ESPN "St. Louis Cardinals shortstop Jhonny Peralta cut his right thumb while opening a box Saturday and will be delayed in his return from an injury to his other thumb as a result. Peralta, on a rehab assignment with Double-A Springfield, had to get three stitches and will not play for three or four..." May 29
Hardball Talk "Cardinals shortstop Jhonny Peralta will begin a rehab assignment with Low-A Peoria on Friday as he mounts his comeback from thumb surgery. Peralta took batting practice yesterday so the Cardinals must have liked what they saw. If his assignment goes well he’ll be on track to come back in June" May 19
MLB.com "A Cardinals club that watched its fill-in shortstops commit nine errors in April got a glimpse on Sunday of the help that is on the way. For the first time since undergoing left thumb surgery on March 10, Jhonny Peralta grabbed a glove and fielded ground balls at shortstop. He wore a hard..." May 01
Peralta in STL, saw docs today, got good report. Cast off, wearing splint. Will be reevaluated in a few weeks. No return timetable #STLCards
Jhonny Peralta underwent surgery on his left thumb this morning, will be in a cast for four weeks, likely to return close to the ASB
Jhonny Peralta suffered a left thumb injury on Saturday. Early indications are that he tore a ligament, could miss 2-3 months.
ABC News "St. Louis Cardinals shortstop Jhonny Peralta could miss 2-3 months because of a left thumb injury, GM John Mozeliak told reporters Monday. Peralta suffered the injury on Saturday and underwent an MRI. Mozeliak said the initial results the MRI were "not positive," saying early indications are..." March 07