Just saw that Ameer wasn't on the "Organized Team Activities" list for today...
http://espn.go.com/nfl/story/_/id/15745871/detroit-lions-rb-ameer-abdullah-miss-otas-labrum-surgery
http://espn.go.com/nfl/story/_/id/15745871/detroit-lions-rb-ameer-abdullah-miss-otas-labrum-surgery