Isaiah Hartenstein missed the first month with a fractured hand — and now will miss at least a week with a calf strain. The Thunder are back to their small-ball era. The gap between Holmgren's injury and Hartenstein's return lasted over a week in Nov.

Oklahoma City Thunder center Isaiah Hartenstein is out at least a week with a calf issue and will be re-evaluated after that.

Thunder center Isaiah Hartenstein suffered a left calf strain Tuesday night against the 76ers and will be re-evaluated in about one week.

Oklahoma City Thunder center Isaiah Hartenstein popped up on the injury report for Thursday’s matchup against the Cleveland Cavs after the team announced the veteran has a left calf injury. Hartenstein suffered the injury in a 118-102 win against the Philadelphia 76ers and will be out for the foreseeable future.

That advantage will only be more pronounced during their rematch on Thursday as Isaiah Hartenstein will not be able to play due to a left soleus strain. Chet Holmgren (hip) is ramping up for his return,

The OKC Thunder will be without Isaiah Hartenstein in Thursday's matchup with the Cleveland Cavaliers, the team announced. He will be re-evaluated in approximately one week.