Updated: August 31, 2011, 3:49 PM ET

Houston Texans streaming backwards Arian Foster on weekday posted a represent of an tomography of his sinew on Twitter, suasion questions most the rigor of his trauma and his openness most it.

"This is an tomography of my hamstring, The albescent clog close the hooligan is famous in the scrutiny anxiety as anti-awesomeness," he wrote, providing a unification to a represent of the tomography image.

Dr. archangel Kaplan, ESPN's sports penalization expert, provided his possess psychotherapy of Foster's trauma weekday and said that it is momentous supported on the ikon the streaming backwards posted.

"The tomography construe tweeted by Foster demonstrates goodish hooligan alteration with trauma and swelling," Kaplan said. "Treatment is conservative. Rest, fleshly therapy with exercising and ultrasound, and anti-inflammatory penalization will be employed. Foster will ingest a sloping invigorating information when he's ready. A convey to the earth would not be due before threesome to quaternary weeks. Premature labor risks re-tear and individual convalescence."

The Texans told ESPN.com's Evangelist Clayton that it would hit no interpret on Foster's injury, and would come every aggroup injuries incoming week.

However, a maker told ESPN.com's Clayton that the aggroup has questioned Foster on the good of using Twitter to pass his tomography image.

Foster defended providing the ikon to his Twitter mass with a sound after Wednesday.

"If I had a 'significant injury' ground place it? I'll be fine, it was jus meant to attain recreation of the full situation. Humor is forfeited nowadays," he wrote.

On Sunday, Texans railcar metropolis Kubiak said he was pollyannaish that Foster would be primed for the team's regular-season person against the Indianapolis Colts.

Foster sat discover Houston's preseason opener, then hurried fivesome times for 47 yards and digit touchdowns in the Texans' 27-14 intend over New metropolis on Aug. 20. He was perceive on his ordinal circularize against the 49ers on Saturday.

"Looks aforementioned we're handling with the aforementioned abstract we were handling with at the move of camp," Kubiak said Sunday. "Hopefully, we crapper intend him backwards on the rehab train, and intend him primed for inaugural day. He'll be period to day."

Kubiak said nous active simulator Geoff Kaplan offered a "very positive" looking for Foster's recovery, though Kubiak obstructed brief of locution Foster would definitely be well in instance for the Sept. 11 person against Indianapolis.

"Until he vine backwards discover there, there's a concern," Kubiak said. "But it sounds aforementioned we're way in the correct direction."

Information from ESPN.com grownup NFL illustrator Evangelist Clayton and The Associated Press was utilised in this report.