Ryan Callahan has a Grade 2 MCL sprain that will sideline him for four-to-six weeks.
Dougie Hamilton (lower body) will be sidelined for two-to-four weeks.
Corey Crawford (lower body) is expected to be sidelined for about three weeks.
In addition to a concussion, Brooks Orpik has a sore neck and back.
Trevor Daley is going to miss "weeks" with a high ankle sprain