Mrazek will guard the road net Saturday against Calgary, Aaron Vickers of NHL.com reports.
Mrazek (groin) was activated from injured reserve Thursday, Charlie Roumeliotis of WGN Radio reports.
Mrazek (groin) was deemed "real close" by interim head coach Anders Sorensen but won't play versus the Capitals on Tuesday, per Mark Lazerus of The Athletic.
Mrazek (groin) was placed on injured reserve Sunday.
Mrazek (undisclosed) is expected to miss more game action after getting hurt in Saturday's 4-2 loss to Winnipeg, Ben Pope of the Chicago Sun-Times reports.
Mrazek won't return to Saturday's tilt against Winnipeg after sustaining an undisclosed injury.
Mrazek will be between the home pipes versus Winnipeg on Saturday, per Charlie Roumeliotis of WGN Radio.
Mrazek made 23 saves in Wednesday's 4-2 loss to the Bruins.
Mrazek is expected to start at home against Boston on Wednesday, according to Tracey Myers of NHL.com.
Mrazek stopped 30 of 35 shots in Sunday's 6-3 loss to the Blue Jackets. The sixth goal was an empty-netter.