Lysell was assigned to AHL Providence on Sunday.
Lysell was recalled from AHL Providence on Thursday.
Lysell had a solid AHL rookie campaign with 14 goals, 37 points and 46 PIM in 54 contests with AHL Providence.
Lysell (upper body) is expected to play in Wednesday's preseason game versus the Rangers.
Lysell is day-to-day with an upper-body injury, Matt Porter of The Boston Globereports.
Coach Jim Montgomery said that Lysell sustained a minor injury on Saturday, Fluto Shinzawa of The Athletic reports.
Lysell signed a three-year, entry-level contract with the Bruins on Monday.