April 2015: Parsons plays Game 1 of the Mavericks-Rockets first-round series but is ruled out for the rest of it.
May 2015: Parsons undergoes a “minor hybrid microfracture surgery” to his right knee that Dallas is coy about until the surgery is finally reported in August.
November 2015: Parsons makes his debut after missing the first few games of the year, but he’s on a strict minutes restriction.
January 2016: By the middle of the month, Parsons is finally off his restriction and playing the best basketball of his career.
March 21, 2016: The Mavericks announce Parsons has torn his meniscus in his right knee and will miss the rest of the regular season.
March 30, 2016: Mark Cuban says that Parsons could return in the playoffs if the Mavericks advance past the first round.
July 2016: The Memphis Grizzlies sign Parsons to a four-year, $95 million contract after Dallas showed zero interest in bringing him back.
November 2016: Parsons plays six games from Nov. 6-18 before being shut down for another month with right knee soreness.
December 2016: Parsons returns on Dec. 21, but he struggles with ineffectiveness and continued minutes restrictions.
March 2017: The Grizzlies announce Parsons has torn his meniscus in his left knee, different than the initial right knee problems.