Smith scored a goal on two shots in Saturday's 6-5 shootout loss to the Blues.
Smith (back) is set to be activated off injured reserve and play Wednesday against Edmonton, per Scott Powers of The Athletic.
Smith (back) was designated for injured reserve Thursday.
Smith (back) is not expected to be available against the Flames on Monday, Charlie Roumeliotis of WGN Radio reports.
Smith (back) is day-to-day and won't play versus Edmonton on Saturday, per Charlie Roumeliotis of WGN Radio.
Smith (back) will not be in the lineup versus Detroit on Friday, Ben Pope of the Chicago Sun-Times reports.
Smith missed practice Thursday due to a back injury, Charlie Roumeliotis of WGN Radio reports.
Smith logged an assist in Friday's 4-2 win over the Canadiens.
The Blackhawks put Smith (back) on injured reserve Friday, retroactive to Dec. 12, according to Charlie Roumeliotis of WGN Radio.
Smith (back) is unlikely to suit up Sunday against the Islanders, Charlie Roumeliotis of WGN Radio reports.