Necas recorded an assist and three shots on goal in Tuesday's 4-1 win over the Rangers in Game 3.
Necas (undisclosed) took part in Friday's practice session, Michael Smith of the Hurricanes' official site reports.
Necas (undisclosed) won't be available for Wednesday's exhibition against the Capitals, Sara Civian of The Athletic reports.
According to coach Rod Brind'Amour, Necas (undisclosed) "did something when he was skating around" Saturday, leading to his early departure from practice, Michael Smith of the Hurricanes' official site reports.
Necas (undisclosed) returned to practice Tuesday, Chip Alexander of The Raleigh News & Observer reports.
Necas was not on the ice for Monday's training camp session, Chip Alexander of The Raleigh News & Observer reports.
Necas tallied 16 goals and 20 assists in 64 games prior to the league going on hiatus in mid-March.
Necas scored a goal and added an assist in Saturday's 6-3 win over Toronto.
Necas tallied a goal and added a helper in Friday's 5-2 win over the Devils.
Necas scored a power-play goal on two shots and added two PIM in Tuesday's 6-3 loss to the Blues.