the restricted list.

Patton is headed back to Houston in preparation of a hearing on Monday regarding his DUI arrest. He could be back with the O's for Monday's game, but it's probably more likely that he'll return in time for Tuesday's contest.

The Orioles are expected to place Troy Patton on the restricted list before Saturday's doubleheader as he travels back to Houston in preparation of his Monday hearing for his DUI arrest.

It's possible Patton might miss just the doubleheader and return on Monday, or he might not be back until Tuesday. Mark Hendrickson is the most likely candidate to be promoted to take his spot.

Troy Patton's court date has been pushed to next month.

The expectation was that Patton would be optioned to Triple-A Norfolk on Wednesday so that could deal with his legal matters, but he is now staying with the Orioles. The 25-year-old lefty was arrested for drunk driving in Texas this past winter.

MLB.com's Brittany Ghiroli suggests that Troy Patton will likely be optioned to Triple-A Norfolk on Wednesday to make room for the newly-claimed Jo-Jo Reyes on the active roster.

It makes sense, since Patton is expected to leave the team Wednesday to attend a hearing regarding his drunken driving arrest in Texas over the winter. The 25-year-old southpaw has a 4.15 ERA and 11/2 K/BB ratio over 8 2/3 innings with the O's this season.

Troy Patton will leave the Orioles Wednesday in order to fly to Texas for a hearing stemming from his drunken driving arrest over this past winter.

He seems likely to rejoin the O's over the weekend. Patton has a 1.15 WHIP and 11/2 K/BB ratio over 8 2/3 innings for Baltimore this season.

Orioles recalled LHP Troy Patton from Triple-A Norfolk.

Patton has only pitched 2 1/3 innings for the Orioles this year, but he's done a great job in Triple-A with a 1.83 ERA and 1.26 WHIP over 44 1/3 frames. He will take on a middle relief role in Baltimore.

Orioles sent LHP Troy Patton outright to Triple-A Norfolk.

Patton was designated for assignment last week but has cleared waivers and will accept an assignment to Triple-A. He gave up two runs in 2 1/3 innings in his lone appearance this season.