John Jaso (concussion) is not expected to return this season.
John Jaso (concussion) failed to be cleared to play by a doctor Wednesday.
John Jaso (concussion) will be examined by Dr. Mickey Collins on Wednesday in hopes of being cleared to return to action.
John Jaso is expected to return from the concussion disabled list this week.
John Jaso (concussion) could be cleared to pinch-hit Sunday.
John Jaso (concussion) ran the bases on Friday for the first time since sustaining his injury.
John Jaso (concussion) took live batting practice Tuesday.
John Jaso (concussion) could resume baseball activities this week.
Athletics placed C John Jaso on the 7-day concussion disabled list.
John Jaso will be placed on the 7-day concussion disabled list.
Susan Slusser of the San Francisco Chronicle reports that John Jaso has admitted to worsening concussion symptoms over the past two weeks.
John Jaso went 2-for-5 and drove home three runs on Sunday, leading the Athletics to a 9-3 victory over the Rangers in Texas.
John Jaso (knee) has returned to the Athletics starting lineup for Sunday's game against the Rangers.
John Jaso exited Saturday's game versus the Rangers with left knee irritation.