Bryson (illness) attended Thursday's practice but is not projected to be in the lineup versus the Senators, Justin Alpert of the Sabres' official site reports.
Bryson (illness) will not be available Monday versus the Capitals, according to Lance Lysowski of The Buffalo News.
Bryson (illness) won't play versus Vegas on Saturday, per Mike Harrington of The Buffalo News.
Bryson notched an assist, three blocked shots and a plus-2 rating in Monday's 7-1 win over the Islanders.
Bryson was scratched for the fourth time in five games when he sat out Friday's 6-3 loss to the Maple Leafs.
Bryson notched an assist, two blocked shots and a minus-2 rating in Thursday's 4-3 overtime win over the Blues.
Bryson notched an assist and three blocked shots in Saturday's 3-2 shootout win over the Flames.
Bryson hasn't played in any of the Sabres' first 11 games of the season.
Bryson signed a one-year, $900,000 contract with Buffalo on Monday.
Bryson will not receive a qualifying offer from the Sabres and will become an unrestricted free agent Monday, per PuckPedia.