McIlrath hasn't played since Nov. 3, sitting out 11 consecutive games after being scratched for Wednesday's 5-4 win over the Lightning.
McIlrath was returned to AHL Hershey on Monday.
McIlrath was recalled from AHL Hershey on Sunday.
McIlrath was reassigned to AHL Hershey on Saturday, according to Sammi Silber of The Hockey News.
McIlrath was recalled from AHL Hershey on Saturday, Tom Gulitti of NHL.com reports.
McIlrath was placed on waivers Friday.
McIlrath signed a two-year, two-way deal with the Capitals on Sunday.
McIlrath was recalled from AHL Hershey on Sunday.
McIlrath was sent down to the minors Friday, Roman Stubbs of The Washington Post reports.
McIlrath was recalled from AHL Hershey on Sunday.